A system for monitoring conveyor belts is disclosed. The system includes a printed inductive antenna loop, a transmitter, a detector, and circuitry. The antenna is printed on and/or installed (inserted) into a conveyor belt. The transmitter is proximate the printed antenna and is configured to generate an electromagnetic field. The detector is configured to measure an induced electric field from the printed inductive antenna loop. The circuitry is configured to detect damage of the conveyor belt based on the measured induced electromagnetic field.
B65G 43/02 - Dispositifs de commande, p.ex. de sécurité, d'alarme ou de correction des erreurs détectant une condition physique dangereuse des porte-charges, p.ex. pour stopper l'entraînement en cas d'échauffement
H04B 5/00 - Systèmes de transmission à induction directe, p.ex. du type à boucle inductive
H01Q 7/00 - Cadres ayant une distribution du courant sensiblement uniforme et un diagramme de rayonnement directif perpendiculaire au plan du cadre
B65G 15/30 - Courroies ou porte-charges sans fin analogues
The invention relates to a residual pressure maintenance valve (1) in a tubular air line (2) of an air supply system, wherein both the valve seat (3) and the valve body (4) are designed as cooperating end parts of a joint in the tubular air line and the valve seat is arranged on the pressure generator side of the air line and the valve body is arranged on the pressure consumer side of the air line, the end part designed as a valve body has a vent (7) into the valve housing and active surfaces (8) acted on by the housing interior pressure such that, in addition to the pressure generated by the pressure generator, the pressure present in the pressure consumer also acts as opening pressure, wherein a residual pressure is maintained on the pressure consumer side.
B60G 17/052 - Caractéristiques des ressorts pneumatiques
F16K 7/02 - Dispositifs d'obturation à diaphragme, p.ex. dont un élément est déformé, sans être déplacé entièrement, pour fermer l'ouverture à diaphragme tubulaire
F16K 15/00 - Soupapes, clapets ou valves de retenue
F16K 17/00 - Soupapes ou clapets de sûreté; Soupapes ou clapets d'équilibrage
4.
Level control system and method for controlling or regulating a level control system
A method for controlling or regulating a level control system for a motor vehicle including a compressed air source, at least one air spring, a switchable directional control valve associated with the air spring and a master line connecting the compressed air source to the switchable directional control valve. The switchable directional control valve blocking the master line in a normal state thereof and connecting the master line through for filling the air spring in a switching state thereof. The master line is filled with compressed air before filling the air spring until the air pressure in the master line is at least equally as high as a predetermined threshold value, and only thereafter is the switchable directional control valve transferred into the switching state for filling the air spring. A level control system for a motor vehicle is also provided.
B60G 17/00 - Suspensions élastiques permettant d'ajuster les caractéristiques des ressorts ou des amortisseurs de vibrations, de réguler la distance entre la surface porteuse et la partie suspendue du véhicule ou de bloquer la suspension pendant l'utilisation pou
An air spring has at least one working space which is filled with compressed air and which is delimited at least partially by a rolling bellows which is fastened at its ends to connecting parts. At least one of its ends, the air spring has a wall which is thicker in relation to the rest of the rolling bellows body, wherein the rolling bellows has, at least one of its thickened ends, a continuously vulcanized layer cover which is folded back to such a length that, after the assembly of the air spring, at least one region of the rolling bellows which is highly loaded by chassis forces falls into the region of the layer cover.
F16F 5/00 - Ressorts à liquide dans lesquels le liquide travaille comme un ressort par compression, p.ex. combinés avec une action d'étranglement; Combinaisons de dispositifs comportant des ressorts à liquide
F16F 9/04 - Ressorts, amortisseurs de vibrations, amortisseurs de chocs ou amortisseurs de mouvement de structure similaire, utilisant un fluide ou moyen équivalent comme agent d'amortissement utilisant un gaz uniquement dans une chambre à paroi flexible
F16F 9/342 - Passages d'étranglement fonctionnant avec pointeau de jauge
Disclosed is an air spring device having a free-standing air spring bellows and an outer guide which is fastened to the air spring bellows by means of an inner clamping ring, wherein the outer diameter of the inner clamping ring is greater than the outer diameter of the air spring bellows in the unpressurized state, and the inner clamping ring generates a radially outwardly pointing encircling bulge in the unpressurized air spring bellows.
F16F 5/00 - Ressorts à liquide dans lesquels le liquide travaille comme un ressort par compression, p.ex. combinés avec une action d'étranglement; Combinaisons de dispositifs comportant des ressorts à liquide
F16F 9/04 - Ressorts, amortisseurs de vibrations, amortisseurs de chocs ou amortisseurs de mouvement de structure similaire, utilisant un fluide ou moyen équivalent comme agent d'amortissement utilisant un gaz uniquement dans une chambre à paroi flexible
7.
METHOD FOR CONTROLLING THE OPERATION OF A COMPRESSOR
In a method for controlling the operation of a compressor, the compressor is switched off by a controller for preventing thermal damage if an estimated temperature value calculated by the controller exceeds an upper threshold value. For this purpose the controller calculates a cooling function as a state variable utilizing the estimated temperature value, said cooling function representing the chronological course of the cooling of the compressor. According to the invention the controller determines the cooling function based on at least one first and one second estimated temperature value which are associated with points of the compressor that are at spatial distances to each other, the determination being such that the cooling function is determined based on the temperature difference between the first and the second estimated temperature value.
A clamping contour (13, 14) in the connecting region (11, 12) of a component (5, 10) connected by clamping to a plastically or elastically deformable hose or bellows (3), wherein within the clamping contour, sealing profiles (15, 17, 18) are arranged made of a material different than the material of the clamping contour.
F16F 9/04 - Ressorts, amortisseurs de vibrations, amortisseurs de chocs ou amortisseurs de mouvement de structure similaire, utilisant un fluide ou moyen équivalent comme agent d'amortissement utilisant un gaz uniquement dans une chambre à paroi flexible
9.
METHOD FOR CONTROLLING OR REGULATING A LEVEL CONTROL SYSTEM
The invention relates to a method for controlling or regulating a level control system for a motor vehicle, comprising the following components: - a compressed air source (2), - at least one pneumatic spring (10a, 10b), - a switchable directional valve that is associated with the pneumatic spring – a main line (8) that connects the compressed air source to the switchable directional valve, wherein in the basic state thereof the switchable directional valve closes the main line, and in the switching state thereof it opens the main line for filling the pneumatic spring, wherein the main line is filled with compressed air before filling the pneumatic spring until the air pressure in the main line is at least equally as high as a predetermined threshold value, and only thereafter is the switchable directional valve transferred into the switching state thereof for filling the pneumatic spring.
The invention relates to a method for testing an environmental valve (17) of a closed ride-control system (1) for a vehicle, wherein the main line (7) of the ride-control system is acted on by the pressure of the compressed air reservoir (13) when the air spring valves (8, 9, 10, 11) are closed, and said pressure P1 is measured in the main line (7), whereupon the environmental valve (17) is then opened, then closed again, and then a pressure P2 in the main line (7) is measured by the pressure sensor (12), whereupon the pressure values P1 and P2 are finally compared to each other.
Disclosed is a method for compensating a leakage loss in a level regulation system of a motorcycle or light vehicle. Said level regulation system comprises a compressed gas tank (6), a gas spring (10), compressed gas pipes (1, 2, 3, 4), a compressor (8) which allows compressed gas to be transferred from the compressed gas tank (6) into the gas spring (10) via the compressed gas pipes (1, 2, 3, 4), and a connection (28) for a high-pressure gas tank (34) containing dry gas, said connection (28) being connected to the compressed gas tank (6) via a compressed gas pipe (30). In order to compensate the leakage loss in the level regulation system, the high-pressure gas tank (34) is temporarily connected to the connection (28) to transfer dry gas from the high-pressure gas tank (34) into the compressed gas tank (6).
A method for operating a control unit for heat-sensitive actuators, wherein said control unit is first disabled after the thermal strain, which is calculated on the basis of the computing model, of at least one actuator has reached a threshold.
The invention relates to a method for controlling a motor vehicle chassis, wherein a speed signal is derived from a detected path signal of a path sensor, wherein even in the case of chassis oscillations having a small amplitude a relatively accurate speed signal is determined by means of various filtrations, analyses, and differentiations.
B60G 17/0165 - Suspensions élastiques permettant d'ajuster les caractéristiques des ressorts ou des amortisseurs de vibrations, de réguler la distance entre la surface porteuse et la partie suspendue du véhicule ou de bloquer la suspension pendant l'utilisation pou les moyens de régulation comportant des éléments électriques ou électroniques caractérisés par leur réponse à un mouvement ou une condition donnés ou à l'action du conducteur, lors du déplacement du véhicule à une condition externe, p.ex. un mauvais état de la route, un vent latéral
B60G 17/018 - Suspensions élastiques permettant d'ajuster les caractéristiques des ressorts ou des amortisseurs de vibrations, de réguler la distance entre la surface porteuse et la partie suspendue du véhicule ou de bloquer la suspension pendant l'utilisation pou les moyens de régulation comportant des éléments électriques ou électroniques caractérisés par l'utilisation d'un mode de traitement du signal ou d'une méthode de commande spécifiques
15.
METHOD, APPARATUS, AND USE OF THE APPARATUS FOR CONTROLLING A COMPRESSOR
Method for controlling a compressor for delivering a pressure medium into a pressure medium system, for example an air suspension system in a motor vehicle, in which method the delivery of the pressure medium can be switched on and off as a function of a temperature signal by the compressor temperature being measured by means of a temperature sensor which is arranged on the compressor and the switching on and off of the compressor being controlled by an electronic control unit, wherein the switching-on time duration and/or the switching-off time duration or the switching-off and/or the switching-on temperature are/is determined from the rise of the compressor temperature which is measured at short time intervals.
The invention relates to a method for controlling a motor vehicle chassis, having a pneumatic spring each on at least one vehicle axle on the suspension of each vehicle tire, said spring having a main air chamber and at least one additional air chamber, which can be connected thereto and separated therefrom by an electrically actuatable control valve, wherein the control valves are opened or closed during a chassis vibration in order to switch to a different characteristic spring curve. In order to achieve largely impact-free and comfortable switching of the pneumatic springs of a motor vehicle to a different characteristic spring curve, even during a chassis vibration, utilizing simple and inexpensive control valves, the invention provides that the chassis vibration is detected by means of a spring travel sensor and is analyzed for determining at least one prevalent vibration frequency of the chassis vibration and the current phasing of the chassis vibration, and that in consideration of an at least approximately known switching time (Δts) of the control valves, a reference time (tRef) and a subsequent waiting time (Δtw) are determined such that a switching operation triggered at the end of the waiting time (Δtw) for the opening or closing of the control valves of the respective pneumatics springs is completed approximately at the zero crossing (t0, t0/2) of the chassis vibration.
