Abstract: An actuator for an electric adjusting device of a vehicle seat has several adjusting functions. The actuator includes a frame, an electric drive motor disposed on the frame, having an output shaft and a pinion gear disposed on the output shaft, and rotating between a first position and a second position, a first toothed wheel disposed on the frame and engaging with a pinion gear at a first position of the drive motor, a second toothed wheel disposed on the frame and engaging with the pinion gear at a second position of the drive motor, and an adjusting unit disposed on the frame and selectively moving an electric or mechanical actuating part and a motor to the first position or the second position.

Abstract: An actuating drive for a rail guide of a longitudinal adjustment of a motor vehicle seat has a rotational drive, which has an output shaft (70), and a transmission, which has a spindle nut (54), which is rotationally connected to the output shaft (70) and which has a spindle (52). The spindle (52) has a spindle thread, with which the spindle nut (54) is engaged. The spindle (52) is curved in a circular radius of curvature (42). The radius of curvature (42) is between 1,500 and 3,000 mm. The spindle nut (54) is a straight nut.

Abstract: A vehicle seat has a memory unit for easy entry access. The unit includes a memory strip with teeth arranged one behind the other at a periodic interval in the longitudinal direction of the rails, a slider movably guided in the longitudinal direction of the rails on a guide element that is connected to the seat rail and a carriage with a housing which is guided on the memory strip in the longitudinal direction of the rails and in which a catch element is pivotably mounted. The periodic interval of the memory strip is equal to the difference between the periodic interval of the catch opening and the periodic interval of the locking teeth. The memory strip and carriage components are situated in a channel-shaped cavity defined by the rails.

Abstract: A rail guide that has at least one rail pair consisting of a floor rail (22) and a seat rail (24). The seat rail (24) has means (30) for fastening a seat frame to be arranged above the rail pair. The rails can be moved relative to each other in a longitudinal direction along a movement path (20). The floor rail (22) and the seat rail (24) are curved by the same circular radius of curvature (42) that ranges between 1,500 and 3,000 mm, in particular between 1,800 and 2,500 mm. The center point of curvature (44) is on the side of the rail pair facing away from the seat frame. The rail guide is a longitudinal adjustment device having a stationary spindle (52) and an associated spindle nut (54) that is longitudinally movable thereon, the spindle (52) being curved at the same circular radius of curvature (42). Also disclosed is a suitable method for producing said curved rails by means of at least one stamping mold (68) or by means of bending strips (96).

Abstract: A longitudinal adjustment device for a motor vehicle seat has two pairs of rails. It includes a locking device for each pair of rails. It has a common actuating unit for the two locking devices, the unit interacting with both locking devices and includes a handle. The actuating unit has an electric drive motor, a gearbox which is connected to the electric drive motor, an actuator and preferably a setting unit.

Abstract: A method is provided for producing a sliding rail of a longitudinal adjustment device for a vehicle seat, in which the longitudinal adjustment device has at least one pair of rails having two sliding rails and having sliding and/or rolling elements, the two sliding rails can be moved in the longitudinal direction against one another, the sliding and/or rolling elements are disposed between the sliding rails, and the sliding rails have contact tracks by which the sliding and/or rolling elements are in contact. A sliding rail is produced and then painted. Subsequently, at least one contact track is irradiated with a laser. In this way the layer of paint located on the contact track is removed.

Abstract: A length adjustable steering column module for a motor vehicle has a support beam attachable to the motor vehicle. The module includes a steering column rotatable about a longitudinal axis, and has an upper and a lower steering tube. The upper steering tube is displaceable in the direction of the longitudinal axis and is non-rotatably connected to the lower steering tube. An adjusting device adjusts the distance of the upper steering tube from the lower steering tube. A jacket tube has an annular area, a crash member, and an upper and a lower end portion, the upper end portion grasps around the upper steering tube, and axially fixes and rotatably supports the upper steering tube. A central bearing is disposed between the annular area and the upper steering tube. The crash member, located between the central bearing and the lower end portion, shortens in the event of an accident.

Abstract: A wobble joint fitting for a vehicle seat has a first joint arm, which carries an internal gear and forms a first bearing surface, which are central to a main axis, and a second joint arm to which an eccentric gear is allocated, which comprises an externally toothed pinion and a second bearing surface. The pinion and the second bearing surface are central to an eccentric axis. An eccentric driving part is disposed in the area between the first bearing surface and the second bearing surface. Clamping parts, in a clamping state, displace the eccentric axis relative to the main axis. The eccentric driving part defines the eccentric. The rotary drive of the eccentric driving part causes a rotation of the pinion relative to the internal gear even without the clamping parts being present, wherein only play compensation is not obtained without the presence of the clamping parts.

Abstract: An under-frame apparatus for a motor vehicle seat may include a basic body, a seat frame adjustable with respect to the basic body between an utmost rear and front positions, a pair of front and rear vibration levers joint-connected to the basic body and the seat frame, respectively, an adjustment arm joint-connected one of the front and rear vibration levers and including a saw teeth engagement part on a free end region thereof, an adjustment device rotatably coupled to the seat frame and engaged to the free end region to adjust a position of the seat frame with respect to the basic body, wherein the adjustment device includes a pinion gear engaged to the adjustment arm and driven by an operation unit, and an elastic member attached to the seat frame and applying a restoring force to the seat frame toward a starting position.

Abstract: The base frame of the motor vehicle seat comprises two rail pairs, two front rockers, two rear rockers and one seat support. The seat support has two side parts, a front cross member and a rear cross member. Each rail pair is hinged to a side part via a front rocker and a rear rocker. An adjustment device is provided for the height adjustment of the seat support. A rocker is connected to a transverse part. A support part is provided which is connected to the transverse part and comprises a hinge area for an adjustment part of the adjustment device and a contact area on the adjacent cross member.

