Abstract: There is provided a rotary connector device in which a flat cable is wound and accommodated in an annular space between a rotating rotor and a fixed stator. The rotor is provided with a rotor main body made of a PBT resin, and a rotor cover portion made of a polyacetal resin and overlapping the rotor main body to ensure strength of the rotary connector device and reduce sliding noises between the flat cable and the rotor. The rotor cover portion is provided with an opening portion for pulling the flat cable in the annular space out of the rotor main body, and a concave portion is formed in a disc portion of the rotor cover portion for improving work efficiency at the time of assembling the rotor main body and the rotor cover portion.

Abstract: In a rotary connector where a moving body turning with the rotation and revolution of planetary gears and flat cables including inverted portions at middle portions thereof are received in a receiving space between outer and inner cylindrical bodies, a bottom plate of a stationary-side housing is provided with an annular protrusion that comes into contact with lower surfaces of the planetary gears and a hollow portion that is positioned outside the annular protrusion in a radial direction, and the hollow portion is positioned directly below in a vertical direction when the stationary-side housing is mounted on an installation portion of a vehicle. Accordingly, a foreign matter entering the receiving space falls down onto the bottom plate and is accumulated in the hollow portion. Therefore, the hindrance to the rotation of the planetary gears, when the planetary gears catch a foreign matter, can be prevented.

Abstract: In a rotary connector where a moving body turning with the rotation and revolution of a planetary gear and a flat cable including an inverted portion at a middle portion thereof are received in an annular space defined between an outer cylindrical body of a stationary-side housing and an inner cylindrical body of a movable-side housing, regulating walls, which extend in a circumferential direction with an opening interposed therebetween, are erected on a moving body formed of a resin molded product and the inverted portion passes through the opening so that the movement of the flat cable in a radial direction is regulated. Further, a plurality of protrusions, which protrude toward the inner peripheral surface of the outer cylindrical body, are repeatedly formed in the circumferential direction on the outer peripheral surfaces of the regulating walls.

Abstract: There is provided a switch unit which is downsized and which can reduce cost by eliminating a connector and an intermediate harness embedded in a body. A wiper switch and a light switch are attached to a steering column. Each of the wiper switch and the light switch includes a base portion which positions a stator portion of the steering column between each other, a housing portion projecting from the base portion along a periphery of the stator portion. A connector is housed in the housing portion. The connector of the wiper switch and the connector of the light switch are attached to the steering column with the connectors being directly connected together.

Abstract: A rotatable connector device includes a rotator and a stator which are fit to each other so as to be rotatable with respect to each other. The rotator and the stator form an accommodation space. In a bottom part of the accommodation space, a retainer for axially supporting a plurality of rotatable rollers and a flat cable are accommodated. A guide unit for allowing a reversed part to be pressed thereon is fit and fixed to the retainer. In a vertical cross-section vertical to a planar surface of the retainer, a guide surface of the guide unit which faces the reversed part has a vertical cross-sectional shape which does not contact a prescribed range of the flat cable in a width direction of the flat cable.

Abstract: A stator and a rotator, which relatively rotate concentrically with a steering, are formed. A torque transmitting portion, which transmits a rotation torque of the steering to an angle detection rotating body provided in an angle detection sensor for detecting a rotation angle of the steering, is formed concentrically with the angle detection rotating body. Fitting portions for fitting to fitting allowance portions, which are formed on at least a part of a circumferential direction of the angle detection rotating body, are formed on the torque transmitting portion. Fitting abutting portions of the fitting portions, which fit and abut against the fitting allowance portions, are formed in shapes tapered toward the fitting allowance portions.

Abstract: A rotary connector device includes a stator and a rotator, which relatively rotate with respect to each other. An accommodating space for accommodating cables for electrically connecting the rotator and the stator in a state wound in a circle is formed inside the stator and the rotator is formed. A guide protruding piece which protrudes toward the accommodating space above the cables wound in a circle and which guides the cables from above is formed on an upper portion of an outer peripheral tube portion provided in the stator. A lower surface of the guide protruding piece is formed into a shape which is deformed upward gradually toward a tip.