B60G 17/016 - Suspensions élastiques permettant d'ajuster les caractéristiques des ressorts ou des amortisseurs de vibrations, de réguler la distance entre la surface porteuse et la partie suspendue du véhicule ou de bloquer la suspension pendant l'utilisation pou les moyens de régulation comportant des éléments électriques ou électroniques caractérisés par leur réponse à un mouvement ou une condition donnés ou à l'action du conducteur, lors du déplacement du véhicule
B60G 17/0165 - Suspensions élastiques permettant d'ajuster les caractéristiques des ressorts ou des amortisseurs de vibrations, de réguler la distance entre la surface porteuse et la partie suspendue du véhicule ou de bloquer la suspension pendant l'utilisation pou les moyens de régulation comportant des éléments électriques ou électroniques caractérisés par leur réponse à un mouvement ou une condition donnés ou à l'action du conducteur, lors du déplacement du véhicule à une condition externe, p.ex. un mauvais état de la route, un vent latéral
B60G 17/018 - Suspensions élastiques permettant d'ajuster les caractéristiques des ressorts ou des amortisseurs de vibrations, de réguler la distance entre la surface porteuse et la partie suspendue du véhicule ou de bloquer la suspension pendant l'utilisation pou les moyens de régulation comportant des éléments électriques ou électroniques caractérisés par l'utilisation d'un mode de traitement du signal ou d'une méthode de commande spécifiques
B60G 17/04 - Suspensions élastiques permettant d'ajuster les caractéristiques des ressorts ou des amortisseurs de vibrations, de réguler la distance entre la surface porteuse et la partie suspendue du véhicule ou de bloquer la suspension pendant l'utilisation pou les caractéristiques des ressorts à fluide
The invention relates to a closed level controller for a vehicle, which contains air springs (38), a compressed air storage device (46), and a compressor (2) with a suction space (4), which is connected to an inlet pipeline (6), a first piston (8), a first compression volume (10), which is separated from the suction space (4) by the first piston (8) and can be connected over a first check valve (12), which opens to the first compression volume (10), with the suction space (4), a first outlet pipeline (14), which, on the one hand, is connected to the first compression space (10) and, on the other, can be connected to different consumers, particularly to the air springs (38) or to the compressed air storage device (46), wherein the compressor (2) has the following components:- a second piston (16) and a second compression volume (18), which is separated by the second piston (16) from the suction space (4) and can be connected over a second check valve (20), which opens up to the second compression volume (18), with the suction space (4), and the second compression volume (18) can be switched off or added, wherein the first compression volume (10) and the second compression volume (18) transfer compressed air independently of one another into the consumers, when the second compression volume (18) is added to the first compression volume (10).
B60G 17/015 - Suspensions élastiques permettant d'ajuster les caractéristiques des ressorts ou des amortisseurs de vibrations, de réguler la distance entre la surface porteuse et la partie suspendue du véhicule ou de bloquer la suspension pendant l'utilisation pou les moyens de régulation comportant des éléments électriques ou électroniques
B60G 17/052 - Caractéristiques des ressorts pneumatiques
F04B 27/00 - Pompes multicylindres spécialement adaptées aux fluides compressibles et caractérisées par le nombre ou la disposition des cylindres
The invention relates to a suspension device of a wheeled vehicle, for example of a motor vehicle, having a plurality of air springs (3a, 3b), which in each case are arranged on a wheel suspension of an associated vehicle wheel (2a, 2b) and in each case have a main air chamber (4a, 4b) and at least one additional air chamber (7a) that can be connected via an associated control valve (5a, 5c; 5b, 5d) to the main air chamber (4a, 4b) and separated therefrom. In order to expand control options of the suspension device, the main air chambers (4a, 4b) can be connected by at least two air springs (3a, 3b) via at least one associated control valve (5a, 5c; 5b, 5d) in each case to at least one common additional air chamber (7a) and can be separated therefrom.
B60G 21/10 - Systèmes d'interconnexion à plusieurs roues conjuguées suspendues élastiquement, p.ex. pour stabiliser la caisse du véhicule eu égard aux forces d'accélération, de décélération ou aux forces centrifuges non conjuguées en permanence, p.ex. agissant seulement à l'accélération, la décélération ou seulement lorsque la direction du mouvement quitte la ligne droite
B60G 17/04 - Suspensions élastiques permettant d'ajuster les caractéristiques des ressorts ou des amortisseurs de vibrations, de réguler la distance entre la surface porteuse et la partie suspendue du véhicule ou de bloquer la suspension pendant l'utilisation pou les caractéristiques des ressorts à fluide
19.
Motor vehicle equipped with a pneumatic level control system
Disclosed is a pneumatic level control system equalizer of a motor vehicle equipped with a battery and a generator supplying the battery, as well as a compressor driven by an electric motor and associated with the level control system equalizer, the electric motor of the compressor being only supplied with electric current by the vehicle battery and/or generator in certain conditions. The power requirements of the level control system equalizer can be pre-evaluated for a change of level and/or a filling of the pressure tank to be performed.
Air spring rolling bellows (1) having a layer of strength members arranged within the wall of the rolling bellows, wherein the strength members are vulcanized into the areas (7) of formation of the rolling folds of the rolling bellows, at such an angle in the wall of the rolling bellows that when the rolling fold rolls over changes in tension in the wall of the rolling bellows are minimized.
B29C 70/20 - Façonnage de matières composites, c. à d. de matières plastiques comprenant des renforcements, des matières de remplissage ou des parties préformées, p.ex. des inserts comprenant uniquement des renforcements, p.ex. matières plastiques auto-renforçantes des renforcements fibreux uniquement caractérisées par la structure des renforcements fibreux utilisant des fibres de grande longueur, ou des fibres continues orientées dans une seule direction, p.ex. mèches ou autres fibres parallèles
F16F 9/04 - Ressorts, amortisseurs de vibrations, amortisseurs de chocs ou amortisseurs de mouvement de structure similaire, utilisant un fluide ou moyen équivalent comme agent d'amortissement utilisant un gaz uniquement dans une chambre à paroi flexible
F16F 9/05 - Ressorts, amortisseurs de vibrations, amortisseurs de chocs ou amortisseurs de mouvement de structure similaire, utilisant un fluide ou moyen équivalent comme agent d'amortissement utilisant un gaz uniquement dans une chambre à paroi flexible la paroi flexible étant du type à soufflet roulant
The invention relates to an air spring for chassis of vehicles, in which air spring the rolling bellows is fastened by means of deformable annular components (8,9) to the periphery of connection parts (10, 11), wherein at at least one end of the rolling bellows, the annular component (9) is fastened to the outer periphery of the connection part (11) in axially spaced-apart clamping regions (13,14) so as to form an encircling cavity (12), and is formed on its outer side as a rolling contour (5) for the rolling bellows (3).
F16F 9/05 - Ressorts, amortisseurs de vibrations, amortisseurs de chocs ou amortisseurs de mouvement de structure similaire, utilisant un fluide ou moyen équivalent comme agent d'amortissement utilisant un gaz uniquement dans une chambre à paroi flexible la paroi flexible étant du type à soufflet roulant
22.
AIR SPRING AND DAMPER UNIT WITH PRESSURE-RELIEVED ROLL FOLD
The invention relates to an air spring and damper unit for vehicles, which air spring and damper unit has at least two working chambers (2, 3) which are delimited by rolling bellows (7, 8, 9) which roll, so as to form a roll fold (16, 17), on the contours of rotationally symmetrical bodies (4, 6), wherein those regions of the roll fold which face away from the respective working chamber are acted on with incompressible support medium (18).
F16F 9/05 - Ressorts, amortisseurs de vibrations, amortisseurs de chocs ou amortisseurs de mouvement de structure similaire, utilisant un fluide ou moyen équivalent comme agent d'amortissement utilisant un gaz uniquement dans une chambre à paroi flexible la paroi flexible étant du type à soufflet roulant
23.
METHOD FOR THE FUNCTIONAL TESTING OF MOTION SENSORS
The invention relates to a method for the functional testing of motion sensors arranged in a vehicle, wherein the spring and damping elements of each axle or of each wheel are actuated such that the end regions of the vehicle body or the edges of the vehicle body are subjected to sudden and jerky changes of position and the signals of the motion sensors reacting to the change of position are detected and checked.
B60G 17/0185 - Suspensions élastiques permettant d'ajuster les caractéristiques des ressorts ou des amortisseurs de vibrations, de réguler la distance entre la surface porteuse et la partie suspendue du véhicule ou de bloquer la suspension pendant l'utilisation pou les moyens de régulation comportant des éléments électriques ou électroniques caractérisés par l'utilisation d'un mode de traitement du signal ou d'une méthode de commande spécifiques pour la détection des dysfonctionnements
24.
AIR SPRING AND DAMPER UNIT WITH PILOT-CONTROLLED MAIN VALVE
The invention relates to an air spring and damper unit with a pilot-controlled main valve, for vehicles, which has at least two work spaces (2, 3) filled with pressurized air and connected via valves/valve circuits. Three flow paths for connecting the work spaces are switched in parallel, one of which paths has a pressure-dependent valve (26) which opens according to the control pressure produced by a control valve (24) located in a second flow path.
B60G 17/052 - Caractéristiques des ressorts pneumatiques
F16F 9/04 - Ressorts, amortisseurs de vibrations, amortisseurs de chocs ou amortisseurs de mouvement de structure similaire, utilisant un fluide ou moyen équivalent comme agent d'amortissement utilisant un gaz uniquement dans une chambre à paroi flexible
F16F 9/46 - Ressorts, amortisseurs de vibrations, amortisseurs de chocs ou amortisseurs de mouvement de structure similaire, utilisant un fluide ou moyen équivalent comme agent d'amortissement - Parties constitutives de tels dispositifs combinés avec la correction de température permettant la commande à distance
25.
CONTAINER FOR THE DETACHABLE FIXING OF AN ELECTRONIC MODULE TO THE TYRE INNER SURFACE OF A MOTOR VEHICLE TYRE
The invention relates to a container (7) for the detachable non-positive fixing of an electronic module (8) to the tyre inner surface (6) of a motor vehicle tyre (1), the container (7) being made from an elastic material comprising an essentially cup-shaped design with a base (10) facing the tyre inner surface (6), a wall (12) defining a cavity (11) connected to the base (10) and an edge (13) facing away from the tyre inner surface (6) of the motor vehicle tyre (1), defining an opening (14) through which the electronic module (8) may be introduced into the container (7), wherein the diameter (dmin) of the opening (14) is less than the maximum diameter (dmax) of the housing (9) of the electronic module (8) and a lower face (15) of the base of the container (7) has a permanent connection to the tyre inner surface (6). According to the invention, an improved securing of the detachable electronic module in the container can be achieved, wherein the cavity (11) of the container (7) has an essentially frustum-shaped form and the housing (9) of the electronic module (8) at least approximately fills the cavity (11) of the container (7).
