Abstract: A hinge and lock assembly for releasably mounting a vehicle door on a door pillar of a vehicle including two hinge flaps attachable to the door and the door pillar, respectively, a hinge pin for pivotally connecting the two flaps with each other, a support releasably attachable to the door pillar for attaching the hinge to the door pillar an indexing arrangement formed on the hinge flap attachable to the door pillar and including alternating, following each other projections and indentations which cooperate with the torsion bar of the door lock for locking the door in a predetermined position, and a plurality of holding members pivotally supported on one leg of the door pillar hinge flap and cooperating with respective indentations of the indexing arrangement for holding a weighting arm of the torsion bar.

Abstract: A torsional door lock for a motor vehicle door including a torsion spring associated with the door or a door pillar and including a weighing arm and torque rod connected to the weighing arm for joint rotation therewith, and an indexing arrangement associated with another of the door or the door pillar and including two indexing rollers cooperating with the weighing arm of the torsion spring for refraining the door in a predetermined indexing position, support axles for supporting the two indexing rollers for rotation thereabout, and bearing sleeves which are made of a maintenance-free bearing material, for rotatably supporting the two indexing rollers on the support axles.

Abstract: A method of manufacturing of an undercut deep-drawn workpiece from a sheet material including deforming a sheet material into a pot-shaped piece having a circular cross-section with a diameter, which decreases in a course of deformation, while retaining a flat circumferential rim flange, increasing a depth of the pot-shaped piece with formation of an outwardly cambered bottom substantially simultaneously with decreasing the diameter of the pot-shaped piece, forming, one after another, two opposite flat surface side walls on the pot-shaped piece, with bringing them into divergent, relative to each other, angular positions, while synchronously flattening the bottom of the pot-shaped piece, and forming two further opposite parallel flat surface side walls to obtain a substantially rectangular cross-section of the pot-shaped piece.

Abstract: A door and hood hinge for a motor vehicle including a first hinge half attachable to a vehicle body, a second hinge half attachable to a door or a hood, and a hinge pin for connecting the first and second hinge halves for pivotal movement of the first and second halves relative to each other about a hinge axis, with the first hinge half being formed as a sheet shaped piece open at one end and obturating cut-out provided in the vehicle body part, and with the second hinge half being supported between opposite walls of the first hinge half by hinge pin studs forming the hinge pin.

Abstract: A door hinge for a motor vehicle door provided with a braking and retaining function, and including two hinge halves and a hinge pin extending through gudgeons of the two hinge halves for pivotally connecting the hinge halves together, with the hinge pin being secured in a gudgeon of one of the hinge halves against rotation and extending through a gudgeon of another of the hinge halves with a clearance, the hinge pin and bore of the gudgeon of another of the hinge halves having at least along a portion of their common axial extent, complementary, circumferential regions the circularity of which deviates from a regular circular cross-section of their complementary cylindrical surfaces.

Abstract: The invention is based on a pinless sheet-metal hinge with maintenance-free bearing for motor vehicle doors, comprising two hinge halves, each securable via hinge tabs to one of the two parts of the door arrangement and meshing with one another with their single-joint regions, at least one of which is shaped from a sheet-metal material blank and in its single-joint region has two regions parallel to one another and oriented perpendicular to the hinge axis; the two hinge halves are supported pivotably on one another about a hinge axis with the interposition of bearing bushes made of a maintenance-free bearing material.

Abstract: A door lock for a motor vehicle door, and which is to be formed integrally with a motor vehicle door hinge, including a torsional spring supportable on one hinge half and having a weighting arm which extends parallel to a door hinge axis and projects beyond a door hinge height, at least three, substantially identical abutment rollers having a substantially heart-shaped cardioid cross-section at least along a portion of their height, pivotally supportable next to each other and in a spaced relationship relative to the door hinge axis on the abutment support, and cooperating with the weighting arm of the torsional spring for defining indexing positions in which the door can be retained during its opening movement, and three bearing axles for supporting the abutment rollers on the abutment support and arranged on the abutment support of a distance from each other, which is less than the largest diameter of the cross-section of the abutment rollers.