Abstract: A system for electrically connecting a tool to a robot wrist. The system includes a first component being a tool flange arranged for rotation around a robot axis, and a second component, which includes an electric cabling and a connector permanently connected to each other. The connector has a plurality of poles and the electric cabling includes a plurality of conductors. Each conductor is permanently connected to a respective pole. The tool flange and the connector are mutually adapted for attaching the connector to the tool flange. According to the invention the tool flange has eccentric mounting means arranged for eccentric attachment of the connector on the tool flange.

Abstract: A relative rotation restriction unit includes a rotation restriction body for restricting a stator and a rotator, which are in engagement with each other coaxially so as to be rotatable with respect to each other, from rotating with respect to each other at a restriction position, and an urging unit for elastically supporting the rotation restriction body toward the restriction position.

Abstract: The present invention relates to a steering roll connector for a vehicle. The steering roll connector includes a roll stator, a roll rotor, a roller plate, and a locking unit. The roll stator is fixed to a vehicle. The roll rotor is coaxial to the stator, is rotatable relative to the stator, and includes a rotor connector provided with a steering wheel connector. The roller plate is rotatably disposed between the roll stator and the roll rotor. When a steering wheel shaft of the vehicle is not installed on the steering roll connector, the locking unit maintains the steering roll connector in a neutral position. When the steering wheel shaft is installed on the steering roll connector, the locking unit enables the roll rotor to rotate relative to the roll stator.

Abstract: A rotatable connector device has a rotator including a ring-shaped rotatable-side ring plate and an inner cylindrical section having a cylindrical shape and formed along an inner circumferential edge of the rotatable-side ring plate, and a stator including a ring-shaped fixed-side ring plate and an outer cylindrical section having a cylindrical shape and formed along an outer circumferential edge of the ring-shaped fixed-side ring plate. The rotator and the stator are engaged with each other, so as to be pivotable with respect to each other with a gap being provided between the rotatable-side ring plate and the outer cylindrical section. An accommodation section, defined by the rotatable-side ring plate and the inner cylindrical section of the rotator and the fixed-side ring plate and the outer cylindrical section of the stator, accommodates a cable for electrically connecting the rotator and the stator to each.

Abstract: A rotary connector device includes a stator and a rotator which rotates with respect to the stator concentrically with a steering; an accommodating space having a ring shape in a plan view, which is formed inside the stator and the rotator, and which accommodates a cable for electrically connecting the rotator and the stator in a wound state; and a retainer which is located on a bottom surface of the accommodating space so as to be able to guide the cable to rotate concentrically circle with the steering. The rotator includes an inner peripheral tube portion which forms an inner peripheral surface of the accommodating space. A rotator side abutting portion which abuts an upper surface inner peripheral portion of the retainer in a slidable manner is formed on a lower portion of the inner peripheral tube portion.

Abstract: A spacer arranged in an annular space between a rotor and a stator for supporting a roller reversing a winding direction of a flat cable is made of plastic having high lubricating properties. First guide portions on an annular plate portion are spaced by equal intervals from each other. The first guide portion includes an inner guide rib having a semicircle cross section projecting inward, an outer guide rib having a semicircle cross section projecting outward, and a tension wall connecting the inner guide rib and the outer guide rib. A second guide portion is provided between the first guide portions, and includes three parallel plate ribs extending from an inner peripheral side to an outer peripheral side of the annular plate portion, and circumferential connecting walls connecting the three parallel plate ribs.

Abstract: A rotary connector includes a stationary housing that includes an outer cylindrical body, and a movable housing that is disposed coaxially with the stationary housing and includes an inner cylindrical body facing the outer cylindrical body. An annular space portion is formed between the inner and outer cylindrical bodies facing each other and flat cables are wound and received in the annular space portion. An internal gear is provided on the outer cylindrical body of the stationary housing. A sun gear is provided on the inner cylindrical body of the movable housing. A planetary gear, which meshes with both the sun gear and the internal gear and is movable along the inner surface of a bottom plate portion of the stationary housing, is provided between the sun gear and the internal gear. The planetary gear and the sun gear include a plurality of void portions in the circumferential direction.