The invention relates to a vehicle tire, having a tread (6) with an electrically conductive tread base (4) and an electrically non-conductive tread cap (5), wherein at least the tread cap (5) is produced by coiling at least one material strip (15) made of a rubber mixture, and wherein locally electrically conductive material is introduced in the tread (6), the material establishing an electrically conductive connection between the outside of the tread cap (5) and the tread base (4). The electrically conductive material is applied during the coiling of the cap tread (15), before application of the same, onto at least one of the sides of the cap tread (15).
B29D 30/60 - Application de bandes de chapes en caoutchouc, c. à d. application de bandes de rechapage non vulcanisées par enroulement de bandelettes étroites
B60C 19/08 - Dispositifs pour écouler les charges électriques
27.
REINFORCEMENT LAYER OF HYBRID CORDS FOR ELASTOMERIC PRODUCTS, PARTICULARLY FOR THE BELT BANDAGE OF PNEUMATIC VEHICLE TYRES
The invention relates to a reinforcement layer for elastomeric products, in particular for the belt bandage of pneumatic vehicle tyres, the reinforcement layers being hybrid cords which are arranged essentially parallel to one another inside the layer and are composed of a first twisted textile yarn made of a first material and a second twisted textile yarn made of a second material, the ends of both yarns being twisted with each other and the first twisted textile yarn being a polyketone yarn. The aim of the invention is to provide a reinforcement layer of hybrid cords for elastomeric products, in particular for the belt bandage of pneumatic vehicle tyres, which has a force-extension behaviour that, when using the reinforcement layer as a belt bandage in pneumatic vehicle tyres, ensures the simple production of tyres, including vulcanization, and a great suitability to high speeds. To this end, the second twisted textile yarn is an aramid yarn.
The invention relates to a method for determining a steering angle offset (LWO) in a vehicle having a steering unit (1) and a steering angle sensor (2). First, a first frequency distribution (HV1) of the steering angle (LW) is determined over a number of steering angles according to at least one dynamic vehicle parameter (Q, G, V), and finally the average value (MW1) of the steering angle (LW) is determined from the first frequency distribution (HV1). The next step tests whether the steering angle (LW) in the first frequency distribution (HV1) is distributed symmetrically around the average value (MW1) and, when there is symmetry of the first frequency distribution (HV1) around the average value (MW1), the first frequency distribution (HV1) is carried over into a second frequency distribution (HV2). When the overall number of steering angles (LW1) in the second frequency distribution (HV2) exceeds a prespecified threshold value (S), the steering angle offset (LWO) is determined from the average value (MW2) of the second frequency distribution (HV2). The invention further relates to a device for determining a steering angle offset (LWO) in a vehicle by means of such a method.
The invention relates to a device for sealing and inflating inflatable articles, comprising a valve that can be switched in at least two positions, that is associated with a compressed gas source and that is connected with at least two channels to a valve and distribution unit in such a manner that in the first switching position the first channel carries compressed gas and in the second switching position the second channel carries compressed gas, a pressure-actuated switching unit connected to the second channel switching a connection of the second channel to the sealing reservoir when supplied with compressed gas.
The invention relates to vehicle tires, particularly for commercial vehicles, comprising a profiled tread (1), which is broken down into profiled ribs or block rows (3) by a number of peripheral grooves (2) and is made of a first rubber mixture (1a), wherein the groove base (2b) of the peripheral grooves is made of a second rubber mixture (4), and wherein the modulus of elasticity of the second rubber mixture (4) is less than the modulus of elasticity of the first rubber mixture (1a) of the main part of the tread (1). In particular, the second rubber mixture (4) has a modulus M 100%, which is 5% to 20% less than the modulus M 100% of the first rubber mixture (1a) of the main part of the tread (1). The two rubber mixtures (1a, 4) are based on a substantially identical or comparable polymer system.
B60C 11/04 - Sculptures des bandes de roulement dans lesquelles la surface en relief des sculptures est composée uniquement de nervures circonférentielles continues, p.ex. en zigzag
31.
TIRE COMPOSITIONS AND COMPONENTS CONTAINING FREE-FLOWING FILLER COMPOSITIONS
Free-flowing filler compositions containing sulfur-containing silane coupling agents, and a tire composition containing the filler composition, for use in the manufacture of tires.
Sulfur-containing silane coupling agents, and organic polymers containing carbon-carbon double bonds. These silanes can be carried on organic and inorganic fillers. The invention also relates to tire compositions and articles of manufacture, particularly tires, made from the elastomer compositions described herein.
Sulfur-containing silane coupling agents, and organic polymers containing carbon-carbon double bonds. These silanes can be carried on organic and inorganic fillers. The invention also relates to tire compositions and articles of manufacture, particularly tires, made from elastomer compositions.
Sulfur silane coupling agents for use in tire compositions used to formulate tires or tire components which contain multiple blocked mercapto groups which are in a state of reduced activity until activated. The coupling agents are advantageously used in rubber formulations, including tire compositions, for example, for fabricating tires with low rolling resistance.
The invention relates to a device for the variable driving of a hollow shaft (1) and a shaft or spindle (2) that is supported on the latter and lies inside it, in particular for moving component parts of a tyre building machine, using driving devices (M1, M2). The hollow shaft (1) is coupled to the shaft or spindle (2) by means of a planetary gear mechanism (11) or a harmonic-drive gear mechanism, which is respectively constructed as a differential-speed gear mechanism, such that the hollow shaft (1) and the shaft or spindle (2) are made to run synchronously by means of a single driving device (M2).
The invention relates to a vehicle tyre with a tread profile having profiled bands (12) which encircle in the circumferential direction, are separated from one another by circumferential grooves (14), are designed as rows of profiled blocks or profiled ribs and in the radial direction are composed of rubber parts of differing flexibility, wherein a cap part (10) which enters into contact with the underlying surface is provided. With the exception of a profiled band running, if appropriate, along the tyre equator, the profiled bands (12) each contain a rubber part (11a, 11', 11''a, 11''') which becomes continuously thicker approximately from the centre of the profiled band (12) as far as the outer flank of the profiled band (12) and ends at a distance, which amounts to at maximum 40% of the design depth, before the surface of the profile.
The invention relates to a method and circuit arrangement for controlling a vehicle system, in particular a height control system, which is provided with air spring and damper units, of a vehicle, in which method the driving speed of the vehicle, the speed of vehicle movements and the engine running are determined/detected and placed in relation to one another and evaluated in order to detect the vehicle states of 'stationary' and 'driving'.
B60G 17/015 - Suspensions élastiques permettant d'ajuster les caractéristiques des ressorts ou des amortisseurs de vibrations, de réguler la distance entre la surface porteuse et la partie suspendue du véhicule ou de bloquer la suspension pendant l'utilisation pou les moyens de régulation comportant des éléments électriques ou électroniques
B60T 7/12 - Organes d'attaque de la mise en action des freins par déclenchement non soumis à la volonté du conducteur ou du passager
The invention relates to a sulfur-crosslinkable rubber mixture, especially for the treads of bicycle tires, comprising, for low rolling resistance, low abrasion and good wet performance - 25 phr (parts by weight, based on 100 parts by weight of all of the rubbers in the mixture) of at least diene rubber with functionalizations which can interact chemically or electrostatically with polar fillers, - > 7.5 phr of at least one polar filler and - 4-12 phf (parts by weight based on 100 parts by weight of polar filler) of at least two organosilane mixtures as silane coupling agents, where the organosilanes, as a vulcanization-reactive, functional group, have a sulfur chain having 2 to 8 sulfur atoms and the first organosilane mixture has a content of S2 organosilanes of at least 80 mol% and the second organosilane mixture has a content of S2 organosilanes of less than 20 mol% and a content of S4 organosilanes of at least 50 mol%.
A sealing means for the production of self-sealing tyres is provided and can be introduced in liquid form into the tyres without addition of solvent, and does not complete its reaction to give the actual sealing means until it is within the tyre. The sealant layer thus produced is elastic and deformable but not displaceable, and is therefore a very suitable sealing means for a tyre. Since the system can be introduced in the form of a low-viscosity liquid, this method can also achieve very thin layers. The sealing means is composed of two components separated during storage, and of these one comprises at least one isocyanate and the other comprises at least one polyol, and the two components when combined react completely to give a polyurethane gel, the isocyanate index of the reaction mixture is from 15 to 80, and a portion of the polyol component serves as a means of gel dispersion.
B29C 73/16 - Dispositions ou agents d'autoréparation ou d'auto-obturation des perforations
C08G 18/65 - Composés à bas poids moléculaire contenant un hydrogène actif avec des composés à haut poids moléculaire contenant un hydrogène actif
C08G 18/10 - Procédés mettant en œuvre un prépolymère impliquant la réaction d'isocyanates ou d'isothiocyanates avec des composés contenant des hydrogènes actifs, dans une première étape réactionnelle
Pneumatic tyre for a vehicle, having a profiled tread with profile elements, such as ribs (1) or rows of blocks, which run around in the circumferential direction, on the shoulder-side edges of the tread which are provided on their axially outer edge sections with a plurality of sipes (4, 4') which run essentially parallel to one another, are oriented in the transverse direction of the tread and also penetrate the shoulder-side rib edges (1a) which run inclined at an angle (alpha) of 5° to 40° with respect to the radial direction. The sipe base (4a, 4'a) of the sipes (4, 4') follows curve which has, on the rib surface, a section (4b, 4'b) which runs parallel to or essentially parallel to the outer contour of the rib edge (1a) and which includes at its point where it runs out at the rib edge (1a) with the radial direction an angle (beta, beta') is up to 45° greater than the angle (alpha) of the rib edge (1a).
B60C 11/01 - Forme des épaulements entre bande de roulement et flanc du pneumatique, p.ex. arrondie, à paliers ou en porte-à-faux
B60C 11/04 - Sculptures des bandes de roulement dans lesquelles la surface en relief des sculptures est composée uniquement de nervures circonférentielles continues, p.ex. en zigzag
A run-flat pneumatic vehicle tyre, comprising at least one cross-sectionally crescent-shaped reinforcing profile (9) incorporated in the region of each sidewall (8) and respectively extending at least over a large part of the length of the sidewall, bead regions (5) with bead cores (6) and bead profiles (7), wherein at least one bead strip (13), arranged at least under the bead cores (6), forms the bead heel (11), which, acting together with a rim seat (15), ensures the seating of the tyre on the rim (14), characterized in that, to increase the static friction between the bead heel (11) and the rim (14), the bead heel (11) consists of a soft rubber compound with a Shore A hardness of less than 70, at least radially underneath the core (6), on its outer surface that is facing the rim seat (15) and rests on the rim seat (15).
