Provided is a hydraulic cylinder (100) wherein: a cylinder tube (10) comprises a circular main body part (12), a circular coupling part (13) to which a cylinder head (40) is coupled, and a circular connection part (14) which is formed between the main body part (12) and the coupling part (13); the coupling part (13) is formed such that the thickness (T2) thereof in the radius direction is greater than those of the main body part (12) and the connection part (14); the boundary between the main body part (12) and the connection part (14) and the boundary between the connection part (14) and the coupling part (13) are each formed so as to be tapered; the connection part (14) is formed such that the inclination angle thereof with respect to the main body part (12) is smaller than the inclination angle (α) of the boundary between the main body part (12) and the connection part (14) and the inclination angle (β) of the boundary between the connection part (14) and the coupling part (13); and an end part of the connection part (14) which is located on the coupling part (13) side is formed such that the thickness (T3) thereof in the radius direction is greater than that of the main body part (12) and not more than twice that of the main body part (12).
F15B 15/14 - Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith characterised by the construction of the motor unit of the straight-cylinder type
This fluid pressure control device (100) comprises a main valve block (1) and a sub valve block (50) attached to the main valve block (1). The main valve block (1) includes an actuator passage (21) through which flows a working fluid supplied to and discharged from an actuator, a main spool (2) which switches the supply and discharge direction of the working fluid supplied to and discharged from the actuator through the actuator passage (21), and a first pressure detection passage (41) which connects to the actuator passage (21). The sub valve block (50) includes a second pressure detection passage (51) which connects to the first pressure detection passage (41), and a pressure detection port (52) which connects to the second pressure detection passage (51) and has a pressure sensor (60) attached thereto.
A valve device 100 comprises a housing 10 provided with a load pressure passage 15 for guiding a load pressure Pls to a variable displacement pump having a discharge capacity controlled in accordance with a self-pressure Pps that is discharged by itself and the supplied load pressure Pls. The housing 10 is further provided with a pump passage 11 for guiding a hydraulic oil that is sucked from a tank and discharged by the pump, a tank passage 12 for returning the hydraulic oil discharged from the pump to the tank, and a communication passage 17 with both ends communicating with the tank passage 12. At least a portion of the communication passage 17 is adjacent to the load pressure passage 15 while being spaced apart only by a wall of the housing 10, without another passage for guiding the hydraulic oil interposed therebetween.
This cylinder device (A) comprises: a cylinder (2); a piston (3) that partitions the inside of the cylinder (2) into two working chambers (R1, R2); a first flow path (4) and a second flow path (5) that connect the working chambers (R1, R2) in parallel; a first variable throttle valve (6) provided in the first flow path (4); a hydraulic cylinder (1) having a second variable throttle valve (7) provided in series in the second flow path (5) and a bidirectional discharge type pump (9) driven by a motor (8); and a controller (11) that controls the first variable throttle valve (6), the second variable throttle valve (7), and the motor (8). The controller (11) determines a target aperture coefficient of the second variable throttle valve (7) at which the operating point of the motor (8) is placed on a straight line of maximum regeneration efficiency on the basis of the rotation speed of the motor (8) and the thrust of the hydraulic cylinder (1), and the controller controls the second variable throttle valve (7).
B60G 17/015 - Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or s the regulating means comprising electric or electronic elements
This cylinder device (1) comprises: a cylinder (2); a rod (3); a piston (4) that demarcates the inside of the cylinder (2) into a rod-side room (R1) and a piston-side room (R2); a reservoir room (R) that stores a liquid; an attenuation passage (5) that communicates the rod-side room (R1) and the piston-side room (R2), and applies resistance to a flow of liquid passing therethrough; a pressure-side attenuation path (6) that applies resistance to the flow of liquid from the piston-side room (R2) to the reservoir room (R); an extension-side suction passage (7) that allows only a flow of liquid from the reservoir room (R) to the rod-side room (R1); a pressure-side suction passage (8) that allows only a flow of liquid from the reservoir room (R) to the piston-side room (R2); a pump flow path (9) communicating the rod-side room (R1) and the piston-side room (R2) in parallel with the attenuation passage (5); a pump (10) midway on the pump flow path (9); and a motor (11) that drives the pump (10).
A spool displacement detection device (100) detects the displacement amount of a spool (53) of a fluid pressure valve device (50) that includes: an access hole (52) formed in a housing (51); and a spool (53) housed slidably in the access hole (52). The spool displacement detection device comprises: a rod (60) one end of which is supported by the spool (53); a cap (70) that is mounted in an opening of the access hole (52) with respect to an end surface (51a) of the housing (51); a magnet (65) provided to the rod (60); and a detection unit (80) that detects a change in a magnetic field accompanying the displacement of the magnet (65). The cap (70) has formed therein an insertion hole (71) into which the rod (60) is inserted in a displacement direction so as to freely reciprocate and through which a fluid for energizing the spool (53) is guided. A detection unit (80) is attached to an outer peripheral surface (70c) of the cap (70).
G01B 7/00 - Measuring arrangements characterised by the use of electric or magnetic techniques
F16K 37/00 - Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
11) that is formed by a detection electrode (21) and a ground electrode immersed in a fluid are electrically connected to each other, an excitation signal oscillation unit (3102) that excites the resonance circuit (8) with an excitation signal having a prescribed oscillation frequency, and a control unit (3112) that controls the oscillation frequency so that the phase difference between the excitation signal and the output signal of the resonance circuit (8) maintains a prescribed phase difference, and the present invention detects a characteristic of a fluid from a change in the oscillation frequency.
G01N 27/22 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
G01N 27/00 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
G01N 27/06 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid
This shock absorber (1) comprises: a shock absorber body (2) having a cylinder (6) that is connected to an unsprung member (W) of a vehicle (V), and a rod (8) that is connected to a sprung member (B) of the vehicle (V), the rod (8) being capable of moving relative to the cylinder (6) by exiting and entering the cylinder (6); a damping force adjustment device (3) that is capable of adjusting damping force generated when the shock absorber body (2) expands and contracts in accordance with the amount of current supplied; and a current control unit (5) that is attached to the cylinder (6), the current control unit (5) supplying a current to the damping force adjustment device (3) on the basis of a control command received from a control device (4) installed in the vehicle (V), the current control unit (5) being provided with an unsprung acceleration rate sensor (5c).
B60G 17/015 - Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or s the regulating means comprising electric or electronic elements
F16F 9/32 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details
F16F 9/46 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details such means combined with temperature correction allowing control from a distance
The present invention maintains the normal operation of a vehicle even if noise is superimposed on a power supply voltage and suppresses the increase in the size of a device. A power supply control circuit 1a includes: input terminals T21, T22 to which a DC power supply can be connected; a power supply line that supplies power from the input terminals to a next-stage circuit; a coil L400 provided in the power supply line; a first capacitor C400 connected between the input terminal side of the coil L400 and the ground line for the power supply line; a second capacitor C401 connected between the next-stage circuit side of the coil L400 and the ground line; a switch element Q303 that is connected in series with the power supply line and turns on or off the supply of power to the next-stage circuit; a monitoring circuit U310 that turns off the switch element Q303 when the voltage or current of the power supply line exceeds a threshold value; and a semiconductor element including a diode connected in parallel with the coil such that the cathode faces the previous-stage side of the coil L400 and the anode faces the next-stage side of the coil.
H02J 1/00 - Circuit arrangements for dc mains or dc distribution networks
H02H 3/10 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to excess current additionally responsive to some other abnormal electrical conditions
H02H 3/20 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to excess voltage
H02M 1/00 - APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF - Details of apparatus for conversion
A vane pump (100) is provided with a body-side side plate (30) and a cover-side side plate (40). The body-side side plate (30) comprises a plurality of first back pressure grooves (34) each of which is opened on a first slide-contact surface (30a), with which a rotor (2) is brought into slide contact, and is in communication with a back pressure chamber (5), the plurality of first back pressure grooves (34) being provided spaced apart from each other in a circumferential direction of the rotor (2). The cover-side side plate (40) comprises: a plurality of second back pressure grooves (44) each of which is opened on a second slide-contact surface (40a), with which the rotor (2) is brought into slide contact, and is in communication with the back pressure chamber, the number of the plurality of second back pressure grooves (44) being the same as the plurality of first back pressure grooves (34); and a communication groove (45) providing communication between a plurality of the second back pressure grooves (44) that are provided opened on the second slide-contact surface (40a) and that are adjacent to each other in the circumferential direction. The opening of each of the plurality of first back pressure grooves (34) that are opened on the first slide-contact surface (30a) has a larger opening area than the opening of each of the plurality of second back pressure grooves (44) that are opened on the second slide-contact surface (40a).
F04C 2/344 - Rotary-piston machines or pumps having the characteristics covered by two or more of groups , , , or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group or and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member
F04C 15/06 - Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
A stroke sensor for detecting a stroke quantity of a front fork (F) having a tube member (10) that has an outer tube (1) and an inner tube (2) inserted into the outer tube (1) and capable of moving in the axial direction of the outer tube (1), and is mounted between the vehicle body (B) and a wheel (W) of a vehicle (V), said stroke sensor comprising: a body to be detected (3) that is provided to the outer circumference of the outer tube (1); and a sensor body (4) that is provided outward from the tube member (10), can move together with the inner tube (2) in the axial direction relative to the outer tube (1), and senses the body to be detected (3).
B62J 45/423 - Sensor arrangements; Mounting thereof characterised by mounting on or besides the wheel
B62K 25/08 - Axle suspensions for mounting axles resiliently on cycle frame or fork with telescopic fork, e.g. including auxiliary rocking arms for front wheel
A damping valve (1) according to the present invention includes: a valve seat member (2) provided with an annular recess portion (2d), a port (2c) that opens to a bottom portion (2d1) of the recess portion (2d), an annular valve seat (2e) that rises from the outer circumferential of the recess portion (2d), and an opposing portion (2f) that is annular and has an inner circumferential surface facing the recessed portion (2d); a sub-valve (3) that is disposed within the recess portion (2d) so as to be separated from the bottom portion (2d1) of the recess portion (2d), forms an annular gap (P) between the outer circumferential surface and the opposing portion (2f), and, with the outer circumferential side serving as a free end, is allowed to deflect in a direction away from the valve seat member (2) within the recess portion (2d); and an annular leaf valve (4) that is layered so as to be separated in an axial direction on the side, of the sub-valve (3), opposite to the valve seat member), and, with the outer circumferential side serving as a free end, is allowed to deflect so as to be seated in or separated from the valve seat (2e).
A vane pump (100) is provided with a cam ring (4) and a body-side lateral plate (30) that is provided in contact with one lateral surface of the cam ring (4). The body-side lateral plate (30) has a first back pressure groove (34) that is in communication with a back pressure room (5) in suction regions (42a, 42c) in which the capacity of a pump room (6) expands. The first back pressure groove (34) has a high-pressure groove (34a) that guides a working fluid to the back pressure room (5), and a low-pressure groove (34b) that guides a working fluid having a pressure lower than that of the working fluid guided by the high-pressure groove (34a) to the back pressure room (5) while guiding the working fluid to the back pressure room (5) on a side closer to a front side in a rotating direction of a rotor (2) than the back pressure room (5) to which the high-pressure groove (34a) guides the working fluid. The working fluid is selectively guided to the back pressure chamber (5) from the high-pressure groove (34a) or the low-pressure groove (34b) as the rotor (2) rotates.