Abstract: In a rotary connector where a moving body turning with the rotation and revolution of planetary gears and flat cables including inverted portions at middle portions thereof are received in a receiving space between outer and inner cylindrical bodies, a bottom plate of a stationary-side housing is provided with an annular protrusion that comes into contact with lower surfaces of the planetary gears and a hollow portion that is positioned outside the annular protrusion in a radial direction, and the hollow portion is positioned directly below in a vertical direction when the stationary-side housing is mounted on an installation portion of a vehicle. Accordingly, a foreign matter entering the receiving space falls down onto the bottom plate and is accumulated in the hollow portion. Therefore, the hindrance to the rotation of the planetary gears, when the planetary gears catch a foreign matter, can be prevented.

Abstract: The invention relates to an angular contact bearing assembly for use in a steering column, comprising at least one rolling bearing comprising conductive components, a sleeve for mounting an conductive inner ring of the at least one rolling bearing on a shaft; and at least one conductive structure creating an electrically conductive contact between at least one of the conductive components of the at least one rolling bearing and the shaft. It is proposed that the sleeve and the conductive structure form an inseparable compound.

Abstract: A rotary connector device that can certainly cut a flat cable is disclosed. The rotary connector device comprises a rotor, a stator forming an annular space between the rotor and the stator, and a flat cable provided in the annular space for establishing a connection between the side of the rotor and the side of the stator. The stator includes an annular wall surrounding the annular space, the flat cable has one end which is pulled outside of the annular space through an opening provided in the annular wall, and a first projection portion and a second projection portion are provided in a side edge portion of an opening in the annular wall to project toward the side of the side edge portion positioned at the opposite side centered on the opening.

Abstract: A rotatable connector device includes a rotator and a stator which are fit to each other so as to be rotatable with respect to each other. The rotator and the stator form an accommodation space. In a bottom part of the accommodation space, a retainer for axially supporting a plurality of rotatable rollers and a flat cable are accommodated. A guide unit for allowing a reversed part to be pressed thereon is fit and fixed to the retainer. In a vertical cross-section vertical to a planar surface of the retainer, a guide surface of the guide unit which faces the reversed part has a vertical cross-sectional shape which does not contact a prescribed range of the flat cable in a width direction of the flat cable.

Abstract: A steering roll connector includes a rotator, a sleeve, and a fixed casing. The rotator includes a claw and an inner cylindrical part, and is mounted to a steering shaft such that the rotator is rotated integrally with the steering shaft inserted in the inner cylindrical part. The sleeve includes a projection connectable with the claw, and is mounted to the rotator such that the sleeve is rotated integrally with the rotator. The fixed casing includes an outer cylindrical part, and is mounted such that the fixed casing does not follow rotation of the steering shaft inserted in the outer cylindrical part and such that the fixed casing is in contact with the sleeve. A combination of materials of the claw and the projection is such that occurrence of a squeak caused when the claw and the projection are rubbed against each other is suppressed.

Abstract: A steering roll connector includes a rotator, a sleeve, and a fixed casing. The rotator includes a claw and an inner cylindrical part, and is mounted to a steering shaft such that the rotator is rotated integrally with the steering shaft inserted in the inner cylindrical part. The sleeve includes a projection connectable with the claw, and is mounted to the rotator such that the sleeve is rotated integrally with the rotator. The fixed casing includes an outer cylindrical part, and is mounted such that the fixed casing does not follow rotation of the steering shaft inserted in the outer cylindrical part and such that the fixed casing is in contact with the sleeve. A combination of materials of the claw and the projection is such that occurrence of a squeak caused when the claw and the projection are rubbed against each other is suppressed.

Abstract: A rotatable connector device has a rotator including a ring-shaped rotatable-side ring plate and an inner cylindrical section having a cylindrical shape and formed along an inner circumferential edge of the rotatable-side ring plate, and a stator including a ring-shaped fixed-side ring plate and an outer cylindrical section having a cylindrical shape and formed along an outer circumferential edge of the ring-shaped fixed-side ring plate. The rotator and the stator are engaged with each other, so as to be pivotable with respect to each other with a gap being provided between the rotatable-side ring plate and the outer cylindrical section. An accommodation section, defined by the rotatable-side ring plate and the inner cylindrical section of the rotator and the fixed-side ring plate and the outer cylindrical section of the stator, accommodates a cable for electrically connecting the rotator and the stator to each.