Self-pumping spring and damper unit (13) with automatically activated ride level control system for chassis of vehicles having a pump which is driven as a result of the distance between the articulation points (14, 15) which changes as a result of the spring compression and spring extension of the vehicle, wherein an elastic connecting element (35) is arranged between at least one pump part (33) and the associated articulation point (14) in such a way that it at least partially elastically compensates the distance between the pump parts (32, 33) which changes when the vehicle experiences spring compression and spring extension.
F16F 9/04 - Ressorts, amortisseurs de vibrations, amortisseurs de chocs ou amortisseurs de mouvement de structure similaire, utilisant un fluide ou moyen équivalent comme agent d'amortissement utilisant un gaz uniquement dans une chambre à paroi flexible
The invention relates to a compressor unit which comprises a motor and a reciprocating piston compressor, driven by a slider crank mechanism that is arranged inside a crankcase. Said reciprocating piston compressor comprises a piston which can be displaced inside a cylinder that is connected to a cylinder head. The cylinder, cylinder head, outlet devices and connections are configured as a one-piece unit.
F04B 35/01 - Pompes à piston spécialement adaptées aux fluides compressibles et caractérisées par les moyens d'entraînement de leurs organes de travail ou par leur combinaison avec les machines motrices ou moteurs qui les entraînent ou bien par leurs adaptations les moyens étant mécaniques
F04B 43/04 - Pompes ayant un entraînement électrique
F04B 39/12 - Carcasses d'enveloppe; Cylindres; Culasses; Connexions des tubulures pour fluide
B29C 73/16 - Dispositions ou agents d'autoréparation ou d'auto-obturation des perforations
The invention relates to a compressor unit which comprises a motor and a reciprocating piston compressor, driven by a slider crank mechanism that is arranged inside a crankcase. The invention is characterized in that the crankcase and the cylinder for the piston are configured as one piece and are secured to the motor as one unit at the output thereof.
F04B 39/12 - Carcasses d'enveloppe; Cylindres; Culasses; Connexions des tubulures pour fluide
F04B 39/14 - Dispositions permettant un montage ou démontage commodes
F04B 35/01 - Pompes à piston spécialement adaptées aux fluides compressibles et caractérisées par les moyens d'entraînement de leurs organes de travail ou par leur combinaison avec les machines motrices ou moteurs qui les entraînent ou bien par leurs adaptations les moyens étant mécaniques
The invention relates to a sulfur-crosslinkable rubber mixture, especially for the tread of pneumatic vehicle tires, comprising at least one partly hydrogenated solution-polymerized styrene-butadiene copolymer, at least one further diene rubber, silica and at least one silane coupling agent. To solve the conflict between wet grip and rolling resistance, the rubber mixture comprises: 30 - 80 phr of at least one partly hydrogenated solution-polymerized styrene-butadiene copolymer which has a styrene content of more than 37% by weight and a degree of hydrogenation of more than 30%, 20 - 70 phr of at least one further diene rubber, 50 - 110 phr of at least one silica and 1 - 15 phr of at least one silane coupling agent.
The invention relates to a compressor unit, especially for compressing air in portable / transportable devices. Said compressor unit comprises a motor, a compressor and a pressure gauge, said pressure gauge being connected to the compressor unit via a threaded connection and the supply of the pressure medium to the pressure gauge taking place through the threads.
F04B 39/12 - Carcasses d'enveloppe; Cylindres; Culasses; Connexions des tubulures pour fluide
G01L 19/06 - Moyens pour empêcher la surcharge ou l'influence délétère du milieu à mesurer sur le dispositif de mesure ou vice versa
G01L 19/00 - MESURE DES FORCES, DES CONTRAINTES, DES COUPLES, DU TRAVAIL, DE LA PUISSANCE MÉCANIQUE, DU RENDEMENT MÉCANIQUE OU DE LA PRESSION DES FLUIDES - Détails ou accessoires des appareils pour la mesure de la pression permanente ou quasi permanente d'un milieu fluent dans la mesure où ces détails ou accessoires ne sont pas particuliers à des types particuliers de manomètres
The invention relates to an air spring device having a free-standing air spring bellows and an outer guide which is fastened to the air spring bellows by means of an inner clamping ring, wherein the outer diameter of the inner clamping ring is greater than the outer diameter of the air spring bellows in the unpressurized state, and the inner clamping ring generates a radially outwardly pointing encircling bulge in the unpressurized air spring bellows.
F16F 9/05 - Ressorts, amortisseurs de vibrations, amortisseurs de chocs ou amortisseurs de mouvement de structure similaire, utilisant un fluide ou moyen équivalent comme agent d'amortissement utilisant un gaz uniquement dans une chambre à paroi flexible la paroi flexible étant du type à soufflet roulant
The invention relates to a pneumatic tyre for a vehicle having a profiled tread (1), a multilayered belt (2), an internal layer (3), a radial carcass (4), bead areas with bead cores (5) and core profiles (6), side walls (7) and with, in each case, at least one insert (18) which is arranged in the region of each side wall (7), is approximately crescent-shaped in cross section and is capable of bearing the load in the event of a flat tyre, as well as with support parts (10) which are made of rubber and which are arranged just within the shoulder regions on the radially outer regions of the side walls (7) and, under normal operating conditions, do not come into contact with the underlying surface but are supported on the underlying surface when the tyre is depressurized. The support parts are embodied as support wings (10) which are triangular in cross section and have a free tip area (10') which, when the tyre is depressurized, enters into contact with the underlying surface in such a way that the wheel load force which acts in the tyre side walls is either at least essentially aligned with the ground contact force acting in the opposite direction or acts axially within the ground contact force which acts in the opposite direction.
The invention relates to an air spring and damper unit for vehicles, comprising at least two working chambers (9,10,17) filled with compressed air. Said working chambers are connected with each other via flow channels comprising throttle valves (21,22) through which the air can flow. At least one throttle valve comprises at least two independently adjustable and/or controllable magnets. The throttle body can be influenced in the closing force thereof by said magnets.
F16F 9/05 - Ressorts, amortisseurs de vibrations, amortisseurs de chocs ou amortisseurs de mouvement de structure similaire, utilisant un fluide ou moyen équivalent comme agent d'amortissement utilisant un gaz uniquement dans une chambre à paroi flexible la paroi flexible étant du type à soufflet roulant
F16F 9/46 - Ressorts, amortisseurs de vibrations, amortisseurs de chocs ou amortisseurs de mouvement de structure similaire, utilisant un fluide ou moyen équivalent comme agent d'amortissement - Parties constitutives de tels dispositifs combinés avec la correction de température permettant la commande à distance
51.
MEANS FOR THE PROVISIONAL SEALING OF INFLATABLE OR PRESSURIZABLE OBJECTS
The invention relates to a means for the provisional sealing of inflatable or pressurizable objects, particularly vehicle tires, comprising at least one rubber latex and at least one first anti-freeze agent having a density of < 1.00 g/cm3.
The invention relates to an air spring strut (1) for a motor vehicle comprising a mount element (2), an elastomer component (4), a tubular rolling bellows (6) which is connected at its first end (6a) to a cylinder element (8) and at its second end (6b) to a rolling piston (10) and thereby forms a first active space (12), a shock absorber (14) and a connecting element (16), and wherein the mount element (2) can be fixedly connected on the one side by means of the elastomer component (4) to the cylinder element (8) and can be connected on the other side to the body (18) of the motor vehicle, wherein the elastomer component (4) is connected by means of at least one opening (20) in the mount element (2) to a sealing element (22) on the other side of the mount element (2) in order to seal off the first active space (12) from the atmosphere.
B60G 15/14 - Suspensions élastiques caractérisées par la disposition, l'emplacement ou le type de combinaison de ressorts et d'amortisseurs de vibrations, p.ex. du type télescopique ayant un ressort à fluide et un amortisseur à fluide l'amortisseur étant relié au porte-fusée et le ressort étant disposé autour de l'amortisseur
The invention relates to method for diagnosing the function of a level control system (1) of a motor vehicle, comprising at least one valve (2a, 2b, 14, 26) and a control unit (10), an exchange of pressure medium from one side of the valve to the other side of the valve being possible when the valve is open and an exchange of pressure medium being prevented when the valve is closed. The invention is characterized in that the valve carries out a change of state, a variable (4, I) influencing the valve output is measured during the change of state, the measured variable influencing the output of the valve is compared with a reference curve, a family of characteristics or a threshold value in the control unit (10), and based on the comparison in the control unit (10) it can be established if the valve has carried out the change of state.
B60G 17/015 - Suspensions élastiques permettant d'ajuster les caractéristiques des ressorts ou des amortisseurs de vibrations, de réguler la distance entre la surface porteuse et la partie suspendue du véhicule ou de bloquer la suspension pendant l'utilisation pou les moyens de régulation comportant des éléments électriques ou électroniques
B60G 17/0185 - Suspensions élastiques permettant d'ajuster les caractéristiques des ressorts ou des amortisseurs de vibrations, de réguler la distance entre la surface porteuse et la partie suspendue du véhicule ou de bloquer la suspension pendant l'utilisation pou les moyens de régulation comportant des éléments électriques ou électroniques caractérisés par l'utilisation d'un mode de traitement du signal ou d'une méthode de commande spécifiques pour la détection des dysfonctionnements
The invention relates to a method for controlling and/or regulating the level of a vehicle body of a motor vehicle by means of a level control system (1) comprising at least one adjuster (2a, 2b) which allows the level of the vehicle body to be modified by a height modifying process, a valve (6a, 6b, 14) associated with said adjuster (2a, 2b), and a control unit (10), the level, during a height modifying process and with the valve (6a, 6b, 14) open, being expansible by adding a pressure medium to the adjuster (2a, 2b) or being lowerable by evacuating the pressure medium. The method according to the invention comprises the following steps: determining the level of the vehicle body in relation to a reference point, inducing a height modifying process if the determined level is below or above a predetermined level, once the height modifying process is induced, examining in the control unit (10) whether the vale (6a, 6b, 14) has been opened, and terminating by means of the control unit (10) the height modifying process if the valve (6a, 6b, 14) has not or not completely been opened.