F04C 15/00 - Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups
F04C 2/344 - Rotary-piston machines or pumps having the characteristics covered by two or more of groups , , , or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group or and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member
An electrical component unit (1) comprises: an electrical component (2); and a bracket (10) having a seat section (11) that is attached to a shock absorber (D) serving as an installation target of the electrical component (2), and a retention section (12) that stands upright from the seat section (11) and retains the electrical component (2). The retention section (12) has a recess (15) that accommodates at least a section of the electrical component (2), and a first retention piece (13) and a second retention piece (14) that are facing with the recess (15) interposed therebetween. The electrical component (2) has a first anchor piece (4) that is anchored to the first retention piece (13), and a second anchor piece (5) that is anchored to the second retention piece (14).
An electronic component unit (1) comprises: a substrate (2) on which an electronic component (3) is mounted; a bracket (10) which includes a base (11), two or more holder sections (12a, 12b) one end of which is continuous with the base (11) and which hold the substrate (2) at the other end thereof to dispose the substrate (2) in a spaced-apart position with respect to the base (11), the bracket (10) further including a front mounting section (13) and a rear mounting section (14) respectively protruding from the front and rear of the base (11) forwardly and rearwardly of the base (11); and a resin case (17) encapsulating the substrate (2), the base (11), and the holder sections (12a, 12b). The front mounting section (13) and the rear mounting section (14) protrude outside the resin case (17).
H05K 5/00 - Casings, cabinets or drawers for electric apparatus
B60R 16/02 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric
H05K 7/14 - Mounting supporting structure in casing or on frame or rack
A control valve (101) comprises a solenoid proportional valve-equipped cap (100) that has a pilot cap (10) including: a primary pressure passage (41) that guides a working fluid at a primary pressure to the solenoid proportional valve; a secondary pressure passage that guides the working fluid, which has been pressure-reduced to a secondary pressure by the solenoid proportional valve, to a pilot chamber; and a drain passage that discharges the working fluid discharged from the solenoid proportional valve (50). A valve housing (102) of the control valve (101) has: a primary pressure confluence passage (30) that establishes mutual communication with the primary pressure passage (41) in the cap (100) fitted with solenoid proportional valve; and a drain confluence passage that establishes mutual communication with the drain passage in the cap (100) fitted with solenoid proportional valve. The primary pressure confluence passage (30) supplies hydraulic fluid of a pump through a supply port (21) provided to the valve housing (102). A discharge port, which is provided to the valve housing (102) and which communicates with a tank, communicates with the drain passage.
F16K 27/00 - Construction of housings; Use of materials therefor
F15B 11/00 - Servomotor systems without provision for follow-up action
F16K 11/07 - Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves; Arrangement of valves and flow lines specially adapted for mixing fluid with all movable sealing faces moving as one unit comprising only sliding valves with linearly sliding closure members with cylindrical slides
F16K 27/04 - Construction of housings; Use of materials therefor of sliding valves
F16K 31/42 - Operating means; Releasing devices actuated by fluid by means of electrically-actuated members in the supply or discharge conduits of the fluid motor
A cylindrical linear motor (1) of the present invention is provided with: a core (7) having a cylindrical yoke (7a) and a plurality of salient poles (7b) and formed of a magnetic body, said salient poles (7b) being annular and provided by being arranged along the axial direction on either the inner circumference or the outer circumference of the yoke (7a); and a plurality of permanent magnets (6a, 6b) that are annular and attached to the core (7) such that N-pole and S-pole alternately appear in the axial direction. The cylindrical linear motor (1) also comprises: a core assembly body (5) in which a section-with-magnet (S1) in which the permanent magnets (6a, 6b) are installed and a section-without-magnet (S2, S3) in which the salient poles (7b, 7b) are provided but the permanent magnets (6a, 6b) are not installed are provided; and an armature (2) having a plurality of windings (4) that are disposed on the salient pole (7b) side of the inner circumference or the outer circumference of the core assembly body (5), relatively movable with respect to the core assembly body (5) in the axial direction, provided side by side in the axial direction of the core assembly body (5), and face the core assembly body (5) in the radial direction.
An internal gear pump (1) according to the present invention is equipped with: a case (2); an outer rotor (3) which is ring-shaped, has internal teeth (3a) provided along the inner circumference thereof and external teeth (3b) provided along the outer circumference thereof, and is housed inside the case (2) so as to be capable of rotating in the circumferential direction; an inner rotor (4) which is housed inside the case (2), is inserted on the inner-circumferential side of the outer rotor (3), and comprises an external gear which meshes with the outer rotor (3); a drive gear (5) which meshes with the external teeth (3b) of the outer rotor (3); and a motor (6) which drives the drive gear (5). This internal gear pump (1) is characterized in that there are fewer teeth on the drive gear (5) than there are external teeth (3b) on the outer rotor (3).
F04C 2/10 - Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
F04C 15/00 - Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups
F16F 9/18 - Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein
19.
INTERNAL GEAR PUMP AND SHOCK ABSORBER WITH VEHICLE HEIGHT-ADJUSTING FUNCTION
This internal gear pump (1) comprises: a case (2) that has a pump chamber (7a1); an outer rotor (3) that is ring-shaped, has internal teeth (3a) on the inner circumference thereof, and is accommodated in the pump chamber (7a1); an inner rotor (4) that is accommodated in the pump chamber (7a1), is inserted on the inner circumferential side of the outer rotor (3), and has external teeth (4a) that engage with the outer rotor (3); and a motor (5) that drives the inner rotor (4) to revolve and rotate inside of the outer rotor (3).
F04C 2/10 - Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
F04C 15/00 - Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups
F16F 9/18 - Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein
20.
INSPECTION EQUIPMENT CONDITION MONITORING SYSTEM AND PROGRAM
An inspection equipment condition monitoring system (100) comprises: a fluid property sensor (10) for detecting a property of an inspection fluid, the fluid property sensor (10) being provided in inspection equipment (5) which performs an inspection by supplying and discharging the inspection fluid to and from a hydraulic cylinder (1) that is being inspected and that is sequentially replaced, thereby causing the hydraulic cylinder (1) to operate; a replacement timing acquisition unit (33) for acquiring a timing at which the hydraulic cylinder (1) was replaced; and an identifying unit (34) which, if a detected value from the fluid property sensor (10) has changed so as to exceed a prescribed value, identifies the hydraulic cylinder (1) corresponding to the time of the change on the basis of a result acquired by the replacement timing acquisition unit (33).
G01N 27/00 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
G01N 1/00 - Sampling; Preparing specimens for investigation
G01N 27/06 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid
G01N 27/22 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
Provided is a fluid properties monitoring system (100) comprising an information processing unit (30) that receives input of a detection value of a fluid properties sensor (10), which is attached to a fluid compressor (1) and detects the properties of fluid, and maintenance information input by an operator and including the state of the fluid compressor (1), wherein the information processing unit (30) detects an abnormal detection value by comparing the detection value with an abnormality determination value set on the basis of the maintenance information.
G01N 27/22 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
G01N 27/04 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
G01N 27/06 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid
22.
COMPUTATION DEVICE, COMPUTATION METHOD, AND PROGRAM
The present invention minutely ascertains the road surface condition on a per-position basis. This computation device includes: a position information acquisition unit that acquires position information regarding a position sensor (10A) installed in a vehicle (10) traveling on a road, said position information having been detected by the position sensor (10A); a relationship information acquisition unit that acquires relationship information indicating the positional relationship between the position of the position sensor (10A) of the vehicle (10) and the position of a vehicle wheel (TR) of the vehicle (10); and a vehicle wheel position calculation unit that, on the basis of the position information regarding the position sensor (10A) and the relationship information, calculates position information regarding the vehicle wheel (TR).
E01C 23/01 - Devices or auxiliary means for setting-out or checking the configuration of new surfacing, e.g. templates, screed supports; Applications of apparatus for measuring, indicating, or recording the surface configuration of existing surfacing, e.g. profilographs
An electric pump system (100) equipped with a pump (10), the discharge flow of which is controlled according to the aperture of a solenoid valve (40), the operation of which is controlled by the conduction of electricity thereto, an electric motor (50) for driving the pump (10), and a control device (60) for controlling operation of the electric motor (50) and the solenoid valve (40) for the pump (10) on the basis of the requested pump (10) discharge flow or a command signal which expresses discharge pressure, wherein the control device (60) adjusts operation of the solenoid valve (40) and the electric motor (50) when determination conditions are satisfied for determining whether or not prescribed vibrations are produced in the electric pump system (100) or in a CVT (2).
F04B 49/22 - Control of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for in, or of interest apart from, groups by means of valves
24.
SHOCK ABSORBER WITH VEHICLE HEIGHT-ADJUSTING FUNCTION
This shock absorber (SA) with a vehicle height-adjusting function comprises: a shock absorber body (D) having a cylinder (30), a piston (31) that is inserted into the cylinder (30) so as to be movable in the axial direction and divides the inside of the cylinder (30) into an extension-side chamber (R1) and a compression-side chamber (R2), a piston rod (32) that is inserted into the extension-side chamber (R1), is movable in the axial direction relative to the cylinder (30), and is connected to the piston (31), and an outer tube (33) that covers the cylinder (30); a pump (1); and a partitioning member (2) dividing an annular gap between the cylinder (30) and the outer tube (33) into a tank (T) that contains a fluid, and a reservoir chamber (R) that is in communication with the compression-side chamber (R2) and compensates for the volume of the piston rod (32) going in and out within the cylinder (30). The pump (1) is installed on the partitioning member (2), and the pump (1) allows the fluid to be supplied to and discharged from within the cylinder (30) via the reservoir chamber (R).
F16F 9/32 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details
F16F 9/56 - Means for adjusting the length of, or for locking, the spring or damper, e.g. at the end of the stroke
Provided is a manufacturing method for a sliding member that includes a sliding component (10) and a non-sliding component (20), wherein the method comprises: a step for forming a film on the sliding component (10) by carrying out salt-bath soft nitriding on the surface thereof; a step for removing the film on a welding section (11) of the sliding component (10); and a step for welding the non-sliding component (20) which was not subjected to salt-bath soft nitriding and the welding section (11) of the sliding component (10).
F16F 9/32 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details
The present invention provides a method for producing a trivalent chromium plated component (100) that is obtained by forming a trivalent chromium plating film (3) on a sliding component of a device in which a fluid is sealed, the method comprising: a step in which a trivalent chromium plating film (3) is formed on a steel base material (1) or on a base plating film (2) that is formed on the surface of the steel base material (1); a step in which an external force is applied to the trivalent chromium plating film (3); and a step in which the trivalent chromium plating film (3) is subjected to baking after the application of the external force.