Abstract: A rotary connector device includes a stator and a rotator which rotates with respect to the stator concentrically with a steering; an accommodating space having a ring shape in a plan view, which is formed inside the stator and the rotator, and which accommodates a cable for electrically connecting the rotator and the stator in a wound state; and a retainer which is located on a bottom surface of the accommodating space so as to be able to guide the cable to rotate concentrically circle with the steering. The rotator includes an inner peripheral tube portion which forms an inner peripheral surface of the accommodating space. A rotator side abutting portion which abuts an upper surface inner peripheral portion of the retainer in a slidable manner is formed on a lower portion of the inner peripheral tube portion.

Abstract: A stator and a rotator, which relatively rotate concentrically with a steering, are formed. A torque transmitting portion, which transmits a rotation torque of the steering to an angle detection rotating body provided in an angle detection sensor for detecting a rotation angle of the steering, is formed concentrically with the angle detection rotating body. Fitting portions for fitting to fitting allowance portions, which are formed on at least a part of a circumferential direction of the angle detection rotating body, are formed on the torque transmitting portion. Fitting abutting portions of the fitting portions, which fit and abut against the fitting allowance portions, are formed in shapes tapered toward the fitting allowance portions.

Abstract: A wiring unit is provided for robots having a rotary joint. This unit includes a wiring case, a slide aid contained in the wiring case, and a flexible printed wiring board for electric wiring. The wiring case includes a cylindrical housing and a reel with a cylindrical core member. The reel is relatively rotatable to the housing. The reel and housing are linked with robot's two members requiring the rotary joint. In the slide aid, an annular rotary plate surrounds the core member and is rotatable about the core member. Plural rollers are provided on the rotary plate and self-rotatable. The wiring board has electrical wires and is connected to the core member and housing and is wound and unwound in radially inside and outside spaces of the rollers via the vacant space by moving on and along the rollers.

Abstract: Apparatus for signal and current transmission between end points capable of moving relative to one another having a flat ribbon line arranged in between. The ribbon has at least two conductors, embedded in an insulating sheath. The ribbon is subdivided into winding areas, connected by a U-shaped reversal point and is accommodated in a cassette, having a rotor and stator. The rotor and stator enclose between them an annular winding area for the ribbon. A strip of insulating material is arranged in the winding area of the cassette and has at least two sections which are offset with respect to one another in the circumferential direction of the cassette and have reversal points and associated winding areas. The strip is placed around turning points, fitted to the stator. The strip supports the ribbon such that turns of the ribbon do not fall on one another.

Abstract: An electrical device such as a steering column module for a vehicle includes a connector, a movable element, and a transport securing element movable to a position in which the transport securing element blocks the movable element from moving. When the transport securing element is in the position blocking the movable element from moving the transport securing element also blocks the connector from connecting with an external connection element. The transport securing element is movable to a position in which the transport securing element does not block the movable element from moving. When the transport securing element is in the position not blocking the movable element from moving the transport securing element also does not block the connector from connecting with an external connection element.

Abstract: A full-rotational conductor assembly includes a pair of coaxial electrically conductive members having complementary tracks, relatively rotatable about a common axis. A plurality of electrically conductive coupler halves located between and engaging the tracks enable electrical connection between the tracks of the conductive members. A cage is connected to each of the coupler halves and substantially located between the complimentary tracks.

Abstract: An attachment structure is provided for attaching a stator member of a rotating connector to a bracket fitted into a steering column while being positioned. The bracket is provided with engaging recess grooves having first and second reference surfaces each orthogonal to each other, which are arranged along the axial direction of a steering shaft, and the stator member is provided with engaging protrusions respectively inserted into the corresponding engaging recess grooves. An elastic tongue piece for elastically urging the engaging protrusions on the first reference surface is formed in the engaging recess groove. Elastic tongue pieces for elastically urging the engaging protrusions on the second reference surfaces are formed on the engaging protrusions.