B60G 17/015 - Suspensions élastiques permettant d'ajuster les caractéristiques des ressorts ou des amortisseurs de vibrations, de réguler la distance entre la surface porteuse et la partie suspendue du véhicule ou de bloquer la suspension pendant l'utilisation pou les moyens de régulation comportant des éléments électriques ou électroniques
B60G 17/0185 - Suspensions élastiques permettant d'ajuster les caractéristiques des ressorts ou des amortisseurs de vibrations, de réguler la distance entre la surface porteuse et la partie suspendue du véhicule ou de bloquer la suspension pendant l'utilisation pou les moyens de régulation comportant des éléments électriques ou électroniques caractérisés par l'utilisation d'un mode de traitement du signal ou d'une méthode de commande spécifiques pour la détection des dysfonctionnements
B60G 17/052 - Caractéristiques des ressorts pneumatiques
H01F 7/18 - Circuits en vue d'obtenir des caractéristiques de fonctionnement souhaitées, p.ex. pour un fonctionnement lent, pour l'excitation successive des enroulements, pour l'excitation à grande vitesse des enroulements
55.
METHOD OF PRODUCING A VULCANIZING MOULD WITH A NUMBER OF PROFILE SEGMENTS THAT CAN BE JOINED TOGETHER TO FORM A CIRCUMFERENTIALLY CLOSED MOULD, AND VULCANIZING MOULD
Method of producing profile segments (1) of a vulcanizing mould (6), preferably a tyre vulcanizing mould, which respectively comprise a basic body which has a profiled forming area (3) on the inside, wherein at least one region of the forming area (3) is produced from porous material that is pressed in a profile segment pressing die (16) and sintered. According to the invention, a multiplicity of bimaterial rods (9) that are aligned parallel to one another are arranged in an orderly manner in each profile segment pressing die (16) in such a way that the longitudinal axes of the bimaterial rods (9) are aligned approximately perpendicular to the forming area surface (3), that bimaterial rods (9) that comprise a core (10) of a filling material parallel to the longitudinal axis are used, while the core surround (11) of the core that is parallel to the longitudinal axis consists of loosely bound - together metal powder, that, to obtain a green profile segment part (1), the bimaterial rods (9) are pressed in the profile segment pressing die (16) and that the green part is subsequently subjected to a sintering process, by which the filling material can be removed, so that micro channels (4) that are arranged approximately perpendicular to the forming area (3) remain.
The invention relates to a valve (2) for a spring/damper unit (1), comprising a base body (4), with a sealing seat (19) lying in a plane (16) with at least one opening (6), one tensioning sleeve (8), a tensioner (10) and at least one valve disc (12a, 12b, 13, 14, 15), wherein the valve disc (12a, 12b) provided for the sealing seat (19) of the base body (4) is divided int two in the radial direction and is composed of an inner valve disc (12a) and an outer valve disc (12b), the axial height (h1) of the inner valve disc (12a) being less than the axial height (h2) of the outer valve disc (12b), in order to generate a preload in the axial direction of the outer valve disc (12b) and/or at least one further valve disc (13, 14, 15) of the valve (2).
The invention relates to a method of building a green tyre (1) or a green tyre carcass (2) on a tyre building drum (10), comprising an inner layer (4), reinforcing profiles (9) for sidewalls (8), at least one carcass ply (3) and bead regions (5) with bead cores (6) and bead fillers (7), wherein the tyre building drum is provided with peripheral pockets (11) for receiving the reinforcing profiles (9) and wherein first the inner layer (4), then the reinforcing profiles (9) and the carcass ply (plies) (3) and finally the bead cores (6) and the bead fillers (7) are mounted on the tyre building drum (10). The reinforcing profiles (9) are formed by winding one or more material strips (12) or by winding material strips of different materials.
The invention relates to a method for controlling a compressor (4), which can be activated and deactivated on demand, of an air spring system of a motor vehicle, in which method the temperature of the air compressed in the compressor (4) during the running periods of the compressor (4) is calculated by means of a temperature model. A different temperature model is used as a basis for the first run of the compressor (4) than for the following runs of the compressor, which leads to an elongation of the first running time of the compressor (4) in relation to the subsequent running times. The invention likewise relates to an air spring system for a motor vehicle having a compressor which is controlled correspondingly.
B60G 17/04 - Suspensions élastiques permettant d'ajuster les caractéristiques des ressorts ou des amortisseurs de vibrations, de réguler la distance entre la surface porteuse et la partie suspendue du véhicule ou de bloquer la suspension pendant l'utilisation pou les caractéristiques des ressorts à fluide
59.
METHOD FOR THE PRODUCTION OF TIRE STRUCTURE COMPONENTS PROVIDED WITH DIFFERENT REINFORCING ELEMENTS IN A DEVICE
The invention relates to a method for the production of tire structure components provided with different reinforcing elements in a device. In order to provide a method enabling the flexible production of a tire structure component with respect to the parts thereof, the following method is proposed: Providing reinforcing elements in at least two parallel gates (1, 2, n), Feeding individual cords or filaments of a first reinforcing element from a first gate (1, 2, n) to a first extruder head (4, 5), Feeding individual cords or filaments of a second reinforcing element from a second gate (1, 2, n) to a second extruder head (4, 5), Displacement of the first or second extruder head (4, 5) to in front of an extruder (18), wherein the selection of the extruder head (4, 5) is dependent on the tire structure component to be produced and the extruder heads (4, 5) are disposed in positions in relation to the extruder (18) that allow easy replacement, Strip-shaped rubber coating of the reinforcing elements (18), Transfer of the material strip to a subsequent transport device (9) and finishing of the tire structure component.
B29D 30/38 - Entoilages de pneumatiques, p.ex. couches de cordes ou de toiles; Traitement des agents de renforcement avant la fabrication des pneumatiques
B29C 47/02 - en incorporant des parties ou des couches préformées, p.ex. moulage par extrusion autour d'inserts ou sur des objets à recouvrir
The invention relates to an air spring having a cover, a rolling piston and a rolling bellows composed of elastomeric material, wherein a first end of the rolling bellows can be sealingly fastened to the cover by way of a first fastening means, and a second end of the rolling bellows can be sealingly fastened to the rolling piston by way of a second fastening means, and wherein the first and/or second end of the rolling bellows is annularly surrounded, in the region of the first and/or second fastening means, by a holding profile, wherein the holding profile has a substantially U-shaped cross section.
F16F 9/04 - Ressorts, amortisseurs de vibrations, amortisseurs de chocs ou amortisseurs de mouvement de structure similaire, utilisant un fluide ou moyen équivalent comme agent d'amortissement utilisant un gaz uniquement dans une chambre à paroi flexible
61.
SELF-SEALING PNEUMATIC TYRE AND PROCESS FOR PRODUCTION OF A SELF-SEALING PNEUMATIC TYRE
The invention relates to a self-sealing pneumatic tyre with a sealing belt (3) applied adhesively in the circumferential direction on the inner side of the tyre, radially within the tread, with a sealant (2) applied on a carrier material (1). The carrier material (1) of the sealing belt (3) is a foil on which the sealant (2) has been applied, which by virtue of its intrinsic tack adheres both to the carrier material (1) and to the inner wall of the tyre.
B29C 73/22 - Dispositions ou agents d'autoréparation ou d'auto-obturation des perforations l'objet comportant des éléments comprenant une composition de scellement, p.ex. une poudre qui se libère quand l'objet est endommagé
B29D 30/00 - Fabrication de pneumatiques, de bandages pleins ou de leurs parties constitutives
B60C 19/12 - Dispositifs pour empêcher les perforations
The invention relates to an air spring or air damper, in particular for chassis of vehicles, wherein the air spring has at least one working space which is filled with compressed air and which is delimited at least partially by a rolling bellows which is fastened at its ends to connecting parts and which is provided at at least one of its ends with a wall which is thicker in relation to the rest of the rolling bellows body, wherein the rolling bellows has, at at least one of its thickened ends, a continuously vulcanized layer cover which is folded back to such a length that, after the assembly of the air spring, at least one region of the rolling bellows which is highly loaded by chassis forces falls into the region of the layer cover.
F16F 9/04 - Ressorts, amortisseurs de vibrations, amortisseurs de chocs ou amortisseurs de mouvement de structure similaire, utilisant un fluide ou moyen équivalent comme agent d'amortissement utilisant un gaz uniquement dans une chambre à paroi flexible
The invention relates to a method for controlling and/or regulating a pneumatic level control system (1) of a motor vehicle, comprising an air supply (2), at least one pressure sensor (6), at least one control valve (8), at least one check valve (10a, 10b) and at least one air spring (4a, 4b), wherein the air spring is connected by means of a pressure line (3, 5a, 5b) to the air supply and the pressure in the pressure line can be determined by the pressure sensor, a control unit (20) for activating the control valve and the check valve and for processing an initialization signal (22) and the signal of the pressure sensor, (18) wherein the pressure measurement of the level control system takes place in a time-delayed manner after the detection of the initialization signal.
B60G 17/015 - Suspensions élastiques permettant d'ajuster les caractéristiques des ressorts ou des amortisseurs de vibrations, de réguler la distance entre la surface porteuse et la partie suspendue du véhicule ou de bloquer la suspension pendant l'utilisation pou les moyens de régulation comportant des éléments électriques ou électroniques
The invention relates to a supply device for a tyre-building drum (1), in particular for a tyre-belt drum for building a multilayer tyre-belt package for a pneumatic tyre, where a plurality of layers of different or differently treated, substantially strip-like pieces of material web are, in succession, applied to, rolled onto, and bonded to one another on the tyre-building drum (1). The supply device has cutting devices (15, 15', 16, 16') for cutting-to-length of the material webs, and the cut material-web pieces here can be transported to the tyre-building drum (1) by means of a drum feed device, which has two drum feed belts (2, 2'). There are two pairs of cutting devices (15, 15', 16' 16'), arranged in mutual superposition, allocated to the drum feed belts (2, 2'), and displaceable relative to the drum feed belts (2, 2') in such a way that, in the backward receptive position, the drum feed belts (2, 2') can be brought into active contact in alternation with one of the pairs of cutting devices (15, 15', 16, 16'). The cutting devices (15, 15', 16, 16') arranged in pairs have coupling to advancer belts (17, 17', 18, 18') equally arranged in pairs, which, together with the cutting devices (15, 15', 16, 16'), can be positioned individually in front of the drum feed belts (2, 2'), and the advancer belts (17, 17', 18, 18') and the drum feed belts (2, 2') here are laterally moveable with respect to one another.
The invention relates to an air spring or air damper for the chassis of vehicles. Said air spring has at least one working chamber that is filled with compressed air and that is at least partially delimited by air bellows. The air bellows roll off rolling contours and the ends of said bellows are fixed to connection parts. According to the invention, at least one connection part consists of at least two complementary components with different material and/or thermal strengths and the air bellows are frictionally and/or positively fixed to the component with the greater material strength.