In the present invention, a positional relationship to a subject visible in an image is easily detected. This position estimation device 10 includes an area detection unit 21 that detects a target area including a subject from captured image data, a distance detection unit 22 that detects depth information pertaining to a range visible in a captured image, and an area distance acquisition unit 23 that acquires information pertaining to the distance to the target area on the basis of the depth information, wherein: the area detection unit 21 detects a first target area including a first subject and a second target area including a second subject; and the position estimation device 10 further includes an assessment unit 24 that assesses whether the first target area and the second target area are on the same perpendicular in the image and whether the difference between the depth of the first target area and the depth of the second target area is included in a prescribed range in the depth information.
Provided is a shift actuator (100) comprising a first speed reduction mechanism (31) and a second speed reduction mechanism (32) which reduce the speed of the rotation of a rotation shaft (1a) and output the rotation reduced in speed and an angle detection mechanism (4) which detects the rotation angle of an output shaft 2. The first speed reduction mechanism (31) includes a worm gear (31a) fixed to the rotation shaft (1a) and a worm wheel (31b) which meshes with the worm gear (31a) and is supported by a shaft (5). The angle detection mechanism (4) includes a spur gear (41) which rotates integrally with the output shaft (2), a spur gear (42) which meshes with the spur gear (41) and is supported by the shaft (5), a magnet (43) which rotates integrally with the spur gear (42), and an angle sensor (44) which is provided so as to oppose the magnet (43).
B60K 23/08 - Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for for changing number of driven wheels
F16H 1/06 - Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with parallel axes
F16H 1/16 - Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes comprising worm and worm-wheel
A second case (20) is produced using: a first core (51) that is for forming valve ports (P1, P2) of a counterbalance valve (C) and a first accommodation hole (21) that is to accommodate a spool of the counterbalance valve (C); and a second core (52) that is for forming first and second supply/exhaust ports (23, 24) that are to connect to the valve ports (P1, P2) of the counterbalance valve (C) and open at a flat surface (25) that is opposite a cylinder block (3).
B22C 9/10 - Cores; Manufacture or installation of cores
B22C 9/24 - Moulds for peculiarly-shaped castings for hollow articles
F03C 1/253 - Reciprocating-piston liquid engines with movable cylinders in which the liquid exclusively displaces one or more pistons reciprocating in rotary cylinders with cylinder axes generally coaxial with, or parallel to, main shaft axis
30.
COMPUTATION DEVICE, COMPUTATION METHOD, AND PROGRAM
The present invention minutely ascertains the road surface condition on a per-position basis. This computation device includes: a road surface information acquisition unit that acquires, per road surface position on a road R, road surface height information indicating the height position of the road surface of the road R in the vertical direction; an IRI calculation unit that, on the basis of the road surface height information per road surface position, calculates the IRI in a first section (S1) of a unit distance on the road (R), and the IRI in a second section (S2) of a length longer than said unit distance but less than twice said unit distance; and a road surface condition calculation unit that, on the basis of the IRI in the first section (S1) and the IRI in the second section (S2), calculates the IRI in a non-overlapping section (S3) that is in the second section (S2) and does not overlap with the first section (S1).
E01C 23/01 - Devices or auxiliary means for setting-out or checking the configuration of new surfacing, e.g. templates, screed supports; Applications of apparatus for measuring, indicating, or recording the surface configuration of existing surfacing, e.g. profilographs
Provided is a shock absorber comprising: a protruding part (3) which is provided on a side portion of an outer shell (1) of a shock absorber body (D) interposed between a vehicle body and a wheel (W) in a vehicle and protrudes radially outward; and a bracket (B) attached to an outer periphery of the outer shell (1), an insertion hole (8) through which the protruding part (3) is inserted is formed in one side portion of a tubular part (4) of the bracket (B), and the tubular part (4) has a protection wall (40) standing up along an edge of the insertion hole (8) located on at least one mounting part (5) side of an axis (F) of the outer shell (1) as viewed from the one side portion side of the tubular part (4) or a protection wall (40) standing up from an entire edge of the insertion hole (8) located on at least the one mounting part (5) side of a plane (H) passing through an axis (E) of the tubular part (4) and an axis (G) of the protruding part (3).
B60G 3/28 - Resilient suspensions for a single wheel with two or more pivoted arms, e.g. parallelogram at least one of the arms itself being resilient, e.g. leaf spring
F16F 9/32 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details
This fluid characteristic sensor (100) comprises: a cylindrical outer electrode (52); an inner electrode (62) for detecting a first characteristic value pertaining to a fluid being detected, the inner electrode (62) being provided inside the outer electrode (52); a relay substrate (86) by which the outer electrode (52) and the inner electrode (62) are electrically connected; and a temperature sensor (102) for detecting a second characteristic value pertaining to the fluid being detected, the temperature sensor (102) being connected to a lead line (70) that is inserted through a through-hole (87) in the relay electrode (86) and being inserted into a hollow section (62a) in the inner electrode (62). The through-hole (87) has: a communication section (87a) provided in communication with the hollow section (62a) in the inner electrode (62); and a slit (87b) provided in succession to the communication section (87a), the slit (87b) not communicating with the hollow section (62a) in the inner electrode (62).
G01N 27/22 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
G01N 27/06 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid
This damping valve (V1) comprises: a partition wall (2) that is annular and has an annular outer peripheral valve seat (2c) inserted into a cylinder (1) to be radially positioned only by the cylinder, and protruding in the axial direction from one axial end (2b), and a port (2d) provided to the inner peripheral side of the outer peripheral valve seat (2c); a valve stopper (3) having an annular inner peripheral valve seat (3c) opposing the one end (2b) of the partition wall (2) and having a smaller outer diameter than the outer peripheral valve seat (2c); and an annular leaf valve (4) which is interposed between the outer peripheral valve seat (2c) and the inner peripheral valve seat (3c), and for which is set an inward and outward double swing door for opening/closing the port (2d), wherein the partition wall (2) includes an alignment part (2e) that aligns the leaf valve (4) relative to the outer peripheral valve seat (2c).
A load holding mechanism 20 has a switch valve (22) that switches operation of an operation check valve (21). The switch valve (22) is provided in a first drain passage (76a) connected to a pilot chamber (23), and has a gas release valve (80) for discharging gas from the pilot chamber (23) to the drain side. The gas release valve (80) has a valve body (82) that opens and closes a passage (81). When a pilot pressure supply source (5) is stopped, the valve body (82) is brought into contact with a first seat portion (81b) by a bias force of a biasing member (83), and blocks the passage (81). When the pilot pressure supply source (5) is driven and a pilot pressure of the pilot chamber (23) is less than a predetermined pressure lower than a pilot pressure at which a spool (56) moves, the valve body (82) moves against the bias force of the biasing member (83) and separates from the first seat portion (81b) to allow a flow of fluid from the pilot chamber (23) to the drain side.
According to the present invention, a road surface condition is appropriately estimated. A computing device (14) comprises: an image acquiring unit (30) for acquiring a captured image of a road, captured by means of a camera provided in a vehicle traveling along the road; an unevenness information acquiring unit (32) for acquiring unevenness information representing an uneven condition of the road, detected by a sensor provided in the vehicle; a position calculating unit (34) for calculating position information of a region of interest on the road, appearing in the captured image; an unevenness information extracting unit (36) for extracting the unevenness information for the region of interest from the unevenness information on the basis of the position information of the region of interest; and a processing unit (38) for executing processing to associate image data for the region of interest in the captured image with the unevenness information for the region of interest.
An electromagnetic relief valve system (100) comprises an electromagnetic relief valve (90), and a control unit (91) that controls the electromagnetic relief valve (90). The control unit (90) has a dither generation unit (93) that generates a dither on a plunger (72) by applying one of a first dither signal and a second dither signal having an amplitude or a frequency different from the first dither signal to a current supplied to a coil (75). The dither generation unit (93) applies the first dither signal to the current supplied from the drive control unit (91) to the coil (75) during an adjustment of a set value for changing the current supplied from the drive control unit (91) to the coil (75), and applies the second dither signal to the current supplied from the drive control unit (91) to the coil (75) in a state in which the adjustment of the set value is not performed.
F16K 17/06 - Safety valves; Equalising valves closing on insufficient pressure on one side spring-loaded with special arrangements for adjusting the opening pressure
A hydraulic cylinder (100) includes a rod member (60) and a rod head (75). The rod member (60) includes a first in-rod channel (63) that guides a hydraulic fluid to one of a rod-side chamber (1) and an opposite rod-side chamber (5), and an annular second in-rod channel (64) that guides the hydraulic fluid to the other of the rod-side chamber (1) and the opposite rod-side chamber (5). The rod head (75) includes a first channel (80) that connects outside of the rod head (75) to the first in-rod channel (63), and a second channel (81) that connects outside the rod head (75) to the second in-rod channel (64). The second channel (81) includes a main channel (81a) that opens to an outer surface of the rod head (75) and a plurality of branching channels (81b) that are provided branching from the main channel (81a) and that each connect to the second in-rod channel (64).
F15B 15/14 - Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith characterised by the construction of the motor unit of the straight-cylinder type
F15B 15/16 - Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith characterised by the construction of the motor unit of the straight-cylinder type of the telescopic type
A load retention mechanism (20) has a switching valve (22) for switching the operation of an operation check valve (21). The switching valve (22) has a piston (50) that, upon reception of pilot pressure, imparts thrust to a spool (56); and a gas releasing valve (80) that is provided to the piston (50) and that discharges gas from the pilot chamber (23) to a drain side. The gas releasing valve (80) has a valve body (82) for opening/closing a passage (81). The valve body (82) comes into contact with a first sheet part (81b) by a biasing force of a biasing member (83) and blocks the passage (81) during stoppage of a pilot pressure supply source (5), and moves against the biasing force of the biasing member (83) to be separated from the first sheet part (81b) and allows a fluid to flow from the pilot chamber (23) to a drain chamber (51) while the pilot pressure supply source (5) is driving and when the pilot pressure of the pilot chamber (23) is less than a prescribed pressure level which is lower than the pilot pressure for moving the spool (56).
This fluid pressure buffer (100) comprises: a damping valve (20) the damping characteristic of which can be changed according to a pilot pressure; and a pilot valve (30) which supplies, as a pilot pressure, a working fluid in a bottom-side chamber (1) or a rod-side chamber (2) to a pilot chamber (27) of the damping valve (20). The pilot valve (30) has: a first pilot chamber (31) to which the working fluid is guided from the bottom-side chamber (1); and a second pilot chamber (32) to which the working fluid is guided from the rod-side chamber (2), wherein during a non-extension/contraction operation of the fluid pressure buffer (100), the pilot valve (30) supplies a pilot pressure to the pilot chamber (27) of the damping valve (20), and during an extension/contraction operation of the fluid pressure buffer (100), the pilot valve (30) maintains a pilot pressure of the pilot chamber (27) of the damping valve (20) during the non-extension/contraction operation of the fluid pressure buffer (100).