Abstract: The invention relates to a connection device for transmitting electric current, in particular for a steering wheel heater of a motor vehicle, between a stationary housing part and a rotor which can rotate with respect to the housing part, comprising a flat ribbon cable and end plug connectors which are provided in the region of the free ends of the flat ribbon cable. The invention is characterized in that the flat ribbon cable has a central plug connector which is placed between the end plug connectors and is intended to be arranged on the rotor side or housing side, from which central plug connector at least one line runs to one end plug connector and one line to the other end plug connector, wherein the two end plug connectors are intended to be arranged on the housing side or rotor side. The invention also relates to a steering column/steering wheel transmission unit with a connection apparatus of this type.

Abstract: A steering column assembly for a steering column of a vehicle includes a steering column starting lock module, a functional module, and a support plate. The starting lock module has a lock element for fixedly connecting the steering column starting lock module to a steering column extending in an axial direction. The functional module has a guide groove extending in the axial direction. The starting lock module is connected to the support plate. The support plate is insertable along the axial direction into the guide groove of the functional module to connect with the functional module and thereby connect the functional module with the starting lock module such that the functional module is connected to the steering column via the starting lock module when the starting lock module is connected to the steering column.

Abstract: There are provided a body, a rotor, a free motion spacer including a group of spacer sections arranged circularly between the body and the rotor and a reverse guide section in which a guide face is provided to be opposed to a roller in the group of spacer sections in the circumferential direction to form a reverse insert section and capable of turning with rotation of the rotor, and a flat cable which is reversed by inserting the reverse section into the reverse insert section in the free motion spacer and is wound around the outer and inner peripheral sides of the group of spacer sections where ribs 45 and 47 project from a wall face at the opposing side of a guide face toward the roller adjacent to the wall face in the circumferential direction of the reverse guide section, and a projection 49 for the stopper is provided in the rib, whereby when the reverse section of the flat cable is erroneously assembled between the wall face and the roller adjacent to the wall face, the reverse section runs on the rib a

Abstract: A rotary connector device is provided for restraining an error of rotational transmission between a steering wheel and a steering-angle sensor and restricting an increase of a steering-wheel detection error, making it possible to perform timely vehicle control. The rotary connector has: a body which is supported at a combination switch side and is adapted to pass a steering shaft; a rotor adapted to pass the steering shaft; and an attachment adapted to rotatably couple the rotor to the body and conjunctively rotate relative to the rotor, sensor-engagement recessed portions engaging with a steering-angle sensor to transmit a rotation, the recessed portions being provided at the attachment, wherein wheel-engagement protrusions engaging with a steering wheel are provided at the attachment.

Abstract: An attachment structure is provided for attaching a stator member of a rotating connector to a bracket fitted into a steering column while being positioned. The bracket is provided with engaging recess grooves having first and second reference surfaces each orthogonal to each other, which are arranged along the axial direction of a steering shaft, and the stator member is provided with engaging protrusions respectively inserted into the corresponding engaging recess grooves. An elastic tongue piece for elastically urging the engaging protrusions on the first reference surface is formed in the engaging recess groove. Elastic tongue pieces for elastically urging the engaging protrusions on the second reference surfaces are formed on the engaging protrusions.

Abstract: A device for electrically interconnecting two relatively rotating members, such as a vehicle steering wheel and steering column assembly, has a stationary housing portion carried with the steering column assembly and a moving housing portion carried with the steering wheel. A plurality of flexible, electrically conductive wires are spirally wound around the device between the two housing portions. Each conductive wire is guided in a direction-reversing loop formed therein. Each conductive wire is affixed at each of its two respective ends at electrical terminals.

Abstract: A rotary connector apparatus includes a body supported fixedly, a rotor supported rotatably by the body and rotatable together with a steering wheel, a floating spacer disposed between the body and the rotor, rotatably floating according to rotation of the rotor, and having an inverting pass portion communicating between the inside and the outside in a radial direction, and a flat cable passing through the inverting pass portion to be inverted and wound on the sides of inner and outer peripheries of the floating spacer, a recessed portion provided with an outer peripheral face of the floating spacer so as to avoid hitting of the flat cable in a direction of a rotational axis of the floating spacer.

Abstract: A rotary connector device equipped with a rotary connector and a steering angle sensor for detecting rotational angles of a steering wheel, includes one circuit board, in which the circuit board is used for the rotary connector and the steering angle sensor simultaneously. According to the device, since only one circuit board is provided, the total thickness is reduced as compared with other devices having a plurality of circuit boards in the related art.