F16F 9/04 - Ressorts, amortisseurs de vibrations, amortisseurs de chocs ou amortisseurs de mouvement de structure similaire, utilisant un fluide ou moyen équivalent comme agent d'amortissement utilisant un gaz uniquement dans une chambre à paroi flexible
The invention relates to air bellows for an air spring, in particular for air springs that are used in the chassis of vehicles. According to the invention, at least one peripheral end of the air bellows is provided with at least one sealing lip that is pressed against connection parts in the fixing region in a sealing manner.
F16F 9/04 - Ressorts, amortisseurs de vibrations, amortisseurs de chocs ou amortisseurs de mouvement de structure similaire, utilisant un fluide ou moyen équivalent comme agent d'amortissement utilisant un gaz uniquement dans une chambre à paroi flexible
67.
PNEUMATIC VEHICLE TYRE WITH FOUR-PLY BELT AND BELT EDGE STRIP
Pneumatic vehicle tyre of a radial type for trucks, comprising a four-ply belt (3a, 3b, 3c, 3d), wherein each belt ply (3a, 3b, 3c, 3d) contains steel cords as reinforcing elements, which run parallel to one another in each belt ply (3a, 3b, 3c, 3d), wherein the included angle which the steel cords in the first belt ply (3a) form with the circumferential direction is between 50° and 65° and the included angles which the steel cords in the further belt plies (3b, 3c, 3d) form with the circumferential direction are respectively between 10° and 30°, wherein at least two successive belt edge strips (7a, 7b) of rubberized steel cords running parallel in each strip (7a, 7b) are arranged in each case on the shoulder side, which strips (7a, 7b) cover over the edges of the first three belt plies (3a, 3b, 3c) when seen in the axial direction, wherein the steel cords in the one strip (7a) run such that they cross the steel cords in the other strip (7b) and the steel cords respectively form an acute included angle with the circumferential direction.
B60C 9/20 - Structure ou disposition des ceintures, des couches de protection, des couronnes de renforcement ou des couches amortissantes constituées par des nappes gommées ayant chacune leurs fils disposés sensiblement en parallèle
68.
VEHICLE TYRES WITH A SIDE WALL REINFORCING PROFILE
The invention relates to vehicle tyres having emergency properties, characterised in that at least one reinforcing profile (9) is introduced into a region of each side wall. The reinforcing profile (9b) on the wall facing the exterior of the vehicle comprises one or two parts, and the reinforcing profile (9a) on the wall facing the interior of the vehicle, is at least a three-part reinforcing profile which comprises at least three part-cores (10, 11, 12) that are arranged in a radial manner under one another, the radially upper part-core (11) and the radially lower part-core (12) consisting of a hard elastomer material and the central part-core (10), which is arranged radially between the lower and the upper part-core, consisting of a soft elastomer material.
The invention relates to an air spring arrangement (1) for a vehicle, having an air spring bellows (2) composed of elastomeric material with two bellows ends (2a, 2b), which air spring bellows (2), while forming a roll fold (3), encloses an air chamber (4) which is elastic in terms of volume, having a cover (6) with a first attachment region for the one bellows end (2a), having an outer sleeve (10), having a rolling piston (12) with a second attachment region for the other bellows end (2b), wherein the rolling piston (12) has a rolling face (14) for the roll fold (3) of the air spring bellows (2), having an attachment element (16) which is connected to the rolling piston (12), and having a bellows (20) which is connected on the one hand to the outer sleeve (10) and on the other hand to the attachment element (16) or the rolling piston (12), wherein the bellows (20) is composed of an inner and an outer partial bellows (20a, 20b), and the outer partial bellows (20b) at least partially surrounds the inner partial bellows (20a).
F16F 9/05 - Ressorts, amortisseurs de vibrations, amortisseurs de chocs ou amortisseurs de mouvement de structure similaire, utilisant un fluide ou moyen équivalent comme agent d'amortissement utilisant un gaz uniquement dans une chambre à paroi flexible la paroi flexible étant du type à soufflet roulant
F16F 9/38 - Couvercles de protection ou de présentation décorative
The invention relates to a method for controlling a level control system of a motor vehicle, comprising an air spring (2) which encloses an air volume (16), and an additional volume (22), to which the air volume of the air spring is connected by means of a valve (20), and a control unit (26) for activating the valve and for determining a level signal (42), wherein the valve is activated and/or controlled as a function of the level signal.
B60G 17/015 - Suspensions élastiques permettant d'ajuster les caractéristiques des ressorts ou des amortisseurs de vibrations, de réguler la distance entre la surface porteuse et la partie suspendue du véhicule ou de bloquer la suspension pendant l'utilisation pou les moyens de régulation comportant des éléments électriques ou électroniques
B60G 11/27 - Suspensions élastiques caractérisées par la disposition, l'emplacement ou le type des ressorts ayant des ressorts à fluide uniquement, p.ex. ressorts hydropneumatiques dans lesquels le fluide est un gaz
F16F 9/04 - Ressorts, amortisseurs de vibrations, amortisseurs de chocs ou amortisseurs de mouvement de structure similaire, utilisant un fluide ou moyen équivalent comme agent d'amortissement utilisant un gaz uniquement dans une chambre à paroi flexible
71.
METHOD AND MEASURING VEHICLE FOR DETERMINING OBJECTIVE TYRE PROPERTIES ON A ROAD SURFACE
The invention relates to a method and a measuring vehicle for determining objective tyre properties on a real road surface using 쎽 slip or lateral force/slip characteristic curves. The object of the invention is to provide a method and a measuring vehicle which can be used to measure tyre properties in outdoor trials in a cost-effective and efficient manner with particularly high quality standards whilst reducing inaccuracy. The measuring vehicle according to the invention achieves the object by virtue of the fact that at least one second measuring wheel position (3) is arranged parallel to the measuring wheel position (2) on the test vehicle (1), a second tyre (5) whose tread is on the road surface (6) in the direction of travel being able to be mounted at said second measuring wheel position, that the two tyres (5,6) can be braked, driven or inclined, that measuring means are likewise provided at the second measuring wheel position (3) and can be used to measure at least the wheel load and the braking, driving or lateral force of this second tyre during the measuring operation, and that these measured data can be supplied to a storage medium for further processing.
The invention relates to a vehicle pneumatic tire with run-flat characteristics, consisting of a profiled tread (1), multilayered belting (2), an air-tight inner layer (4), a carcass (3) wound around high-tensile strength cores (S) and core profiles (7) on cores in the bead area (5), axially from inside to outside as a carcass riser (3a), side walls (8) within which there is at least one reinforcing profile (9) with a crescent-shaped cross section closed annularly over the circumference of the side wall, and a bead reinforcing element (10) with a reinforcement(11), wherein the bead reinforcing element (10) that is axially inside of the core profile (7) has reinforcements (11) oriented at a 90° angle to the tread periphery, and the carcass (3, 3a) is designed as a single layer.
The invention relates to a sulfur-cross-linkable rubber mixture, which contains 20 – 80 phr of at least one solution polymerized styrene-butadiene copolymer A, whose end groups at least are chemically modified with a nitrogen containing compound, and 20 – 80 phr of at least one other solution polymerized styrene-butadiene copolymer B, which has coupling centers with epoxide groups, in particular for good tire properties and good breaking behavior.
The invention relates to a pneumatic vehicle tyre of a radial type, comprising a radial casing (2), a tread rubber (1), an at least two-ply breaker belt (7), which is arranged between the tread rubber (1) and the casing (2), and a belt bandage (8), which is arranged on the outer side of the breaker belt (7), has at least one bandage ply (8a, 8b) and consists of bandage material with reinforcing cords running in the circumferential direction. The outer contour, measured on the fitted and inflated tyre, is defined by a ratio of RA to the nominal width NB of 1 to 3 and a ratio of TW 45 to the nominal width NB of 0.66 to 0.92. The bandage material in the central region (28, 8b) of the belt bandage (8) has an at least substantially linear load-extension curve, with up to 1000 N/cm for an extension of 8%. The bandage material in the lateral regions (18) of the belt bandage (8) has a load-extension curve with 100 N/cm to 500 N/cm for an extension of 1% to 3% and a substantially linear rise up to 1500 N/cm to 3000 N/cm for an extension of 8%.
B60C 9/22 - Structure ou disposition des ceintures, des couches de protection, des couronnes de renforcement ou des couches amortissantes constituées par des nappes gommées ayant chacune leurs fils disposés sensiblement en parallèle les nappes étant disposées avec tous leurs fils orientés selon la circonférence du pneumatique
75.
PNEUMATIC VEHICLE TYRE FOR HEAVY GOODS VEHICLE WITH FOUR-PLY BELT
The invention relates to a pneumatic vehicle tyre of a radial design for heavy goods vehicles with a four-ply belt (3), wherein each belt ply (7, 8, 9, 10) contains steel cords as reinforcing elements, which respectively extend parallel to one another in each belt ply (7, 8, 9, 10), wherein the inclination of the steel cords in relation to the circumferential direction (A-A), beginning with the first, radially innermost belt ply (7), follows the sequence right-right-left-right, and the angle (a) that the steel cords form with the circumferential direction (A-A) in the first belt ply (7) is between 50° and 65° and the angles (b, g) that the steel cords form with the circumferential direction (A-A) in the second and third belt plies (8, 9) are in each case between 16° and 20°. In order to reduce disproportionate shoulder abrasion and significantly delay the occurrence of tramline wear, it is provided that the angle (d) that the steel cords form with the circumferential direction (A-A) in the fourth belt ply (10) is between 50° and 90°.
B60C 9/20 - Structure ou disposition des ceintures, des couches de protection, des couronnes de renforcement ou des couches amortissantes constituées par des nappes gommées ayant chacune leurs fils disposés sensiblement en parallèle
76.
PROCESS FOR PRODUCTION OF A TREAD FOR A TYRE, IN PARTICULAR OF A PNEUMATIC TYRE
Process for production of a tread for a tyre - in particular of a pneumatic tyre - with a radially inner layer composed of a first rubber material and with a radially outer second layer composed of a second rubber material and forming the ground-contact surface of the pneumatic tyre, where the first rubber material in particular has higher electrical conductivity than the second rubber material, and where, in the form of a fillet axially dividing the second layer around the periphery of the pneumatic tyre, the first rubber material extends radially outwards through the second layer as far as the ground-contact surface, characterized in that a ply of the first layer composed of a first rubber material and the second layer composed of a second rubber material are constructed radially one on the other, on a rotationally symmetric construction surface, on one of the two axial sides of the fillet (34) to be produced, in each case in a first axially extending region which reaches as far as the position of the fillet, and in that, starting from the other axial side of the fillet (34) to be produced, in a second axially extending region, an axially coherent ply of the first layer is produced via winding, in the manner of a screw thread, of a rubber strip composed of the first rubber material, with a plurality of axially adjacent or at least to some extent axially overlapped windings around the rotational axis reaching as far as the ply previously produced for the first layer in the first axially extending region, whereupon on reaching the ply produced for the first layer in the axially extending region, the rubber strip is further wound in contact with the axial edge firstly of the ply produced in the first region for the first layer and then secondly of the second layer, using a plurality of windings to produce the fillet in the manner of a screw thread and/or of a spiral, radially outwards around the rotational axis as far as the envelope of the tread to be constructed, and then in that, in the second axially extending region, the second layer composed of the second rubber material is constructed axially as far as the fillet (34).