Abstract: A drive assembly for a folding top of a motor vehicle, which is located in a top storage well, together with a main pillar and a tightening clamp, includes a bracket secured on a vehicle body and including pivot supports for the main pillar and the tightening clamp and a drive for pivoting the main pillar and the tightening clamp, with the drive including at least one electric motor provided at a side of the top, a reducer in which the bracket is accommodated, and a sequential control element for drivingly connecting the reducer with the main pillar and the tightening clamp.

Abstract: A door stop including an hydraulic cylinder connectable to one of a door assembly part, a stop piston longitudinally displaceable in the hydraulic cylinder and connected with another part of the door assembly by a piston rod, and two spring-biased closing pistons located in two separate conduits formed in the stop piston for communicating two, spaced by the stop piston, pressure chambers formed in the cylinder, with a limited length conduit being formed in the hydraulic cylinder and by-passing the stop piston for directly communicating the pressure chambers.

Abstract: Disclosed is a door hinge assembly for car doors which includes a rotating bar door latch and two hinge wings which pivotably connected to each other by a hinge pin. A first hinge wing may be fastened to the door body and the second hinge wing may be detachably fastened to the door pillar. A catch device for the door latch retarding and securing member, which is disposed on the one hinge wing, is disposed on a lateral wall of the other hinge wing. The second hinge wing is formed by a folded sheet metal part and can be fastened to the door pillar by means of an intermediate part provided with a contact face for the second hinge wing. The intermediate part includes a projection which is aligned perpendicular to the hinge axis receives the hinge pin. The second hinge wing is detachably fastened to the door pillar a second fastener which effects both the connection of the second hinge wing to the intermediate part and provides the common fastening of intermediate part and second hinge wing to the door pillar.

Abstract: A hand brake for a motor vehicle includes a hand lever pivotably supported on a support bracket fixed to the vehicle body, and an adjusting disc likewise supported on the support bracket and connecting the hand lever with a pull member leading to a wheel brake shoe. A detent pawl supported on the hand lever cooperates with a toothed segment formed integrally with the support bracket and is released with an actuation rod longitudinally displaceable in the hand lever. The hand lever is connectable with the adjusting disc by a coupling pawl supported on the hand lever and slidably engaging a guide pin secured to a side surface of the support bracket. The adjusting disc is springbiased in the rotational direction so that it provides for progressive pull member displacement/force ratio.

Abstract: The actuating device for a hand brake of a motor vehicle includes a hand lever pivotably supported on a support bracket fixedly secured to the vehicle body and displaceable against a bias of a return spring, and a traction lever that connects the hand lever with the drive element for actuating means of at least one wheel brake assembly of the motor vehicle. The actuating device further includes an automatically locking latching mechanism which is associated with the traction lever and is not connected with the hand lever. The latching mechanism provides for predetermined positioning of the drive element necessary for application of the brake. The latching mechanism is released with an auxiliary rod displaceable within the hand lever against a spring bias.

Abstract: A door holding device for motor vehicle doors includes a door holding rod which is swivelably attached to a structural door component, a door or a door post. The door holding rod extends with its other end through a holder housing mounted on another structural component or the like. The door holding rod has along its length increased thickness portions which protrude outwardly transversely of the longitudinal direction of the door holding rod. The door holding rod is freely swivelably mounted on a carrier member by means of a clinch bolt or a screw bolt. A spring load is applied to the door holding rod in axial direction of the swivel bearing of the door holding rod. The clinch bolt or screw bolt is mounted secured against rotation in the opening of the carrier member. The clinch bolt or screw bolt additionally has a knurled profiling in engagement with the opening of the door holding rod.