The inner peripheral surface of an accommodation hole (71) in which a spool (75) is accommodated is formed with: a first annular groove (81) connected to a first actuator port (51); a second annular groove (82) connected to a second actuator port (52); a third annular groove (83) connected to a first motor port (53); a fourth annular groove (84) connected to a second motor port (54); a fifth annular groove (85) connected to a first drain port (55); and a sixth annular groove (86) connected to a second drain port (56). The first annular groove (81) is located between the third annular groove (83) and the fifth annular groove (85). The second annular groove (82) is located between the fourth annular groove (84) and the sixth annular groove (86). With respect to the center O between the first annular groove (81) and the second annular groove (82), the third annular groove (83) and the fourth annular groove (84) are symmetrically located, and the fifth annular groove (85) and the sixth annular groove (86) are symmetrically located.
F16K 11/07 - Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves; Arrangement of valves and flow lines specially adapted for mixing fluid with all movable sealing faces moving as one unit comprising only sliding valves with linearly sliding closure members with cylindrical slides
A fluid pressure shock absorber (100) mounted in a vehicle comprises: a cylinder tube (10); a rod (12) that is inserted into the cylinder tube (10) so as to be movable forward and backward; a piston (14) that is connected to the rod (12) and divides the interior of the cylinder tube (10) into a bottom side chamber (1) and a rod side chamber (2); a damping valve (20) that imparts resistance to the flow of working fluid between the bottom side chamber (1) and the rod side chamber (2) and has variable damping characteristics according to pilot pressure; and a solenoid valve (30) that switches between supply and cutoff of pilot pressure to the damping valve (20). The working fluid from the bottom side chamber (1) or the rod side chamber (2) is used as the pilot pressure.
This hydraulic device has: a cylindrical outer shell (4); a rod (3) that is movably inserted into the outer shell (4) in the axial direction thereof; an annular rod guide (5) that is fitted on an inner circumference at an end of the outer shell (4), and that has an inner circumference into which the rod (3) is inserted and an outer circumference having a tapered surface (t) on the atmosphere side thereof; and a sealing member (6) that is inserted into the inner circumference of the outer shell (4) and that has an annular insert metal (7) which is layered on the rod guide (5) and an annular outer circumference seal (8) which is provided on the outer circumference of the insert metal (7) and is pressed against the tapered surface (t) to be firmly attached to the inner circumference of the outer shell (4). The outer circumference seal (8) has, at the outer circumference thereof, an annular first lip (8b) that abuts the inner circumference of the outer shell (4) when the outer circumference seal (8) abuts the tapered surface (t). The first lip (8b) does not abut the inner circumference of the outer shell (4) when the outer circumference seal (8) is not abutting the tapered surface (t).
F16F 9/36 - Special sealings, including sealings or guides for piston-rods
F16J 15/10 - Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
F16J 15/12 - Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing with metal reinforcement or covering
F16J 15/3204 - Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip
A shock absorber (D) according to the present invention comprises: a cylinder (1); a piston (2) slidably inserted in the cylinder (1); a piston rod (3) movably inserted into the cylinder (1); a rebound spring (4) having a coil spring (5) disposed on the outer periphery of a piston rod (3) and an annular lower collar (6) attached to the coil spring (5); and an annular support (8) that opposes the lower collar (6) in the axial direction and that supports the piston-side end of the lower collar (6), wherein the support (8) comprises a cylindrical part (8a) mounted on the outer periphery of the piston rod (3), and a receiving part (8b) which has an annular shape, the inner periphery of which is connected to the end side of the cylindrical part (8a) opposite the piston and which faces, in the axial direction, the piston-side end of the lower collar (6) and can come into contact with the lower collar (6), and a restriction part that restricts the eccentricity of the lower collar (6) with respect to the receiving part (8b) is provided.
F16F 9/32 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details
F16F 9/58 - Stroke limiting stops, e.g. arranged on the piston rod outside the cylinder
A transmission (100) comprises: a transmission mechanism (40); a cylindrical rotary housing (15); a cover (50) which is provided at an open end part (15a), of the rotary housing (15), that opens to the side, of the transmission mechanism (40), opposite to a hydraulic motor (20), and which blocks the open end part (15a); a carrier plate (47) which is provided on an end surface, of the transmission mechanism (40), facing the cover (50); and a plug (54a) which is provided to the cover (50) so as to be detachable from the side thereof opposite to the carrier plate (47). The plug (54a) protrudes toward the carrier plate (47) from the cover (50), and is capable of supporting a thrust load acting on the carrier plate (47) from the transmission mechanism (40).
A damper (D) according to the present embodiment comprises: a damper main body (1) having a cylindrical outer shell (2), and a rod (3) inserted so as to be freely movable inside the outer shell (2); and a knuckle bracket (4) attached to the lower end outer periphery of the outer shell (2). The knuckle bracket (4) includes: a pair of clamping pieces (5, 6) that are formed by bending one metal sheet as a base material, curve along the outer periphery of the outer shell (2), and clamp the outer shell (2) therebetween; a pair of attachment pieces (7, 8) that each extend from the circumferential ends of the respective clamping pieces (5, 6) in the radial direction of the outer shell (2), and face each other; a connecting piece (9) connecting the upper ends of the attachment pieces (7, 8) together; and a pair of notches (10, 11) that excise a three-plane intersection where the clamping pieces (5, 6), attachment pieces (7, 8), and connecting piece (9) intersect.
B60G 13/06 - Resilient suspensions characterised by arrangement, location, or type of vibration-dampers having dampers dissipating energy, e.g. frictionally of fluid type
F16F 9/32 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details
A shock absorber (D) according to the present embodiment comprises: a shock absorber body (1) having a cylindrical outer shell (2) and a rod (3) inserted into the outer shell (2) so as to be free to move; and a knuckle bracket (4) mounted to the lower circumferential end of the outer shell (2), wherein: the knuckle bracket (4) comprises a pair of clamping pieces (5, 6) curving along the periphery of the outer shell (2) and clamping the outer shell (2), a pair of mounting pieces (7, 8) extending in the radial direction of the outer shell (2) from the circumferential ends of each of the clamping pieces (5, 6) and facing each other, and a coupling piece (9) coupling the upper end of the mounting pieces (7, 8) to each other; the width between the circumferential tips of the inner surface of each of the clamping pieces (5, 6) is greater than the outer diameter of the outer shell (2); and the base ends rather than the circumferential tips of the inner surface of each of the clamping pieces (5, 6) are in contact with the outer circumference of the outer shell (2).
B60G 13/06 - Resilient suspensions characterised by arrangement, location, or type of vibration-dampers having dampers dissipating energy, e.g. frictionally of fluid type
F16F 9/32 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details
Provided is a control valve (V) with which air can be discharged stably. The control valve (V) is provided with: a valve body (46); a spool hole (47) formed in the valve body (46); a spool (45) assembled into the spool hole (47) so as to be slidable; a pilot chamber (57) into which a pilot oil for actuating the spool (45) is introduced; a discharge channel (51) for discharging a working oil to the outside of the valve body (46); a spiral groove (67) that is formed in a spiral shape in the outer periphery of the spool (45) and communicates with the discharge channel (51); and at least one axial direction groove (72) that is formed in the inner surface of the spool hole (47) along the axial direction of the spool (45) and makes the pilot chamber (57) communicate with the spiral groove (67).
F16K 3/24 - Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members
F15B 11/08 - Servomotor systems without provision for follow-up action with only one servomotor
F16K 11/07 - Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves; Arrangement of valves and flow lines specially adapted for mixing fluid with all movable sealing faces moving as one unit comprising only sliding valves with linearly sliding closure members with cylindrical slides
48.
SPRING GUIDE AND METHOD FOR MANUFACTURING SPRING GUIDE
A spring guide (100) formed from a fiber reinforced resin comprises a disc-shaped base portion (110) that supports a coil spring (4) that elastically supports a vehicle body and a cylindrical portion (112) into which a cylinder (1b) of a shock absorber (1) is inserted. In the cylindrical portion (112), the fiber reinforced resin is oriented in the circumferential direction.
F16F 9/32 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details
B29C 33/42 - SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING - Details thereof or accessories therefor characterised by the shape of the moulding surface, e.g. ribs or grooves
In a straight traveling control valve 30: a spool 50 moves between a neutral position 30A and a straight traveling position 30B, said neutral position 30A being for making a third inlet port 45 communicate with a first outlet port 43 to make an upstream-side parallel channel 13a communicate with a downstream-side parallel channel 13b and for making a second inlet port 42 communicate with a second outlet port 44 to make an upstream-side neutral channel 21a communicate with a downstream-side neutral channel 21b, said straight traveling position 30B being for making a first inlet port 41 communicate with the second outlet port 44 to make the upstream-side parallel channel 13a communicate with the downstream-side neutral channel 21b and for making the second inlet port 42 communicate with the first outlet port 43 to make the upstream-side neutral channel 21a communicate with the downstream-side parallel channel 13b; and when the spool 50 is at the neutral position 30A, a hydraulic oil is allowed to flow from the first inlet port 41 to the first outlet port 43 through a bypass channel 65.
F15B 11/02 - Systems essentially incorporating special features for controlling the speed or the actuating force or speed of an output member
F16K 11/07 - Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves; Arrangement of valves and flow lines specially adapted for mixing fluid with all movable sealing faces moving as one unit comprising only sliding valves with linearly sliding closure members with cylindrical slides
A valve device (100) comprises: a main spool (170) having supply passages (195, 196, 197) and a supply-side land part (171); and a valve block (10) having an outward guiding passage (123). The supply passage (195) connects the outward guiding passage (123) and a supply port (121a) during a process of a movement of the main spool (170) from a neutral position toward one of stroke ends in the axial direction. The supply passage (196) connects the outward guiding passage (123) and a supply port (121b) during a process of a movement of the main spool (170) from the neutral position toward the other stroke end in the axial direction. The supply passage (197) connects the outward guiding passage (123) and the supply port (121b) during a process of a movement of the main spool (170) toward said one stroke end, and connects the outward guiding passage (123) and the supply port (121a) during a process of a movement of the main spool (170) toward the other stroke end.
F16K 11/07 - Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves; Arrangement of valves and flow lines specially adapted for mixing fluid with all movable sealing faces moving as one unit comprising only sliding valves with linearly sliding closure members with cylindrical slides
51.
SEAL DEVICE FOR HYDRAULIC APPARATUS AND SHOCK ABSORBER
In the present invention, a seal device (S) for a hydraulic apparatus comprises: an annular main piston split body (outer member) (4); a sub piston split body (inner member) (5) inserted into the main piston split body (outer member) (4); and a seal ring (12) which is accommodated in an annular groove (50) provided in the outer circumference of the sub piston split body (inner member) (5), abuts the main piston split body (outer member) (4), and suppresses a liquid from passing between the main piston split body (outer member) (4) and the sub piston split body (inner member) (5), wherein the seal ring (12) has a self-lubrication property, and has, on an inner circumferential surface (bottom section-facing surface) (13) facing a bottom section (51) of the annular groove (50), a cylindrical surface (13a) centered on an axial line (A).