Abstract: A connecting device arranged between a steering wheel and a pitman module of a motor vehicle encompasses a stator part and a rotor part accommodated therein for enclosing a flexible line comprising several individual electrical conductors, is taken up with its two wide sides via a U-shaped turning section with several windings onto the axially aligned inner wall of the rotor part and spaced apart, and conversely said line is taken up with several additional windings onto the likewise axially aligned outer wall of the stator part, and is held with its two narrow sides between the radially aligned base which in the area of the inner wall is a component of the rotor part and in the area of the outer wall is a component of the stator part, and the radially aligned cover wall of the rotor part. The base and/or the cover wall are designed so that between the inner wall and the outer wall said walls only form sections of a supporting surface for the narrow sides of the line.

Abstract: A liquid metal rotary connector for a vehicle steering mechanism utilizes a conductive alloy comprising Gallium, Indium, Tin and Zinc to electrically couple stationary and rotary terminals of the connector. The alloy is a liquid at ambient temperatures, and has a melting point of ?36° C., though testing has shown that it operates satisfactorily at temperatures as low as ?40° C. In a preferred arrangement, the rotary connector provides a two-wire connection through which power is supplied from the steering column to the steering wheel, and electronic modules located in the steering column and the steering wheel support bi-directional data communication through voltage and current modulation of the supplied power.

Abstract: A wire accommodating apparatus includes a cylindrical portion around which a wire connected to a signal transmission part is wound; a number of wire holding portions which incline externally from the bottom of the cylindrical portion and are disposed pivotably; and a fixed portion formed in the cylindrical portion so as to project downward, passing through an attachment hole of a to-be-mounted member, and fixed therein.

Abstract: A rotating connector in which a sliding cap is closely interposed between rotational sliding portions of a first housing and a second housing that are rotatably coupled to each other. A flexible cable is wound in a reverse direction through a turned-back portion in an annular storage portion defined between the first and second housings. Transverse end portions of this flexible cable face a flange portion formed on the sliding cap. Moreover, the transverse end portions of the flexible cable face a curved portion. Furthermore, the annular storage portion is defined between an outer cylindrical portion of the first housing and an inner cylindrical portion of the second housing. A movable body, in which a plurality of rollers are rotatably mounted on pins between a pair of holders, is placed in this storage portion. Further, the turned-back portion of the flexible cable wound in a reverse direction through the movable body is looped around one of the rollers.

Abstract: The invention relates to a connection device for transmitting electric current, in particular for a steering wheel heater of a motor vehicle, between a stationary housing part and a rotor which can rotate with respect to the housing part, comprising a flat ribbon cable and end plug connectors which are provided in the region of the free ends of the flat ribbon cable. The invention is characterized in that the flat ribbon cable has a central plug connector which is placed between the end plug connectors and is intended to be arranged on the rotor side or housing side, from which central plug connector at least one line runs to one end plug connector and one line to the other end plug connector, wherein the two end plug connectors are intended to be arranged on the housing side or rotor side. The invention also relates to a steering column/steering wheel transmission unit with a connection apparatus of this type.

Abstract: A cover slide wall has a first cutter portion and a second cutter portion integrally formed therewith. The first and the second cutter portions have an overlap area and oppositely directed cutter edges on the circumference via a first insertion gap for communicating a radial inside and a radial outside. A holder faces the outer periphery of the second cutter portion at the radial outside via a second insertion gap. The flat cable is inserted from the stationary terminal portion into the second insertion gap, and folded back at the cutter edge of the second cutter portion so as to be wired from the cutter edge of the first cutter portion 13 to the inside of the cover slide wall through the first insertion gap.

Abstract: A rotary connector device equipped with a rotary connector and a steering angle sensor for detecting rotational angles of a steering wheel, includes one circuit board, in which the circuit board is used for the rotary connector and the steering angle sensor simultaneously. According to the device, since only one circuit board is provided, the total thickness is reduced as compared with other devices having a plurality of circuit boards in the related art.

