The invention relates to a reel for a winder, comprising:
a mandrel (10) extending around an axis of rotation (X) of the reel,
a plurality of pairs of lateral arms (20a, 20b) extending on both sides of the mandrel (10), together acting as flanks defining, between them, a winding volume for the link, said reel being characterised in that it comprises a closed flange (40) attached to the arms (20a) constituting one of said flanks, said flange having a thickness of between 10 and 40 mm.
The invention relates to a method for detecting a traverse winding defect when winding a link (L) on a spool (1) rotatably driven about a longitudinal axis (X), the link (L) being alternately translationally guided relative to the spool (1) by a guide pulley (2) along said longitudinal axis (X) between two reversal positions, comprising:
measuring the position of the guide pulley (2) relative to the spool (1) along the longitudinal axis (X) over time,
measuring the position (P2) of a regulation device for regulating the advance speed of the link on the guide pulley over time,
from said measurements, determining a deviation between the position (P3) of the regulation device and a reference position (P3r) at each reversal position (Pi1,Pi2), and
from said deviation, detecting the formation of a hollow or bump in the winding.
The invention relates to a device for winding/unwinding a link adapted to transporter a fluid or transmit energy and/or signals, comprising:
a reel (2) adapted to receive said link in wound form,
a hollow through shaft (3) adapted to the passage of said link or fluid between a rotating joint and the reel, said hollow shaft (3) being integral with the reel (2) in order to drive said reel in rotation about a longitudinal axis (X) of said shaft,
at least one permanent magnet synchronous direct drive motor, comprising a stator carrying windings (10) adapted to be electrically three-phase powered and a rotor carrying the permanent magnets (11) facing windings (10) of the stator.
H02K 11/33 - Drive circuits, e.g. power electronics
H02K 21/24 - Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets axially facing the armatures, e.g. hub-type cycle dynamos
The invention describes a device for winding/unwinding a link, comprising:
an input shaft (10) and a hollow through output shaft (20), the two shafts being coaxial and movable in rotation about a longitudinal axis (L),
a permanent magnet synchronous motor (30) comprising a rotor (31) integral in rotation with the input shaft (10),
a cycloidal reducer (50) comprising an eccentric cam (51) mounted integral in rotation with the input shaft (10), and a cycloidal disc (52) mounted integral in rotation with the cam (51), in such a way that a rotation of the cam (51) about the longitudinal axis (L) drives a rotation of the cycloidal disc (52) in an eccentric and cycloidal movement, and
a transmission member (60) suitable for transmitting an angular displacement of the cycloidal disc (52) to the output shaft (20).
F16H 1/32 - Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear
two sets of two coaxial ferromagnetic surfaces for winding the magnetic link (2),
a first set comprising a first surface integral with the first part and a second surface integral with the third part,
a second set comprising a third surface integral with the second part and a fourth surface integral with the third part.
said means being designed to open the clamping element (26) when the finger (51) has brought the optical fibre (200) into the intermediate position and close the clamping element again when the finger (51) has returned to the neutral position thereof.
B65H 57/00 - Guides for filamentary materials; Supports therefor
B65H 51/12 - Rollers, pulleys, capstans, or intermeshing rotary elements arranged to operate in groups or in co-operation with other elements in spaced relation to provide a series of independent forwarding surfaces around which material is passed or wound
a first optical fiber-guiding element (65) comprising a slot, the base (650) of which defines a curve between an inlet (651) facing the moving system (60, 61) and an outlet (652) that is to face the port (110) in the rim of the bobbin.
a magazine (13) which has a cylindrical surface for receiving a winding of the excess length (100′) of the optical fibre, is separated from the reel (10) by the rim (11) provided with the port (110) and has a circumferential edge (130) for retaining the excess length of the optical fibre,
means (21) for winding the excess length of the optical fibre about the magazine (13),
the means (21, 22) being able to cooperate in such a way as to unwind a certain length of the optical fibre stored on the storing means (22) and wind the excess length about the magazine (13).
The invention concerns a bobbin (1) for winding and unwinding a link such as a cable or similar, comprising: • a central mandrel (10) comprising two opposing faces (11, 12) perpendicular to a rotational axis (13) of the bobbin (1), • two sets of arms (21) each mounted on a respective opposing face of the central mandrel (10), each arm being in contact with an intermediate support positioned between the two ends of same, • characterized in that the bobbin comprises a plurality of adjustment elements (30) each associated with a respective arm, the actuation of an adjustment element resulting in a force being applied to the associated arm of same through the intermediate support, the application of said force tending to vary the inclination of said arm around the intermediate support in such a way as to adjust the position of said arm in a plane essentially parallel to the rotational axis of the bobbin.
The invention relates to a system for electrically coupling an electrical charging device to the power storage means of a vehicle. The system includes a bar, a protective panel, a flap, a drive means, and a control device for synchronizing the movements of the bar, protective panel, and flap between a stowed position and a position for extending from the ground.