F16F 9/32 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details
F16F 9/508 - Means responsive to the velocity of movement of the piston
F16J 15/10 - Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
F16J 15/18 - Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings
This valve (V1, V2, V3, V4) comprises: a valve seat member (2, 5) equipped with a port (2a, 2b, 5d, 5e) and a sheet section (2d, 2g, 5g, 5j) surrounding the outlet end of the port (2a, 2b, 5d, 5e); and an annular leaf valve (10, 12, 22) in which the inner circumference immovably overlaps the valve seat member (2, 5) and the outer circumference is detachably seated on the sheet section (2d, 2g, 5g, 5j). The outer shape of the leaf valve (10, 12, 20a, 22) is larger than the inner shape of the sheet surface (2d1, 5g1) of the sheet section (2d, 5g) or than a virtual circle passing through the inner circumference of the sheet surface (2g1) of each of arcuate parts P in the sheet section (2g), and smaller than the outer shape of the sheet surface (2d1, 5g1) or than a virtual circle passing through the outer circumference of the sheet surface (2g1, 5j1) of each of the arcuate parts P.
A piston pump 100 comprises a first biasing part 20 that biases a swashplate 8 in accordance with a supplied control pressure, a second biasing part 30 that biases the swashplate 8 against the first biasing part 20, and a regulator 50 that controls the control pressure directed to the first biasing part 20 in accordance with the pressure of the piston pump 100, the regulator 50 having: an external spring 51a and an internal spring 51b that extend and contract in conformity with the tilt of the swashplate 8; a control spool 52 that moves in accordance with the biasing force of the external spring 51a and the internal spring 51b and adjusts the control pressure; an auxiliary spring 61 that exerts, on the control spool 52, a biasing force against the biasing force of the external spring 51a and the internal spring 51b; and a housing chamber 65 that houses the auxiliary spring 61, a signal pressure that exerts thrust against the control spool 52 being directed to the housing chamber 65.
F04B 1/324 - Control of machines or pumps with rotary cylinder blocks by varying the relative positions of a swash plate and a cylinder block by changing the inclination of the swash plate
[Problem] To provide a lubricant additive, a method for adjusting the friction characteristics of a shock absorber lubricant composition, and a shock absorber lubricant composition whereby it is possible to balance operation stability and ride comfort. [Solution] A shock absorber lubricant composition characterized by containing a base oil and a friction modifier, wherein the friction modifier contains pentaerythritol ester, and the base oil has an ester oil as a main component.
C10N 30/00 - Specified physical or chemical property which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
C10N 40/06 - Instruments or other precision apparatus, e.g. damping fluids
F16F 9/32 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details
55.
METHOD FOR MANUFACTURING SLIDING MEMBER, METHOD FOR MANUFACTURING DAMPER, SLIDING MEMBER, DAMPER, AND METHOD FOR ADJUSTING RIDE COMFORT
Problem: To provide a method for manufacturing a sliding member, a method for manufacturing a damper, a sliding member, a damper, and a method for adjusting ride comfort that improve retention of lubricant oil between sliding members while increasing operability, thereby allowing to sustain smooth sliding of the sliding members. Solution: A method for manufacturing a sliding member that carries out a sliding operation in the presence of lubricant oil, the method comprising: a first polishing step of polishing the surface of the sliding member by using a polishing tape with a first whetstone in a circumferential direction of the sliding member to form a plurality of grooves circling around in the peripheral direction on the sliding member; and a second polishing step of polishing the sliding member after the first polishing step to form a plateau-shaped surface cross-section in a longitudinal direction of the sliding member.
B24B 21/00 - Machines or devices using grinding or polishing belts; Accessories therefor
B24B 21/02 - Machines or devices using grinding or polishing belts; Accessories therefor for grinding rotationally symmetrical surfaces
F16F 9/32 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details
A sensor device 100 comprises a board 1 that is electrically connected to a sensor portion, a battery 10 for supplying power to the board 1, a first connector 16 attached to the board 1, a second connector 2 which is attached to the battery 10 and which detachably engages with the first connector 16, and a case 20 for accommodating the board 1 and the battery 10, wherein: the case 20 includes a main body portion 21 forming an accommodating space S for accommodating the board 1 and the battery 10, and a cap portion 30 which is attached to the main body portion 21 so as to seal the accommodating space S; and the cap portion 30 is provided with a stopper portion 31 which faces the second connector 17, and which restricts disengagement between the first connector 16 and the second connector 17 by coming into contact with the second connector 17 moving in a direction disengaging from the first connector 16.
A valve 93 includes: a leaf valve element 931; an opposing surface 932 that opposes the leaf valve element 931 and forbids passage of a working fluid in a liquid passage 91 in which the leaf valve element 931 is disposed; and a seating surface 933 that, if the leaf valve element 931 has been deformed by a predetermined amount, contacts the leaf valve element 931 and forbids passage of the working fluid in the liquid passage 91 on which the leaf valve element 931 is disposed. In an allowance process for allowing the passage of the working fluid, the leaf valve element 931 elastically deforms in a direction away from the seating surface 933 such that the working fluid can pass. The predetermined amount is set such that, in a restricting process, the relief valve element 931 contacts the seating surface 933 if the speed of a piston 3 exceeds a predetermined upper limit value of a regular use range.
F16F 9/32 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details
F16F 9/348 - Throttling passages in the form of annular discs operating in opposite directions
F16F 9/46 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details such means combined with temperature correction allowing control from a distance
F16F 9/508 - Means responsive to the velocity of movement of the piston
A load holding mechanism 20 comprises: a switching valve 22 that switches the operation of an operation check valve 21; and a relief valve 41 that opens when the pressure in a load-side pressure chamber 2a reaches a predetermined pressure. The switching valve 22 comprises: a drain chamber 51 provided on the opposite side to a spring chamber 54 across a spool 56; a drain passage 76 connected to the relief valve 41 and connected to at least one of the drain chamber 51 and the spring chamber 54; a pressure conduit passage 90 that connects the drain passage 76 and the downstream side of the spool 56 to each other; and a check valve 91 which is provided to the pressure conduit passage 90 and which allows only the flow of a working fluid from the drain passage 76 to the downstream side of the spool 56.
A shock absorber (D1) with a vehicle height adjustment function in the present invention includes: a shock absorber body (1) having a cylinder (2) filled with liquid, a piston (3) dividing the inside of the cylinder (2) into an expansion-side chamber (R1) and a compression-side chamber (R2), and a piston rod (4) coupled to the piston (3); a suspension spring (S) that urges the shock absorber body (1) in the expansion direction; a reservoir (R) storing a liquid; a damper circuit (C1) that is connected to the expansion-side chamber (R1), the compression-side chamber (R2) and the reservoir (R) to generate a damping force in the shock absorber body (1) when the shock absorber body (1) expands and contracts; a pump (P) capable of sucking and discharging the liquid from the reservoir (R); and a switching valve (V1) that is installed between the shock absorber body (1) and the damper circuit (C1) and the pump (P) and is capable of switching between a damper mode in which the shock absorber body (1) is connected to the damper circuit (C1) to generate the damping force to the shock absorber body (1), and a vehicle height adjustment mode in which the shock absorber body (1) is connected to the pump (P).
B60G 17/015 - Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or s the regulating means comprising electric or electronic elements
F16F 9/46 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details such means combined with temperature correction allowing control from a distance
60.
CALCULATION PROGRAM, CALCULATION METHOD, AND THREE-PHASE AC MOTOR SYSTEM
The purpose of the present invention is to provide a calculation program, a calculation method, and a three-phase motor system which can appropriately detect, even with one shunt resistance, the current flowing in each phase of a three-phase AC motor. A calculation program according to the present disclosure causes a computer to execute: a step for detecting a total current, which is the total value of alternating current flowing in each of the three phases of a three-phase AC motor (110); and a step for calculating, on the basis of the total current and the duty ratio of each phase, a phase current for each phase, i.e. the alternating current flowing in each of the three phases of the three-phase AC motor (110).
H02P 27/08 - Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using dc to ac converters or inverters with pulse width modulation
According to the present invention, undershoot is suppressed while a computational load is restricted. This motor control device controls a motor (10), and includes: a comparing unit (20) for comparing a measured rotational speed, which is a measured value of the rotational speed of the motor (10), and a target rotational speed, which is a target value of the rotational speed of the motor (10); and a current control unit (26) for controlling a current value applied to the motor (10), on the basis of the comparison result obtained by the comparing unit (20). If the measured rotational speed is lower than the target rotational speed, the current control unit (26) causes a current having a current value with which the rotational speed of the motor (10) can reach the target rotational speed to be applied to the motor (10), and if the measured rotational speed is equal to or greater than the target rotational speed, the current control unit (26) stops the application of the current to the motor (10).
In the present invention, an electric power steering device (100) comprises: a first urging mechanism (60); and a second urging mechanism (70). The first urging mechanism (60) includes a first yoke (61) that abuts against a rack shaft (12) and is movable within a first accommodation section (17d) following the movement of the rack shaft (12). The second urging mechanism (70) includes a second yoke (71) that abuts against the rack shaft (12) and is movable within a second accommodating section (17e) following the movement of the rack shaft (12). Movement of the first yoke (61) and the second yoke (71) is restricted by the rack housing (17) as the amount of movement of the rack shaft (12), which steers wheels (2), increases, making it impossible to follow the rack shaft (12). The timings at which the first yoke (61) and the second yoke (71) start to slide on the rack shaft (12) differ from each other.
B62D 3/12 - Steering gears mechanical of rack-and-pinion type
B62D 5/22 - Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle specially adapted for particular type of steering gear or particular application for rack-and-pinion type
[Problem] To provide a valve and a shock absorber that are inexpensive and provide satisfactory assembling properties. [Solution] A valve (V) according to the present invention comprises: an annular valve body (14); spacers (16, 17) each of which is laminated on the annular valve body (14) and serves as a bending fulcrum for the free end of the annular valve body (14); and valve stoppers (13, 15) each of which faces the spacer (16, 17) side of the annular valve body (14) in the axial direction and regulates the bending of the annular valve body (14) when the annular valve body (14) is bent to abut against the valve stopper (13, 15). The valve stoppers (13, 15) comprise: rings (131, 151) each of which has an axial thickness smaller than that of the spacer (16, 17) and is disposed in the inner periphery or outer periphery of the spacer (16, 17); and laminated annular plates (132, 152) laminated to the spacers (16, 17), respectively.
F16F 9/32 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details
F16F 9/348 - Throttling passages in the form of annular discs operating in opposite directions
F16F 9/508 - Means responsive to the velocity of movement of the piston
64.