B29D 30/60 - Application de bandes de chapes en caoutchouc, c. à d. application de bandes de rechapage non vulcanisées par enroulement de bandelettes étroites
B60C 19/08 - Dispositifs pour écouler les charges électriques
77.
VEHICLE PNEUMATIC TIRE WITH BEAD-REINFORCING LAYERS
The invention relates to a vehicle pneumatic radial tire with a tread part (2), a belt (3), bead regions with bead cores (6) and core profiles (7, 7') and with a carcass (1) made with at least one layer, which radially encircles the bead cores (6) and the core profiles (7, 7') from the inside outward radially, the free end section of which, the carcass turn-up (1a), ends radially outside of the core profile (7, 7'), wherein each bead region is reinforced by two reinforcing layers (8, 9) encircling the tire annularly in the circumferential direction, the strength backings of which run in the diagonal band and at an angle of at least 10° relative to the circumferential direction. One of the reinforcing layers (8) extends on the outside of the carcass turn-up (1a) up to a height (h3) radially outside of the extent of the core profile (7, 7'), the second 20 reinforcing layer (9) extends on the inside of the carcass (1) and between this and the bead core (6) or the core profile (7, 7'), also up to a height (h4) radially outside of the core profile (7, 7').
The invention relates to an apparatus for upturn of a tyre-building component on a tyre-building drum using a roller lever. To provide an apparatus which is capable of upturn of a tyre-building component on a tyre-building drum, and which achieves upturn of the tyre-building component without defects, in particular unintended creasing in the side wall, it is proposed that, during the procedure of preparation for upturn, a spacer (17, 18) provides separation between the roller (6) and the segment (7) in such a way that the roller (6) is in essence in contact exclusively with the tyre-building component (1), and the roller (6) rolls along the tyre-building component (1).
Air spring and damper unit (1) for vehicles having at least two working spaces (2, 3) which are delimited by rolling bellows (7, 8, 9) and are connected to one another via throttling valves (17, 18), through which flow can pass, the damping of which can be adjusted as a function of temperatures which are determined via sensors (19, 20).
B60G 15/12 - Suspensions élastiques caractérisées par la disposition, l'emplacement ou le type de combinaison de ressorts et d'amortisseurs de vibrations, p.ex. du type télescopique ayant un ressort à fluide et un amortisseur à fluide
B60G 17/048 - Suspensions élastiques permettant d'ajuster les caractéristiques des ressorts ou des amortisseurs de vibrations, de réguler la distance entre la surface porteuse et la partie suspendue du véhicule ou de bloquer la suspension pendant l'utilisation pou les caractéristiques des ressorts à fluide les moyens de régulation étant incorporés dans les ressorts à fluide
B60G 17/052 - Caractéristiques des ressorts pneumatiques
F16F 9/04 - Ressorts, amortisseurs de vibrations, amortisseurs de chocs ou amortisseurs de mouvement de structure similaire, utilisant un fluide ou moyen équivalent comme agent d'amortissement utilisant un gaz uniquement dans une chambre à paroi flexible
Method for producing a tread for a vehicle tyre - in particular a pneumatic vehicle tyre - which is provided with an electrically conducting layer, which is arranged axially inside a portion of a first, radially outer rubber layer of the tread that is formed from a first rubber material, wherein the electrically conductive layer extends from a second, radially inner rubber layer of the tread of a second rubber material on the radially inner side of the tread rubber material up to a ground contact surface of the tread, wherein both the rubber material of the electrically conducting layer and the rubber material of the second, radially inner rubber layer of the tread have a higher electrical conductivity than the rubber material of the first, radially outer rubber layer, wherein the method has the following steps: a) building up of a first rubber layer of higher electrical conductivity, formed such that it extends over the circumference of the vehicle tyre, and building up of an accumulation of rubber material of higher electrical conductivity, formed such that it extends over the circumference of the vehicle tyre and is arranged in a positioned manner in the region of axial extent of the layer of rubber material of higher electrical conductivity that is intended to extend up to the ground contact surface in the finished vehicle tyre, b) followed by shaping of the accumulation of rubber material of higher electrical conductivity to form a web which is made to extend over the circumference of the vehicle tyre, radially outwards from the radially outer surface of the first rubber layer, and has in its cross-sectional planes that contain the axis of the vehicle tyre a predetermined cross-sectional contour, c) followed by building up of a second rubber layer of lower electrical conductivity on the radially outer surface of the first rubber layer, which adjoins the shaped web of rubber material of higher conductivity axially on both sides, and d) shaping and vulcanization of the tread profile.
B29D 30/16 - Mise en place des couches; Guidage ou étirage des couches en cours d'application
B29D 30/30 - Mise en place des couches; Guidage ou étirage des couches en cours d'application
B29D 30/60 - Application de bandes de chapes en caoutchouc, c. à d. application de bandes de rechapage non vulcanisées par enroulement de bandelettes étroites
B60C 19/08 - Dispositifs pour écouler les charges électriques
The invention relates to a vehicle tyre comprising a tread part, provided with a bead region which is radially formed inside the tread part and comprises a bead core (6), a bead filler (7) formed radially outside the bead core, and a bead reinforcing layer (10) extending over the periphery of the vehicle tyre and comprising at least one resistance carrier (11) spirally wound radially outwardly from the inside towards the periphery. Another bead reinforcing strip (16) is formed radially inside the bead core (6), said bead reinforcing strip extending axially over the entire axial length of the bead core (6) and being radially outwardly folded back towards the two axial outer sides of the bead core (6), the first folded-back section extending up to a radial extension height HF1 from the vertex X of the wheel rim and the second folded-back section up to a radial extension height HF2 from the vertex X of the wheel rim.
The invention relates to an air spring (1) having an air spring bellows (4) made from elastomeric material, an air spring cover (2), an air spring piston (3) and a sleeve-shaped outer guide (5) which encloses the air spring bellows (4) tangentially. The risk of the uncontrolled fold formation in the pressureless state is minimized by the fact that the air spring (1) has an integrated, releasable transport securing means (18, 29, 20) which fixes the air spring cover (2) against the air spring piston (3).
F16F 9/05 - Ressorts, amortisseurs de vibrations, amortisseurs de chocs ou amortisseurs de mouvement de structure similaire, utilisant un fluide ou moyen équivalent comme agent d'amortissement utilisant un gaz uniquement dans une chambre à paroi flexible la paroi flexible étant du type à soufflet roulant
B60G 11/26 - Suspensions élastiques caractérisées par la disposition, l'emplacement ou le type des ressorts ayant des ressorts à fluide uniquement, p.ex. ressorts hydropneumatiques
The invention relates to an air spring and damper unit for chassis of vehicles, having working spaces (2, 3) which are partially delimited by rolling bellows, are arranged one above the other and within a common pot-shaped rotationally symmetrical housing (4) and are separated by means of a piston (6), wherein a compression stop (14) is formed which acts on the piston front side and a extension stop (15) is formed which acts on the piston rear side, wherein the extension stop (15) is embodied as a stepped-diameter, hollow cylindrical spring body, in the diameter transition region of which are arranged reinforcement elements (19), wherein the extension stop also has shape and/or material discontinuities in order to change its spring characteristic curve.
F16F 9/05 - Ressorts, amortisseurs de vibrations, amortisseurs de chocs ou amortisseurs de mouvement de structure similaire, utilisant un fluide ou moyen équivalent comme agent d'amortissement utilisant un gaz uniquement dans une chambre à paroi flexible la paroi flexible étant du type à soufflet roulant
84.
VEHICLE PNEUMATIC TYRE WITH A BEAD REINFORCEMENT MEANS
Vehicle tyre - in particular vehicle pneumatic tyre - with a running strip (2), with a fastening region formed radially within the running strip for securing the vehicle tyre on a correspondingly designed seat surface of a rim, and with a reinforcing material (10) which is formed in the fastening region, wherein the reinforcing material (10) is designed such that it extends over the periphery of the vehicle tyre and is designed with at least one strengthening support (11, 11’), which is of spiral design from radially on the inside to radially on the outside and is arranged in a coiled manner in the peripheral direction, and wherein a strengthening support (11) which is formed continuously and uninterrupted in the peripheral direction is coiled in a first, radially inner region of extent (12) of the reinforcing material, and in which a strengthening support (11’) which is of segmented design in the peripheral direction is coiled in a second, radially outer region of extent (13) of the reinforcing material.
The invention relates to a rotor for a mixer for mixing rubber mixtures with a cylindrical stem and paddles 44a and 44b and 44c arranged obliquely with respect to the longitudinal axis 40 on the stem 38, where the lateral edge 3a of the paddle 44a assumes an angle &agr; with respect to the longitudinal axis 40, the angle viewed against the direction of rotation 48 being from 0° to 15°. The lateral edges 3b and 3c of the paddles 44b and 44c assume an angle &bgr; which is from 5° to 20° with respect to the longitudinal axis 40. The invention further relates to a mixer with these rotors.
B29B 7/18 - Mélange; Malaxage discontinu, avec dispositifs mécaniques de mélange ou de malaxage, c. à d. de type travaillant par charges avec dispositifs de mélange ou de malaxage mobiles rotatifs avec plus d'un arbre
86.
POLYORGANOSILOXANE COMPOSITION FOR USE IN UNSATURATED ELASTOMER, ARTICLE MADE THEREFROM, AND ASSOCIATED METHOD
A tire composition is provided that may include a sulfur-functional linear polyorganosiloxane and an unsaturated elastomer. The sulfur-functional linear polyorganosiloxane may include a chemically protected sulfur group, which includes a thiocarbamate, a dithiocarbamate, or a derivative or analog of thiocarbamate or dithiocarbamate. Under certain conditions, the sulfur group may react with the unsaturated elastomer. The invention includes embodiments that may relate to methods of making and using the sulfur-functional linear polyorganosiloxane in tire compositions.