Abstract: A rotary connector device includes a fixed cover, a rotary cover rotatable relative the fixed cover, a bottom cover fixed to the fixed cover, flat harnesses received within an annular space formed by these covers, and a rotary tube which passes through a hole formed through the bottom cover, and is fixed to the rotary cover. There is provided a dust prevention ring plate which is disposed in intimate contact with an outer peripheral surface of the rotary tube and an inner peripheral edge of the hole of the bottom cover. The ring plate is held between an inner peripheral wall of the rotary cover and an annular portion of the rotary tube. The ring plate is retainingly engaged with at least one of the rotary cover and the rotary tube against movement relative thereto in a direction of the periphery of the ring plate.

Abstract: An electrical connecting device, in particular for arrangement between steering wheel and steering column switch module of a motor vehicle, comprises a stationary housing portion and a housing portion rotatable relative thereto, which in each case carry a terminal unit and surround at least one spirally wound flexible electrical wire which is in each case connected terminally to the terminal units and guided in a direction-changing loop within the housing. At least one additional, spirally wound, flexible electrical wire is provided, which is connected to the terminal units and which is guided in a direction-reversing loop within the housing.

Abstract: A rotary connector device includes one cover having an outer peripheral wall, the other cover having an inner peripheral wall, and a plurality of flat harnesses which are received in a generally annular shape within a space formed by the two covers, and are rotated and bent in accordance with a rotational motion of one of the two covers. There are provided a plurality of guide portions for guiding the plurality of flat harnesses along the outer peripheral wall and/or the inner peripheral wall independently of each other. The plurality of guide portions are spaced from each other in a harness longitudinal direction. The plurality of guide portions are formed respectively at wall portions, extending respectively in contiguous relation to the outer peripheral wall and the inner peripheral wall in peripheral directions thereof, and regions spaced respectively from the wall portions in directions of extending of the wall portions.

Abstract: A rotatable connector includes a stator having an outer cylindrical portion; a rotor having an inner cylindrical portion and rotatably supported by the stator; three or more flat cables received in an annular space defined between the outer cylindrical portion and the inner cylindrical portion, the winding direction of each flat cable being halfway reversed, and opposite ends of each flat cable being fixed to the stator and the rotor, respectively; and a holder rotatably disposed in the annular space and having three or more openings through which the reversed portions of the flat cables pass. A width in the circumferential direction of a first opening is set smaller than a width in the circumferential direction of a second opening different from the first opening, and a bending strength of the flat cable passing through the first opening is set greater than that of the other flat cables.

Abstract: A positioning mechanism and a display device using the same are provided. The positioning mechanism comprises a fixed frame, a first buckling element, a second buckling element and a rotary component. The first buckling element is fixed to a first position of the fixed frame. The second buckling element is fixed to a second position of the fixed frame. The rotary component having a positioning pin is connected to an object and is pivoted to the fixed frame, such that the object and the rotary component are synchronously rotated with respect to the fixed frame. The object is in a first positioning state and a second positioning state when the positioning pin is buckled to the first buckling element and the second buckling element respectively.

Abstract: A volute spring for a steering system, having a stator with a fixed bearing, the stator being substantially coaxial with an axis of rotation, a rotor opposing the stator, the rotor being rotatable about the axis of rotation and the rotor being located substantially concentric with the stator and coaxial with the axis of rotation, and an axle protruding from the stator and extending through the stator, the axle cooperating with the fixed bearing, where an at least partially circumferential area of a radial section of stator is located between the axial section of the rotor and a ring associated with hollow axle, thereby axially and radially securing the rotor with respect to the stator is disclosed.

Abstract: A rotary connector device includes a stator, a rotor rotatably fitted to the stator, a cable chamber surrounded by the stator and the rotor and also formed around a rotating center of the rotor circumferentially, a flexible flat cable accommodated in the cable chamber so as to allow rotating of the rotor in relation to the stator, the cable having one end led to the stator and another end led to the rotor, and a slip ring mechanism having two conductive rings fixed to the stator and two sliding terminals fixed to the rotor. The stator has a stationary top face part formed so as to cover an upside of the cable chamber, while the rotor has a rotary top face part formed so as to adjoin the stationary top face part of the stator. The slip ring mechanism is arranged in a clearance between the stationary top face part of the stator and the rotary top face part of the rotor.