CALCULATION DEVICE, CALCULATION METHOD, AND PROGRAM
The present invention inhibits a decrease in inference accuracy of a road surface condition. This calculation device comprises: a first determination unit (34) that, on the basis of behavior information detected in a predetermined position and first reference behavior information detected in a first region overlapping the predetermined position, determines whether the behavior information detected in the predetermined position corresponds to the first reference behavior information; a second determination unit (36) that, if the behavior information detected in the predetermined position is determined not to correspond to the first reference behavior information, on the basis of behavior information detected in a second region encompassing the entire first region and broader than the first region and second reference behavior information detected in the second region, determines whether the behavior information detected in the second region corresponds to the second reference behavior information; and a learning unit (30) that causes an AI model to machine-learn. If the behavior information detected in the second region is determined not to correspond to the second reference behavior information, the learning unit (30) updates the AI model with the behavior information detected in the second region as teacher data.
The objective of the present invention is to reduce vehicle position estimation errors. A calculating device (14) includes: a detected position acquiring unit for acquiring detected position information at a first timing (TA) and detected position information at a second timing (TB); a vehicle behavior acquiring unit for acquiring vehicle behavior information; an estimated position acquiring unit for acquiring estimated position information relating to a vehicle at the second timing (TB), on the basis of the vehicle behavior information, and for acquiring estimated position information at an intermediate timing between the first timing (TA) and the second timing (TB) on the basis of the vehicle behavior information and the detected position information at the first timing (TA); and a corrected position acquiring unit for correcting the estimated position information at the intermediate timing on the basis of a difference between the detected position information and the estimated position information at the second timing (TB), to thereby calculate corrected position information, which is a corrected value of the position information of the vehicle unit (10) at the intermediate timing.
G01C 21/28 - Navigation; Navigational instruments not provided for in groups specially adapted for navigation in a road network with correlation of data from several navigational instruments
66.
ELECTRONIC COMPONENT AND METHOD FOR MANUFACTURING ELECTRONIC COMPONENT
The purpose of the present invention is to properly secure a cover. This electronic component (1) comprises: an electronic substrate (70); a support member (100) in which the electronic substrate (70) is mounted on a surface (100A), on which a first adhesive region (101) is formed around the region in which the electronic substrate (70) is mounted, and in which a hole part is formed in a region that does not overlap the electronic substrate (70); and a cover member (110) attached to the support member (100) so as to cover the electronic substrate (70). In the cover member (110), a press-fitting part (120) that is formed on a surface (110A) opposing the support member (100) and that projects to the support member (100) side is press fitted in a hole part (106), and a second adhesive region (118) formed on the surface (110A) is secured to the first adhesive region (101) with an adhesive agent interposed therebetween.
The present invention reduces the likelihood of damage to a joint of a terminal. This method for manufacturing an electronic component comprises: a step for disposing an electronic substrate (70) on one surface (100A) of a support member (100); a step for, in a state in which the electronic substrate (70) is yet to be fixed to the support member (100), joining the electronic substrate (70) and a terminal portion (82) together; and a step for fixing the electronic substrate (70), with the terminal portion (82) joined thereto, and the support member (100) together using an adhesive.
H05K 7/14 - Mounting supporting structure in casing or on frame or rack
H02K 5/22 - Auxiliary parts of casings not covered by groups , e.g. shaped to form connection boxes or terminal boxes
H02K 11/33 - Drive circuits, e.g. power electronics
H05K 1/18 - Printed circuits structurally associated with non-printed electric components
H05K 3/34 - Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
A gear (100) comprises: an annular gear portion (10) having wheel teeth (11) in the outer periphery; an annular support portion (20) provided inside the gear portion (10) to support the gear portion (10) and having a smaller linear expansion coefficient than that of the gear portion (10); and a core portion (30) provided inside the support portion (20). The gear portion (10) has protruding portions (13, 113) protruding from an inner peripheral surface (10a). The protruding portions (13, 113) have thick portions (13b, 113b) which are formed to be thicker than root portions (13a, 113a) of the protruding portions (13, 113) in a cross-section of the gear portion (10) in the axial direction or in a direction perpendicular to the axial direction and which are engaged with the support portion (20).
F16H 55/06 - Use of materials; Use of treatments of toothed members or worms to affect their intrinsic material properties
B29C 45/14 - Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
An electric power steering device (100) comprises: a first pinion gear (16) that is provided on a steering shaft (11) and rotates with the steering shaft (11); a drive shaft (22) that is rotationally driven by an electric motor (21); a second pinion gear (23) that is provided on the drive shaft (22) and rotates together with the drive shaft (22); a first biasing mechanism (60) that biases a rack shaft (12) toward the first pinion gear (16); and a second biasing mechanism (70) that biases the rack shaft (12) toward the second pinion gear (23). The first holding force by which the first pinion gear (16) is held on the rack shaft (12) by the rack shaft (12) being biased by the first biasing mechanism (60) and the second holding force by which the second pinion gear (23) is held on the rack shaft (12) by the rack shaft (12) being biased by the second biasing mechanism (70) are different.
The present invention favorably detects the state of a liquid. In a liquid state detecting sensor (10), a sealing part (90) is filled into a substrate storage part (14D) of a case (14). A first substrate, a second substrate (76), and the outer surface of a relay substrate (72) are sealed by the sealing part (90). Accordingly, it is possible to suppress a change in a detection value of the liquid state detecting sensor (10), caused by moisture absorption by the first substrate, the second substrate (76), the relay substrate (72), and a mold base (22). In addition, a sensor part (60A) of a thermistor (60) is disposed inside an inner-side detection part (52A) of an inner-side electrode (52), and a tip side portion of a lead part (60B) extending from the sensor part (60A) is sealed by the sealing part (90). Accordingly, since the lead part (60B) is fixed by the sealing part (90), it is possible to suppress a change in the detection position of the sensor part (60A).
G01N 27/00 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
G01N 27/06 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid
G01N 27/22 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
Provided is a fluid state detection sensor that suppresses conductivity measurement accuracy degradation resulting from fluid state detection sensor characteristics and precisely detects the state of a fluid. This fluid state detection sensor (1) comprises: an electrode unit (10) comprising a pair of electrodes that are disposed so as to face each other; a conductivity acquisition unit (30) for detecting a resistance value from an inter-electrode voltage value acquired using the electrode unit (10) and acquiring the conductivity of the fluid; a control unit (50) for executing the overall processing of the fluid state detection sensor (1) according to a control program stored in a ROM, or the like; a storage unit (60) for storing a correction value for a fluid for which the conductivity calculated by a conductivity calculation unit (32) for calculating the conductivity of the fluid from the inter-electrode voltage value is greater than or equal to a prescribed value; a correction unit (70) for, if the conductivity calculated for the fluid by the conductivity calculation unit (32) is greater than or equal to the prescribed value, using the correction value (61) stored in the storage unit (60) to correct the conductivity calculated by the conductivity calculation unit (32); and an output unit (80) for outputting the corrected conductivity.
G01N 27/00 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
G01N 27/06 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid
G01N 27/22 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
A reduction gear (100) comprises: a bearing unit (40) that is attached to a fixed housing (10), and that rotatably supports a rotating housing (20) with respect to the fixed housing (10); a ring nut (60) that engages with a male screw section (17) of the fixed housing (10) to prevent detachment of the bearing unit (40); and a loosening prevention member (70) that prevents loosening of the ring nut (60). The male screw section (17) is provided with a notch (18) that is formed as an opening in the outer surface of the fixed housing (10) at a prescribed width, the notch extending in the axial direction. The loosening prevention member (70): is press-fit between the notch (18) and the ring nut (60) and thereby fixed in the notch (18); and engages with the ring nut (60) in the circumferential direction.
F16C 35/073 - Fixing them on the shaft or housing with interposition of an element between shaft and inner race ring
F16B 39/04 - Locking of screws, bolts, or nuts in which the locking takes place after screwing down with a member penetrating the screw-threaded surface of at least one part, e.g. a pin, wedge, cotter-pin, screw
F16B 39/10 - Locking of screws, bolts, or nuts in which the locking takes place after screwing down by a plate or ring immovable with regard to the bolt or object
F16H 57/023 - Mounting or installation of gears or shafts in gearboxes, e.g. methods or means for assembly
A shock absorber (100) comprises a cylinder tube (10), a piston rod (20) inserted in the cylinder tube (10) so as to be able to slide back and forth, a piston (30) that is connected to the piston rod (20) and partitions the inside of the cylinder tube (10) into a rod-side chamber (2) and a bottom-side chamber (1), and a damping part (50) that generates a damping force by imparting resistance on the flow of a working fluid between the rod-side chamber (2) and the bottom-side chamber (1). The piston rod (20) has a rod part (21) that is connected to the piston (30) and is slidably supported by the cylinder tube (10), and a head part (23) that is exposed on the outside of the cylinder tube (10). The damping part (50) is provided to the head part (23) of the piston rod (20).
F16F 9/19 - Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein with a single cylinder
F16F 9/32 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details
F16F 9/34 - Special valve constructions; Shape or construction of throttling passages
F16F 9/46 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details such means combined with temperature correction allowing control from a distance
A damping part (20) of a shock absorber (100) comprises: a damping valve (41) that is provided to a second fluid passage (22) and in which the resistance imparted to the flow of a hydraulic oil that passes through the second fluid passage (22) changes according to the position of the damping valve (41); a bypass passage (51) that is connected to the second fluid passage (22) so as to bypass the damping valve (41); a solenoid valve (60) that is provided to the bypass passage (51) and controls the flow of hydraulic oil of the bypass passage (51) to guide the hydraulic oil to the damping valve (41) as pilot pressure for switching the position of the damping valve (41); a bottom-side aperture section (70a) that imparts a resistance to the flow of hydraulic oil guided to the solenoid valve (60) from the second fluid passage; and a rod-side relief valve (72b) that opens when the pressure in the bypass passage (51) reaches a prescribed relief pressure, thereby allowing the pressure in the bypass passage (51) to escape through the second fluid passage (22) to the rod-side chamber (2).
F16F 9/19 - Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein with a single cylinder
F16F 9/46 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details such means combined with temperature correction allowing control from a distance
This valve (V1, V2) comprises: a valve seat member (2, 5) having a port (2a, 5d), an annular window (2c, 5f) caused to communicate with an exit end of the port (2a, 5d), an inner peripheral valve seat (2d, 5g) provided on the inner peripheral side of the annular window (2c, 5f), and an outer peripheral valve seat (2e, 5h) of the annular window (2c, 5f); a first valve body (10, 30) that is stacked on the valve seat member (2, 5), that can be detached from and seated on the outer peripheral valve seat (2e, 5h) to open and close the annular window (2c, 5f), and that has a hole (10a, 30a); a second valve body (11, 31) that is accommodated in the annular window (2c, 5f) so as to be able to move in the axial direction and that closes the hole (10a, 30a) when in contact with the valve-seat-member-side surface of the first valve body (10, 30); a second valve body biasing member (S1, S2) that is accommodated in the annular window (2c, 5f) and that biases the second valve body (11, 31) toward the first valve body side; a regulating part (2g, 5j) that regulates the movement of the second valve body (11, 31) in a direction away from the first valve body (10, 30); and a communication passage that ensures communication between the hole (10a, 30a) and the port (2a, 5d) even if the second valve body (11, 31) comes into contact with the regulating part (2g, 5j).