Abstract: An adjustable hinge mountings has a first hinge arm, a second hinge arm, a toothed quadrant centered on a hinge axis and connected to the first hinge arm, a detent part which has a toothed surface feature cooperating with the toothed quadrant and a control part associated with the detent part. The hinge arms can be pivoted between an active angular range in which the detent part is allowed to engage the toothed quadrant and a passive angular range in which the detent part is not located opposite the toothed quadrant so that the detent part is not allowed to engage the toothed quadrant. In the passive angular range, the detent part is retained by the control part in a passive position in which it is not in the range of movement of the toothed quadrant. In the active angular range, the detent part adopts an active position in which the detent part can be brought into engagement with the toothed quadrant.

Abstract: The actuator for a motor vehicle has an electric motor having an output shaft. A gear comprising a spindle nut and a gear case is connected to the output shaft. A spindle engages the spindle nut. A bracket forms an at least partial surrounding grip abut the gear case. A pivot bearing is provided between the gear case and the bracket. Further, an abutment lying substantially opposite the pivot bearing is formed between the gear case and the bracket.

Abstract: A length adjustable steering column module for a motor vehicle has a support beam attachable to the motor vehicle. The module includes a steering column rotatable about a longitudinal axis, and has an upper and a lower steering tube. The upper steering tube is displaceable in the direction of the longitudinal axis and is non-rotatably connected to the lower steering tube. An adjusting device adjusts the distance of the upper steering tube from the lower steering tube. A jacket tube has an annular area, a crash member, and an upper and a lower end portion, the upper end portion grasps around the upper steering tube, and axially fixes and rotatably supports the upper steering tube. A central bearing is disposed between the annular area and the upper steering tube. The crash member, located between the central bearing and the lower end portion, shortens in the event of an accident.

Abstract: An electrically height-adjustable head rest device of a motor vehicle seat having a head rest, one or two bars carrying the head rest, a cross member, which is connected to at least one bar and comprises an internal thread, and a motor-spindle unit comprising a spindle engaging the internal thread. On the cross member and/or on the motor-spindle unit there is provided a guide seat for a guide part.

Abstract: A forward tiltable motor vehicle seat has a seat carrier and a seat back, a hinge mounting is associated with the seat back and comprises an upper hinge arm connected to the seat back and a lower hinge arm hinged about a forward tilt axis to the seat carrier. The seat carrier forms a clamping flank. A cam is provided and is movable between a stop position and a release position. The cam is disposed on the lower hinge arm and rests against the clamping flank in the stop position.

Abstract: An adjustment device for a seat depth adjustment of a motor vehicle seat that has (a) a seat pan comprising a seat part and a supporting plate, the supporting plate being slidably connected to the seat part via a guide in a longitudinal direction and (b) an electric gear motor comprising a pinion. The seat part comprises a first gear plate. The supporting plate comprises a second gear plate. The guide has a left and a right profile and a left and a right counterprofile. A toothed rack extending in the same direction is associated with each counterprofile. The teeth of the two toothed racks face each other. Each toothed rack engages a gear wheel. One of the gear wheels engages an idler gear. The other gear wheel and the idler gear engage the pinion of the gear motor.

Abstract: The base frame of the motor vehicle seat comprises two rail pairs, two front rockers, two rear rockers and one seat support. The seat support has two side parts, a front cross member and a rear cross member. Each rail pair is hinged to a side part via a front rocker and a rear rocker. An adjustment device is provided for the height adjustment of the seat support. A rocker is connected to a transverse part. A support part is provided which is connected to the transverse part and comprises a hinge area for an adjustment part of the adjustment device and a contact area on the adjacent cross member.

Abstract: A longitudinal guide for motor vehicle seats having a bottom rail and a seat rail that are displaceable with respect to each other in one longitudinal direction. The motor vehicle seats are adjustable in a longitudinal direction and are also removable from the longitudinal guide. Detents are formed in the bottom rail. The seat rail comprises a base part and a supporting part. The base part has at least one front and at least one rear transverse bolt, which cooperate with the detents. The base part is adjustable with respect to the supporting part between a lower position, in which the transverse bolts are not engaged with the detents, and an upper position, in which the transverse bolts engage detents. Only in the lower position is the seat rail displaceable with respect to the bottom rail.

Abstract: A wobble joint fitting for a vehicle seat has a first joint arm, which carries an internal gear and forms a first bearing surface, which are central to a main axis, and a second joint arm to which an eccentric gear is allocated, which comprises an externally toothed pinion and a second bearing surface. The pinion and the second bearing surface are central to an eccentric axis. An eccentric driving part is disposed in the area between the first bearing surface and the second bearing surface. Clamping parts, in a clamping state, displace the eccentric axis relative to the main axis. The eccentric driving part defines the eccentric. The rotary drive of the eccentric driving part causes a rotation of the pinion relative to the internal gear even without the clamping parts being present, wherein only play compensation is not obtained without the presence of the clamping parts.

Abstract: An actuator for a motor vehicle with an electric motor having an output shaft, a gearbox that is connected to the output shaft that includes a spindle nut, and a spindle that engages the spindle nut. The spindle nut comprises one main portion and at least one axial socket. The axial socket: (a) is solidly connected to the main portion, more specifically is integral with the main portion, (b) comprises an internal thread cooperating with the spindle and (c) is configured to be radially elastic. An elastic element is provided which fits against the axial socket and pushes the internal thread thereof into engagement with the spindle.