Abstract: A door holding device for a motor vehicle door includes A door holding rod which is pivotally connected to a door installation member, door or door post. The door holding rod is provided with locking portions for holding the door in predetermined positions and with an end stop for holding the door in an end position. A holder housing is rigidly connected to an other door installation member. The door holding rod extends through the holder housing. A first roller is mounted in the holder housing so as to be rotatable about a rigid axis. A second roller is rotatably mounted on a load-applying arm of a torsion rod spring which rests against the holder housing. The door holding rod extends between the two rollers. The door holding rod has over its entire length which comes into contact with the rollers a rounded cross-sectional shape and the locking portions are formed by at least one bent portion of the door holding rod directed transversely of the longitudinal axis of the door holding rod.

Abstract: A driving mechanism for a motor-driven convertible roof for a motor vehicle has a linkage system formed of a front roof frame, a rear roof frame, and a main roof arch pivotally connected to the motor vehicle body by a tension bracket and another bracket. A motor drive and a transmission system are connected to the main roof arch and the tension bracket and provide the driving force for the linkage system. The main roof arch and the tension bracket are each driven by a separate lever and connecting rod. One of the levers entrains the other over a certain range of movement and the motor drive includes a drive motor and shaft for driving the levers about separate spaced axes for effecting the drive of the linkage system.

Abstract: In a door arrester for motor vehicle doors, including a retainer housing fastened at a door arrangement part, door or door post, and a door holding rod fastened at the other door arrangement part pivotable around an axis parallel to the door hinge axis, where a snap-in member arranged in the retainer housing is configured as a rocking lever and is on one side loaded by a pressure spring designed as a spiral spring and on another side cooperates by way of a snap-in roller with the door holding rod, wherein the rocking lever carrying the snap-in roller is supported in the retainer housing so as to be pivotable around an axis parallel to the door hinge axis and cooperates with the door holding rod through a backup snap-in roller supported at the door holding rod around an axis also parallel to the door hinge axis, in order to achieve uniformly high and smoothly applied braking and holding forces in both directions of motion of the door, a constrained guidance curved in an arc-shaped manner is configured at the r

Abstract: A collapsible convertible top or roof for motor vehicles has a linkage system including a front roof frame, a rear roof frame, a main roof arch, a two-part retaining rod supporting the roof arch against a tension bracket, and a linkage for displacing the roof frames and parts of the retaining rod between an extended position and a collapsed position. To assure stability of the linkage system with the convertible top in the extended or closed position, a locking mechanism is provided including a pivotal locking bar displaceable between a locked position and a released position by an actuating lever moved in accordance with the operation of the convertible top or roof. The actuating lever is mounted on one of two cooperating parts and pivots about an axis parallel to an articulation axis of the parts. A catch cooperates with the locking bar for securing the extended position.

Abstract: In a door fastener for motor vehicle doors which can be assembled independent of the door hinges and whose door holding bar, which is formed by means of a sheet metal material blank, cooperates with a torsion bar spring supported in a holder housing formed from a folded sheet metal material blank, the shaft of the torsion bar spring is supported at the side walls of the holder housing of a bearing shell which made of a maintenance-free, self-supporting material, bridges the holder housing and is secured at the latter against a movement in the axial and radial directions.

Abstract: In a door fastener for motor vehicle doors, whose rigid door holding bar, which is fixed at a door arrangement part, penetrates a holder housing in the other door arrangement part and is supported on the one hand against a rigidly supported abutment roller and is acted upon by means of a loading roller which is supported on the free loading arm of a torsion bar spring supported in the holder housing, the two rollers are equipped on both sides with a lubricant reservoir, which is accommodated in caps which are clipped on on the front sides of the rollers and is sealed relative to the respective bearing axis of the roller by means of sealing lips constructed at the caps.

Abstract: A swivel bearing for a door-holding rod of a door holder of a motor vehicle. The door-holding rod is swivelable by means of a hinge pin about an axis extending parallel to the hinge axis of the motor vehicle door. The door-holding rod extends through a holder housing arranged on another structural door component. The hinge pin is of solid material and is rigidly but releasably connected to an end of the door-holding rod. The hinge pin has axially extending portions which have a different diameter from the diameter of the middle portion of the hinge pin extending through the door-holding rod. The axial portions having the different diameter are in engagement with a running fit in two bearing openings of the bearing block which are arranged at a distance from each other.