F16F 9/19 - Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein with a single cylinder
F16F 9/348 - Throttling passages in the form of annular discs operating in opposite directions
Provided is a dirt detecting device with which a degree of contamination of a liquid can be detected accurately in a short time period. A dirt detecting device (1) is provided with: a light source (11) for emitting light onto operating oil (13); an image acquiring unit (20) which is disposed in a position facing the light source (11), and which acquires a detection image obtained by imaging light that has passed through the operating oil (13); and a detecting unit (31) for detecting a particle size or a number of particles of a contaminant (14) contained in the operating oil (13), on the basis of the detection image. Furthermore, the detecting unit (31) detects the particle size or the number of particles of the contaminant (14) on the basis of the detection image, which is captured by means of an image sensor (21) of the image acquiring unit (20).
This front fork (1) comprises: a fork body (2) having a vehicle body-side tube (3) and an axle-side tube (4); a cap body (5) attached to the vehicle body-side tube (3); a cylinder (6) provided inside the axle-side tube (4); a tubular rod (7) inserted into the cylinder (6) to be moveable in the axial direction; an electrical apparatus (8) accommodated in the cylinder (6); and an electrical wire (9) which is inserted into the rod (7), passes through a cap (C), is drawn outward from the fork body (2), and is connected to the electrical apparatus (8), wherein in the cap (C), a connection tube (13b) and the rod (7) are connected through a connection nut (27) so that the connection nut (27) is rotatably attached to an outer periphery of any of the connection tube (13b) or the rod (7) and an axial movement toward the other is restricted, and the connection nut (27) is screwed into the other.
B62K 25/08 - Axle suspensions for mounting axles resiliently on cycle frame or fork with telescopic fork, e.g. including auxiliary rocking arms for front wheel
F16B 7/18 - Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections using screw-thread elements
F16F 9/19 - Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein with a single cylinder
F16F 9/32 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details
F16F 9/46 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details such means combined with temperature correction allowing control from a distance
A shock absorber (D) according to the present invention comprises: a cylinder (1); a rod (2) which is movably inserted in the cylinder (1); and a disc-shaped partition member (3) which is inserted in the cylinder (1) and which divides a space in the cylinder (1) into two operating chambers (R1, R2). The partition member (3) is provided with: a plurality of ports (3b, 3c) which allows the operating chambers (R1, R2) to communicate with each other; and a choke passage (T1) which allows the operating chambers (R1, R2) to communicate with each other and which has a part extending along the circumferential direction on the inner peripheral side or outer peripheral side of the ports (3b, 3c).
This front fork (1) comprises a fork main body (2) having a vehicle-body-side tube (3) and an axle-side tube (4), a cap (5) attached to the vehicle-body-side tube (3), a cylinder (6) provided inside the axle-side tube (4), a rod (7) inserted into the cylinder (6) so as to be capable of moving in an axial direction, an electric device (8) accommodated within the cylinder (6), an electric wire (9) connected to the electric device (8), a suspension spring (10) that urges the fork main body (2) in an extension direction, and an adjuster (11) that can adjust the support position of a spring receiver (12), the electric wire (9) being led out of the fork main body (2) from a position on the cap (5) that is eccentric from the axis (A) of the fork main body (2), and an operating part (17) of the adjuster (11) being provided at a position on the cap (5) eccentric from the axis (A).
B62K 25/08 - Axle suspensions for mounting axles resiliently on cycle frame or fork with telescopic fork, e.g. including auxiliary rocking arms for front wheel
F16F 9/19 - Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein with a single cylinder
F16F 9/32 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details
F16F 9/36 - Special sealings, including sealings or guides for piston-rods
F16F 9/44 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details such means combined with temperature correction
F16F 9/46 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details such means combined with temperature correction allowing control from a distance
A hydraulic cylinder (100) that comprises: a cylinder head (40) that closes an end part opening part of a cylinder tube (10) and has formed therein an insertion hole (41) through which a piston rod (30) is inserted; a bearing (55) that is provided to the cylinder head (40) and slidably supports the piston rod (30); and a rod-side chamber (11) that is formed between the cylinder head (40) and a piston (20). The cylinder head (40) has a bearing accommodation groove (51) that is formed in the inner circumferential surface of the insertion hole (41) and accommodates the bearing (55). The bearing accommodation groove (51) has: a groove bottom part (511) that is abutted by the outer circumferential surface of the bearing (55); and a retaining wall (512) that keeps the bearing (55) from slipping onto the rod-side chamber (11) side. The height (h1) of the retaining wall (512) is greater than the clearance (c1) between the bearing (55) and the piston rod (30).
F15B 15/14 - Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith characterised by the construction of the motor unit of the straight-cylinder type
An electric power steering device (100) comprises a rack shaft (30) for steering vehicle wheels, a gear case (70) serving as a housing that houses the rack shaft (30) and has an opening part (71) into which the rack shaft (30) protrudes, a boot (80) covering the opening part (71) of the gear case (70), and a boot band (90) serving as an annular band part that presses the boot (80) toward an outer peripheral surface (90) of the gear case (70) and fixes the boot (80). The gear case (70) has a pressed part (75) that is pressed by the boot band (90) of the outer peripheral surface (90), and annular protruding parts (76, 77, 78, 79) that protrude from the pressed part (75) in the radial direction of the opening part (71).
B62D 3/12 - Steering gears mechanical of rack-and-pinion type
F16J 15/52 - Sealings between relatively-movable members, by means of a sealing without relatively-moving surfaces, e.g. fluid-tight sealings for transmitting motion through a wall by means of sealing bellows or diaphragms
This reduction gear (100) comprises a housing (11) having an opening part (10), a cover (12) that seals the opening part (10) of the housing (11), and a ventilation member (13) which is provided to the cover (12) and through which air passes in and out of the housing, the ventilation member (13) having a ventilation film (13c) that allows the passage of a gas, and the ventilation film (13c) being positioned farther outward than an outer surface (18) of the cover (12) in the axial direction of the opening part (10).
A shock absorber D according to the present invention comprises: a cylinder 1; a rod guide 2 fitted in the inner periphery of an end portion of the cylinder 1; a piston rod 3 movably inserted in the cylinder 1; a piston 4 coupled to the piston rod 3; and a sealing member S which is stacked in the rod guide 2 and through which the piston rod 3 is inserted. The sealing member S includes: an annular seal case 7 having an annular recessed portion 7a in the inner periphery; a sealing ring 8 provided with a base portion 8a and a lip 8b and received in the annular recessed portion 7a; an annular seal holder 9 which is stacked on the rod guide side of the base portion 8a to be received in the annular recessed portion 7a and which supports the outer periphery of the sealing ring 8 to suppress expansion of the diameter of the lip 8b; and a stopper 10 attached in the seal case 7 to prevent the seal holder 9 and the sealing ring 8 from falling off.
F16F 9/19 - Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein with a single cylinder
F16F 9/36 - Special sealings, including sealings or guides for piston-rods
A fluid state detection sensor (1) is provided with: a conductivity calculation unit (30) having a conductivity calculation part (32) that calculates the conductivity of fluid from a voltage value acquired in a first voltage acquisition part (31); and a dielectric constant calculation unit (40) having a dielectric constant calculation part (42) that calculates the dielectric constant of fluid from a voltage value acquired in a second voltage acquisition part (41). After the elapse of a predetermined time after a switching part (20) switches connection destinations for a pair of electrodes (11,12) to the conductivity calculation unit (30), the first voltage acquisition part (31) acquires an inter-electrode voltage value. After the elapse of a predetermined time after the switching part (20) switches connection destinations for the pair of electrodes (11, 12) to the dielectric constant calculation unit (40), the second voltage acquisition part (41) acquires the inter-electrode voltage value.
G01N 27/00 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
G01N 27/06 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid
G01N 27/22 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
This liquid state detecting sensor is provided with: an electrode unit (10) including a pair of electrodes which are arranged in the flow path of a liquid, and which are provided facing one another; a voltage value acquisition time setting unit (30) for setting a voltage value acquisition time, which is the length of time during which an inter-electrode voltage value of the pair of electrodes of the electrode unit (10) is to be acquired; a voltage value acquiring unit (40) for acquiring the inter-electrode voltage value during the voltage value acquisition time; and an electrical conductivity calculating unit (60) for calculating the electrical conductivity of the liquid on the basis of the inter-electrode voltage value after a predetermined time has elapsed from the start of the voltage value acquisition time, among the inter-electrode voltage value acquired by the voltage value acquiring unit (40).
G01N 27/00 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
G01N 27/06 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid
86.
SEALING DEVICE AND SHOCK ABSORBER FOR HYDRAULIC EQUIPMENT
A sealing device for hydraulic equipment in the present invention comprises an annular outer member (4), an inner member (5) inserted through the inner side of the outer member (4), and a seal ring (12) that is accommodated in an annular groove (50) provided in the outer periphery of the inner member (5) and that comes into contact with the outer member (4) to prevent the passage of liquid between the outer member (4) and the inner member (5), the inner member (5) having a recess in a bottom part (51) of the annular groove (50), and the recess restraining the seal ring (12) from moving axially with respect to the annular groove (50).
F16F 9/32 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details
F16J 15/18 - Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings
Provided is an air-bubble-containing-fluid manufacturing device with which it is possible to stabilize a process. In the air-bubble-containing-fluid manufacturing device (1), a flow path (P) is provided in which a coolant used for a grinder (G) (machine tool) circulates, and the coolant that circulates in the flow path (P) is caused to include air bubbles. The air-bubble-containing-fluid manufacturing device (1) comprises an air-bubble-containing process unit (10), a pump unit (20), and a filter unit (30). The air-bubble-containing process unit (10) performs an air-bubble-containing process on the coolant that has flowed in, and discharges the coolant to the flow path (P) on the downstream side. The pump unit (20) is provided integrally with the air-bubble-containing process unit (10), and sends the coolant into a circular gap (C) that acts as a flow path on the air-bubble-containing process unit (10) side. The filter unit (30) performs a filter process on the coolant that has flowed in.
B24B 55/03 - Equipment for cooling the grinding surfaces, e.g. devices for feeding coolant designed as a complete equipment for feeding or clarifying coolant
B23Q 11/10 - Arrangements for cooling or lubricating tools or work
B01D 29/50 - Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups ; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
B01D 29/66 - Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
A reduction gear 100 that comprises: a housing (11) that has an opening part (10); a cover (12) that seals the opening part (10) of the housing (11); and a seal member (13) that is compressed between the housing (11) and the cover (12) to form a seal therebetween. An outer circumferential surface (12f) of the cover (12) is provided with an annular press-fitting part (12c) that is press fitted into an inner circumferential surface (11b) of the housing (11).