C08G 77/392 - Polysiloxanes modifiés par post-traitement chimique contenant des atomes autres que le carbone, l'hydrogène, l'oxygène ou le silicium contenant du soufre
C08G 77/28 - Polysiloxanes contenant du silicium lié à des groupes organiques contenant des atomes autres que le carbone, l'hydrogène et l'oxygène groupes contenant du soufre
C08K 5/548 - Composés contenant du silicium contenant du soufre
87.
POLYORGANOSILOXANE COMPOSITION FOR USE IN UNSATURATED ELASTOMER, ARTICLE MADE THEREFROM, AND ASSOCIATED METHOD
A composition is provided for use with an unsaturated elastomer. The composition may include a sulfur-functional linear polyorganosiloxane. The sulfur-functional linear polyorganosiloxane may include a chemically protected sulfur group. Under certain conditions, the sulfur group may react with the unsaturated elastomer. The invention includes embodiments that may relate to methods of making and using the sulfur-functional linear polyorganosiloxane in elastomer compositions.
C08G 77/392 - Polysiloxanes modifiés par post-traitement chimique contenant des atomes autres que le carbone, l'hydrogène, l'oxygène ou le silicium contenant du soufre
C08G 77/28 - Polysiloxanes contenant du silicium lié à des groupes organiques contenant des atomes autres que le carbone, l'hydrogène et l'oxygène groupes contenant du soufre
C08K 5/548 - Composés contenant du silicium contenant du soufre
88.
Tire with tread including circumferential grooves having generally sinusoidal contour
Tire having a tread pattern with superior performance characteristics. The tread pattern includes ribs and circumferential grooves which are at least one of tapered and/or generally V-shaped. The walls of each circumferential groove have a wavy and/or sinusoidal contour extending in a generally circumferential direction.
B60C 11/04 - Sculptures des bandes de roulement dans lesquelles la surface en relief des sculptures est composée uniquement de nervures circonférentielles continues, p.ex. en zigzag
B60C 11/13 - Sculptures des bandes de roulement caractérisées par la section transversale de la rainure, p.ex. pour étayer les parois, ou pour empêcher le coincement de pierres
89.
AIR SPRING AND DAMPER UNIT HAVING A PILOT-CONTROLLED MAIN VALVE
Air spring and damper unit for vehicles, which has, as operating spaces, at least two pressure spaces which are filled with compressed air and are connected to one another via flow channels, and movable walls in the form of rolling bellows or folding bellows, wherein a pilot-controlled main valve which can be loaded with a control pressure on the low-pressure side is configured at least in one flow direction in a first flow channel.
F16F 9/04 - Ressorts, amortisseurs de vibrations, amortisseurs de chocs ou amortisseurs de mouvement de structure similaire, utilisant un fluide ou moyen équivalent comme agent d'amortissement utilisant un gaz uniquement dans une chambre à paroi flexible
F16F 9/46 - Ressorts, amortisseurs de vibrations, amortisseurs de chocs ou amortisseurs de mouvement de structure similaire, utilisant un fluide ou moyen équivalent comme agent d'amortissement - Parties constitutives de tels dispositifs combinés avec la correction de température permettant la commande à distance
Compressor unit having a motor and a reciprocating-piston compressor which is driven via a thrust-crank drive, wherein the thrust-crank drive comprises a crank wheel and a connecting rod, which is connected to the crank wheel and a piston, and a device for adjusting the piston stroke is arranged within the thrust-crank drive.
F04B 49/12 - Commande des "machines", pompes ou installations de pompage ou mesures de sécurité les concernant non prévues dans les groupes ou présentant un intérêt autre que celui visé par ces groupes en modifiant la course des organes de travail
F04B 39/00 - "MACHINES" À LIQUIDES À DÉPLACEMENT POSITIF; POMPES - Parties constitutives, détails ou accessoires de pompes ou de systèmes de pompage spécialement adaptés aux fluides compressibles, non prévus dans les groupes ou présentant un intérêt autre que celui visé par ces groupes
F16J 1/12 - Liaison avec les organes d'entraînement avec les tiges de piston, c. à d. liaisons rigides
Tread profile of a vehicle pneumatic tyre, in particular a winter tyre, with profile block elements (35) in which fine indents (40) in the form of sinusoidal waves are constructed, with the fine indents (40) being formed with an amplitude profile of the sinusoidal wave form which increases progressively along their main direction of extension.
The invention relates to a compressor unit which is composed of a motor and a reciprocating-piston compressor and a gearing unit arranged between the motor and the piston compressor, wherein an overrunning clutch is arranged within the drivetrain of the compressor unit.
F04B 35/04 - Pompes à piston spécialement adaptées aux fluides compressibles et caractérisées par les moyens d'entraînement de leurs organes de travail ou par leur combinaison avec les machines motrices ou moteurs qui les entraînent ou bien par leurs adaptations les moyens étant électriques
F04B 35/01 - Pompes à piston spécialement adaptées aux fluides compressibles et caractérisées par les moyens d'entraînement de leurs organes de travail ou par leur combinaison avec les machines motrices ou moteurs qui les entraînent ou bien par leurs adaptations les moyens étant mécaniques
93.
PNEUMATIC VEHICLE TYRE OF A RADIAL TYPE FOR HEAVY GOODS VEHICLES WITH A FOUR-PLY BELT
The invention relates to a pneumatic vehicle tyre of a radial type for heavy goods vehicles with a four-ply belt, comprising a first, second, third and fourth belt ply (7, 8, 9, 10) reinforced with steel cords, wherein the steel cords in the first and second belt plies (7, 8) run in an inclined manner to the right and the steel cords in the third and fourth belt plies (9, 10) run in an inclined manner to the left, the belt angle (&agr;) in the first belt ply (7) being equal in amount to the belt angle () in the fourth belt ply (10), the belt angle (&bgr;) in the second belt ply (8) being equal or essentially equal in amount to the belt angle (&dgr;) in the third belt ply (9), and these angles (&bgr;, ) being less than the first-mentioned angles (&agr;, &dgr;).
B60C 9/20 - Structure ou disposition des ceintures, des couches de protection, des couronnes de renforcement ou des couches amortissantes constituées par des nappes gommées ayant chacune leurs fils disposés sensiblement en parallèle
94.
TRANSPORT AND PRODUCTION SYSTEM FOR USE IN BUILDING UP TYRE BLANKS
Transport and production system for use in building up tyre blanks comprising at least one carcass ply, an inner layer, sidewalls, two bead cores with bead fillers, a belt assembly with at least two belt plies and a tread rubber, using drums (10) which can be positioned on transporting devices which can be moved along at least one closed transporting path (20, 20'), on which it is possible to call at stations (2, 3, 4, 5; 14, 15, 16, 17, 18; 1', 2', 3', 4', 5'; 14', 15', 16', 17', 18') for building up tyre components. At selected building stations (2, 3, 4; 15, 16; 1', 2', 4', 5'; 14', 15', 18') at least two stations that can be alternatively called at are respectively provided.
The invention relates to a method for producing a belt package for pneumatic vehicle tyres, comprising at least two belt plies (3, 4, 5 and 6). Automatic placement and automatic splicing of all the belt plies of a belt package is made possible by the belt plies (3, 4, 5, 6) being built up in at least two sub-packages, which are automatically placed on a belt drum (1) and automatically spliced independently of each other, the sub-packages being joined together to form the complete belt package.
Disclosed is a level control system for motor vehicles, comprising the following components: a pressure source (8); a pressure medium container (6a, 6b, 6c, 6d, 12); at least one valve (1a, 2a, 3a, 4a, 26a, 26b, 26c, 26d); at least one connecting conduit (1, 2, 3, 4, 34, 48a, 48b, 48c, 48d) from the pressure source (8) to the pressure medium container (6a, 6b, 6c, 6d, 12), which is interrupted by the valve (1a, 2a, 3a, 4a, 26a, 26b, 26c, 26d) in a first switched state while being cleared in a second switched state; a pressure sensor (42) that is located between the pressure source (8) and the valve (1a, 2a, 3a, 4a, 26a, 26b, 26c, 26d); and a control unit. The valve (1a, 2a, 3a, 4a, 26a, 26b, 26c, 26d) is transferred into the second switched state at a first point in time (t1) in order to start measuring the pressure in the pressure medium container (6a, 6b, 6c, 6d, 12) when the connecting conduit (1, 2, 3, 4, 34, 48a, 48b, 48c, 48d) is cleared. The valve (1a, 2a, 3a, 4a, 26a, 26b, 26c, 26d) is transferred into the first switched state at a second point in time (t2) before the pressure signal reaches a nearly steady state in order to stop measuring the pressure. An inference is made in the control unit about the pressure (pstat,ber) prevailing in the pressure medium container (6a, 6b, 6c, 6d, 12) based on the signal curve of the pressure between the first point in time (t1) and the second point in time (t2).
The invention relates to a method for identifying the load of a motor vehicle, during which a load of the vehicle and/or a change in the load of the vehicle is identified using an analysis of the rotating behavior of the wheels.
Disclosed is a method for indirectly monitoring a tire pressure, in which the rolling circumference of the tires is analyzed by determining rolling circumference analysis variables (ﶴIAG, ﶴSIDE, ﶴAXLE) from currently determined and theoretical test variables describing the rotary movement of the wheels and analyzing a frequency of the natural oscillation behavior of at least one tire, at least one frequency analysis variable (fk) being determined. The analysis (A) of the rolling circumference and the analysis (C) of the natural frequency are evaluated while both analytical processes are evaluated (B) in a combined manner in order to issue a warning regarding a loss of tire pressure.
The invention relates to an indirect tire pressure monitoring method during which an analysis of the natural oscillation behavior of at least one tire is carried out and at least one pressure drop analysis quantity (fVL, fVR, fHL, fHR), particularly a natural oscillation is determined. A temperature compensation (4) of the pressure drop analysis quantity (fVL, fVR, fHL, fHR) is carried out, and in order to determine a compensation quantity (2), particularly the quotient from changing the pressure drop analysis quantity and temperature change, a tire temperature (Ttire) calculated by using a temperature model (1) is used.
The invention relates to a level control system for a motor vehicle composed of a gas spring (1), a connecting line (3) which connects the gas spring (1) to an atmospheric connection (5), and a first valve (2) which blocks the connecting line (3) in a first switching state and opens said connecting line (3) in a second switching state, wherein a tank (4) is arranged in the connecting line (3) between the first valve (2) and the atmospheric connection (5).
B60G 17/052 - Caractéristiques des ressorts pneumatiques
B60G 17/015 - Suspensions élastiques permettant d'ajuster les caractéristiques des ressorts ou des amortisseurs de vibrations, de réguler la distance entre la surface porteuse et la partie suspendue du véhicule ou de bloquer la suspension pendant l'utilisation pou les moyens de régulation comportant des éléments électriques ou électroniques