The invention relates to a device for guiding an optical fiber (2), which is intended to be mounted on a vertical tower (T) for manufacturing an optical fiber (2), the fiber being produced from an oven (18) located at the upper portion of the tower (T) and being moved vertically downward relative to the tower (T), the guide device (1) being located downstream of the oven (18), the device including: a first guide pulley (10), at least one surface (1220) for twisting the fiber (2), which is located downstream of the first guide pulley (10), a second guide pulley (14) located downstream of the at least one surface (1220) for twisting the fiber (2), and a deflecting pulley (16), the distance (C) between the first guide pulley (10) and the at least one surface for twisting the fiber (1220) being greater than the distance (D) between the at least one surface for twisting the fiber (1220) and the second pulley (14), the device being characterized in that it timber includes a second surface (1222) for twisting the optical fiber (2), wherein the two surfaces (1220, 1222) for twisting the optical fiber (2) are the two sides of a groove formed in a single twisting pulley (122).
The invention relates to a device (1, 1′, 1″) for cooling an optical fiber (13), including two portions (20, 29), each of the portions (20, 29) including at least one receiving surface (204, 294) on which a half-channel (240, 2490) is provided, such that, once the two portions (20, 29) are placed in contact at the receiving surface (204, 294) thereof, the two portions (20, 29) form a main through-channel for accommodating the passage of the optical fiber (13), characterized in that each of the portions (20, 29) is a block of a thermally conductive material and in that at least one (20) of the portions includes a cylindrical secondary channel (209), which is in fluid connection with a plurality of openings (2046) distributed along the half-channel (2040) of said portion (20), in order to form a heat-transfer fluid distribution chamber for the plurality of openings (2046).
The invention relates to an electrical coupling system for an electrical charging device having energy storage means of an electrically driven motor vehicle, characterized in that it comprises a support that can be plugged into a recess made in the floor, at least two electrically conducting plates in the support, the plates being electrically connected to the charging device, movement means, capable of moving the plates between a retracted position and an exposed position on the ground, and at least one protective element intended to cover the recess in which the plug-in support is housed when the plates have been retracted.
The invention relates to a rotary electric machine with an eccentric rotor that comprises a stator and an eccentric rotor, the stator including a plurality of magnetic poles circumferentially distributed in order to define a closed cylindrical space, the rotor having a generally cylindrical shape with a diameter lower than that of said closed space and including a plurality of magnetic poles circumferentially distributed, the rotor rotating inside the closed space, wherein the machine further includes a shaft depending on the rotational component of the rotor, said machine being characterized in that, at the area of electromagnetic interaction between the stator and the rotor, the evolute of a stator pole and the evolute of a rotor pole have substantially equal lengths.
A lifting member transmits all or part of the lifting force between a lifting appliance and a load to be lifted. The lifting member includes a proximal portion configured to be fixed to the lifting appliance; a distal portion designed to be connected to the load; a longitudinal section, extending from the proximal portion towards the distal portion, and capable of being elastically elongated under the action of part of the lifting force; a longitudinal channel extending from the proximal portion into the longitudinal section of the lifting member; a stress transducer, inserted into the longitudinal channel, and fixed to the side wall of the longitudinal channel; a link for transmitting optical fiber signals from the stress transducer to a device for receiving and analyzing optical fiber signals from the stress transducer.
G01L 1/10 - Measuring force or stress, in general by measuring variations of frequency of stressed vibrating elements, e.g. of stressed strings
G01L 1/24 - Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis
G01L 5/00 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
16.
Flexible magnetization energy transfer ribbons and process for producing them
A flexible energy-transfer ribbon that includes a magnetized-tape (3) composed of an elastomer material forming a matrix in which are embedded particles that impart to it a permanent magnetism oriented in the direction of the thickness of the said tape. At least one energy-transfer device (2) lies along the support tape, and a coating material (1) in which the (or each) energy-transfer device is embedded adheres to the magnetized tape. The magnetized tape is subdivided into successive sections of such a length that dimensional changes induced in the magnetized tape, in particular under the effect of temperature differences, induce stresses between the magnetized tape and the coating material which are sufficiently small to prevent weakening of the adhesion between the magnetized tape and the coating material.
A magnetic coupler with hysteresis (1) has an inductor subassembly (2) and an armature subassembly (6) that are capable of rotating one with respect to the other. The inductor subassembly has a plurality of magnetic poles and the armature subassembly (6) has one or more armature permanent magnets with hysteresis (11, 12). The invention is notable in that the or each armature magnet is produced in the form of a ring of one piece in magnetic material with vertical hysteresis and has through-slots for attenuating radial currents each running in the direction of the circumferential spread of the ring. Application to limiting heating and reducing axial bulk.
H02K 5/173 - Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings
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