This air bubble-containing liquid production device (1) comprises a casing (10) and a shearing mechanism unit (20). The casing (10) has a cylindrical shape in which a first inflow port (13) and a second inflow port (14) are formed in one end (10A) side, and an outflow port (15) is formed in the other end (10B) side. The shearing mechanism unit (20) applies a shearing force to gas and liquid flowing in the casing (10) to generate an air bubble-containing liquid. The shearing mechanism unit (20) has a rotating body (21), a motor (22), and an opposing member (23). The rotating body (21) is disposed inside the casing (10) so as to be rotatable around the axis. The motor (22) applies an axial rotational force to the rotating body (21). The opposing member (23) opposes the rotating body (21) across a prescribed gap. The outflow port (15) faces and opens to a space (S) formed between: one axial-direction end surface of the rotating body (21); and an inner surface of the casing (10) facing the one end surface.
B01F 23/23 - Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
B01F 27/74 - Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis with rotary cylinders
A production method for a resin molding member, the method comprising: an insert member molding step for molding an insert member (10, 50) by stacking layers of a base resin containing continuous fibers by means of a 3D printer; a positioning step for positioning the insert member (10, 50) in a cavity (C, C10) of an injection-molding die; and a resin part molding step for molding a resin part (9, 39) which is integrated with the insert member (10, 50) by filling an injection-molding resin in the cavity (C, C10), wherein, in the resin part molding step, the insert member (10, 50) is disposed on the surface of a weld area (W1, W2) formed in the resin part (9, 39) such that the continuous fibers of the insert member (10, 50) are oriented in a direction that extends across the weld area (W1, W2).
B29C 45/14 - Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
B60G 11/16 - Resilient suspensions characterised by arrangement, location, or kind of springs having helical, spiral, or coil springs only characterised by means specially adapted for attaching the spring to axle or sprung part of the vehicle
F16F 9/32 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details
F16H 55/06 - Use of materials; Use of treatments of toothed members or worms to affect their intrinsic material properties
The present invention makes it possible to check the condition of a road surface of a road appropriately under varying vehicle-side detection conditions. This calculating device includes a vehicle behavior information acquisition unit that acquires vehicle behavior information indicating a vehicle behavior detected by a plurality of sensors provided at different positions on a vehicle (10) traveling on a road, and a road surface condition information acquisition unit that acquires road surface condition information indicating the road surface condition of the road by estimating, on the basis of a plurality of pieces of vehicle behavior information, a transfer function indicating the relationship between the road surface condition of the road as an input and the vehicle behavior information as an output.
E01C 23/01 - Devices or auxiliary means for setting-out or checking the configuration of new surfacing, e.g. templates, screed supports; Applications of apparatus for measuring, indicating, or recording the surface configuration of existing surfacing, e.g. profilographs
G08G 1/00 - Traffic control systems for road vehicles
This damper (D) comprises: a damper body (1) having a cylindrical outer shell (2) and a rod (3) movably inserted into the outer shell (2); and a bracket (4) which is attached to the outer shell (2) by welding and connects the outer shell (2) to a constituent component (S) of a vehicle, wherein: the bracket (4) has an opposing piece (4a) opposing a lateral portion of the outer shell (2), and a pair of clamping pieces (4b, 4c) which respectively extend toward the outer shell (2) from both ends of the opposing piece (4a) in a direction perpendicular to the axial line of the outer shell (2), and which clamp the outer shell (2) in the radial direction; and a distal end of each clamping piece (4b, 4c) protrudes toward the opposite opposing piece (4a) for over half of the outer shell (2) as seen from the axial line direction of the outer shell (2), and is attached to the outer periphery of the outer shell (2) by welding.
B60G 13/08 - Resilient suspensions characterised by arrangement, location, or type of vibration-dampers having dampers dissipating energy, e.g. frictionally of fluid type hydraulic
The purpose of the present invention is to provide a shock absorber that makes it possible to use a single bracket, regardless of differences in the thickness of a knuckle bracket. A shock absorber (D) according to the present invention comprises: a shock absorber body (1) that has an outer shell (2) and a rod (3) movably inserted into the outer shell (2); a knuckle bracket (4) that is attached to the outer circumference of the lower end side of the outer shell (2); and a bracket (5) that has a curved piece (5a) curving along the circumferential direction of the outer circumference of the outer shell (2) and an attachment piece (5b) extending from the curved piece (5a) and to which a mounted component is to be attached, the curved piece (5a) being attached by welding to the outer shell (2) at the outer circumference of the outer shell (2) between the upper end and the lower end of the knuckle bracket (4) in the axial direction of the outer shell (2).
B60G 13/08 - Resilient suspensions characterised by arrangement, location, or type of vibration-dampers having dampers dissipating energy, e.g. frictionally of fluid type hydraulic
A pressure sensor (100) comprises: a substrate (1) on which an electronic component (5) is mounted; and a bottomed cylindrical housing that stores the substrate (1). The housing has a groove (6a) which is provided to a bottom thereof and into which one end (1a) of the substrate (1) is inserted, and a projection (6c) which is formed on a lateral surface (6e) of the groove (6a) and which is configured to be deformed when the substrate (1) is inserted into the groove (6a) to thereby retain the substrate (1) in the groove (6a).
This terminal (60), which can control driving of a mixer drum (2) by performing wireless communication with an ECU (20) that controls driving of the mixer drum 2 of a mixer truck (1), comprises: a terminal-side storage unit (60c) which stores information; and a terminal-side processing unit (60d) which associates the terminal 60 with the ECU (20) by storing, to the terminal-side storage unit (60c), vehicle identification information included in a vehicle identification signal, wherein the terminal-side processing unit (60d) identifies a candidate mixer truck that can be associated with the ECU (20), and, when the candidate mixer truck is present in plurality, selects one of the plurality of candidate mixer trucks and controls the selected one to be in a prescribed operation state, and receives an operation input from an operator about whether the candidate mixer truck controlled in the prescribed operation state is associated with the ECU (20).
H04Q 9/00 - Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
B60P 3/16 - Vehicles adapted to transport, to carry or to comprise special loads or objects for carrying mixed concrete, e.g. having rotatable drums
A solenoid (40) comprises: a coil (41); a first stationary iron core (43) disposed on one end side of the coil (41) in an axial direction; a second stationary iron core (44) disposed apart from the first stationary iron core (43) on the other end side of the coil (41) in the axial direction; a cylindrical first movable icon core (45) disposed between the first stationary iron core (43) and the second stationary iron core (44); a second movable icon core (46) which has a bottomed cylindrical shape, is slidably inserted into the first movable icon core (45) so as to have a bottom (46b) thereof facing the second stationary iron core (44), and is disposed between the first stationary iron core (43) and the second stationary iron core (44); and a spring (47) which is interposed between the first movable icon core (45) and the first stationary iron core (43) and which biases the first movable icon core (45) toward the second stationary iron core side.
F16F 9/46 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details such means combined with temperature correction allowing control from a distance
F16K 31/06 - Operating means; Releasing devices magnetic using a magnet
H01F 7/121 - Guiding or setting position of armatures, e.g. retaining armatures in their end position
97.
SOLENOID, ELECTROMAGNETIC VALVE, AND SHOCK ABSORBER
A solenoid (40) is configured by comprising: a coil (41); a first fixed core (43) disposed at one axial end of the coil (41); a second fixed core (44) that is disposed at the other axial end of the coil (41) so as to have a gap with respect to the first fixed core (43); a tubular first movable core (45) that is disposed between the first fixed core (43) and the second fixed core (44) and that is attracted to the first fixed core (43) through energization of the coil (41); a tubular second movable core (46) that is disposed between the second fixed core (44) and the first fixed core (43) at the inner circumference or the outer circumference of first movable core (45), and that is attracted to the second fixed core (44) through energization of the coil (41); a spring (47) that is interposed between the first movable core (45) and the first fixed core (43) and biases the first movable core (45) toward the second fixed core; and a low-friction part (53) that is attached to the first movable core (45) and that slides on the second movable core (46).
F16F 9/46 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details such means combined with temperature correction allowing control from a distance
F16K 31/06 - Operating means; Releasing devices magnetic using a magnet
H01F 7/121 - Guiding or setting position of armatures, e.g. retaining armatures in their end position
A damping valve (1) is provided with: a disk (2) having a port (2a) and a valve seat (2b) which surrounds the port (2a); a leaf valve (3) which opens and closes the port (2a) as a result of a front surface side thereof being seated on and removed from the valve seat (2b); a cylindrical housing (4) which is provided to a rear surface side of the leaf valve (3); an annular spool (6) which abuts the rear surface of the leaf valve (3) and is slidably inserted into the inner circumference of the housing (4), and which forms a back pressure chamber (5) that, together with the housing (4), inwardly applies back pressure to the leaf valve (3); an annular spring supporting section (4g) which is on the rear surface side of the leaf valve (3) and faces the inside of the back pressure chamber (5), and in which an outer circumference is smaller than an inner circumference of the spool (6); and an annular leaf spring (7) that is interposed between the spring supporting section (4g) and one end, of the spool (6), which is the end opposite the leaf valve side, and that biases the spool (6) in a direction so as to abut the leaf valve (3).
F16K 17/02 - Safety valves; Equalising valves closing on insufficient pressure on one side
F16K 17/04 - Safety valves; Equalising valves closing on insufficient pressure on one side spring-loaded
F16F 9/348 - Throttling passages in the form of annular discs operating in opposite directions
F16F 9/46 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details such means combined with temperature correction allowing control from a distance
This multi-stage fluid pressure cylinder (100) comprises a cylinder tube (10), a first rod assembly (30), a second rod assembly (40), and a snap ring (35) that is accommodated in an annular recess (30b) formed in the first rod assembly (30). At least one of the first rod assembly (30) and the second rod assembly (40) is provided with a communication passage (32c, 42d) that communicates, to an opposite-from-rod-side chamber (5), a gap (G1) that is delimited by the snap ring (35), an outer circumferential surface (42a) of a first inside piston section (42), and an inner circumferential surface (30a) of the first rod assembly (30) during a condition in which the snap ring (35) is accommodated in an accommodation recess (42c).
F15B 15/16 - Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith characterised by the construction of the motor unit of the straight-cylinder type of the telescopic type
F15B 15/14 - Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith characterised by the construction of the motor unit of the straight-cylinder type
A multistage fluid pressure cylinder (100) comprises: a cylinder tube (10); a first rod assembly (30) provided with an outside piston portion (32); a third rod assembly (50) provided inside the first rod assembly (30); a first supply-and-exhaust channel (55a) for supplying and exhausting a hydraulic oil to/from a counter-rod-side chamber (5); and a second supply-and-exhaust channel (51a) for supplying and exhausting the hydraulic oil to/from a rod-side chamber (2). The second supply-and-exhaust channel (51a) is provided for the third rod assembly (50), and the third rod assembly (50) is provided with a backflow prevention mechanism (71) that permits only the flow of the hydraulic oil from the second supply-and-exhaust channel (51a) to the counter-rod-side chamber (5).
F15B 15/14 - Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith characterised by the construction of the motor unit of the straight-cylinder type
F15B 15/16 - Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith characterised by the construction of the motor unit of the straight-cylinder type of the telescopic type
patents
