Abstract: The invention relates to a belt tensioner (10) for a seat belt system comprising a belt shaft housing (18), a belt shaft (12) pivoted about an axis (A) in the belt shaft housing (18) as well as a belt shaft inserting element (20) at which one end (14) of the webbing (16) is fixed, wherein the belt shaft (12) includes a recess (22) for receiving the belt shaft inserting element (20) and wherein the belt shaft inserting element (20) is adapted to be introduced substantially radially into the recess (22).

Abstract: The invention describes a bell buckle (10) for a vehicle seat belt comprising a casing (12) in which at least one locking element (16) adapted to lock a plug-in tongue insertable into the belt buckle (10) and an ejection element (18) adapted to eject the plug-in tongue are provided. Each of the ejection element (18) and the locking element (16) is adapted to adopt a locked position and a home position, wherein in the home position the locking element (16) is adjacent to the ejection element (18) and thus is blocked.

Abstract: A casing shell (10) for a belt buckle is described including at least one sidewall (12, 14, 16) which has an outwardly facing lateral face (22, 24, 26). A groove (23) extending perpendicularly to the longitudinal orientation (L) of the casing shell (10) completely over the lateral face (22, 24, 26) is provided on the lateral face (22, 24, 26). Furthermore a casing for a belt buckle is described.

Abstract: A pyrotechnic pretensioner (10) for a safety system in a vehicle has an inflator (22) including a propelling charge (26) and an igniter (32) and including a housing (12) in which a pressure chamber (14) is provided into which gas can flow and in which a piston can be displaced by the gas, an end piece (16) which closes the pressure chamber (14) and in which a chamber (24) is formed into which the propelling charge (26) is filled and whose wall constitutes the wall of the propellant is provided on the housing (12).

Abstract: A belt tensioner for a seat belt system includes a belt shaft housing, a belt shaft pivoted about an axis in the belt shaft housing, a rope reel tightly connected to the belt shaft. A tensioner drive includes a tensioner tube, a deformable plastic element guided to be longitudinally movable in the tensioner tube, a drive pinion and a pull rope which is partly wound onto the rope reel. The plastic element is adapted to engage in the drive pinion and to drive the drive pinion in the tensioning direction. During rotation of the drive pinion the pull rope is wound onto a rope drum of the drive pinion, on the one hand, and is unwound from the rope reel, on the other hand, while the belt shaft rotates.

Abstract: The invention relates to a belt tensioner (10) for a seat belt system comprising a belt shaft housing (18), a belt shaft (12) pivoted about an axis (A) in the belt shaft housing (18) as well as a belt shaft inserting element (20) at which one end (14) of the webbing (16) is fixed, wherein the belt shaft (12) includes a recess (22) for receiving the belt shaft inserting element (20) and wherein the belt shaft inserting element (20) is adapted to be introduced substantially radially into the recess (22).

Abstract: The invention relates a belt tensioner (10) for a seat belt system comprising a tensioner tube (42) for receiving and guiding a pressurizing element (44) as well as a separate generator housing (46) for receiving a gas generator (48), wherein a coupling element (50) tightly connecting the generator housing (46) to the tensioner tube (42) is provided.

Abstract: A tensioner (10) for a seat belt includes a cylinder tube (12), a piston (14) that is movably arranged in the cylinder tube (12), a tension transmission means (24) connected to the piston (14) at a connecting portion (26) for transmitting the movement of the piston (14) to the seat belt, as well as a drive (18) which is adapted to exert a driving force in a tensioning direction A on the piston (14) so as to tension the seat belt. The tensioner (10) moreover includes a return stop which counteracts a displacement of the piston (14) in a direction B opposite to the tensioning direction A. The connecting portion (26) is arranged in the tensioning direction A ahead of the return stop.

Abstract: The invention relates to a seat belt buckle (10) comprising a locking mechanism for a plug-in latch and a casing (12) that encloses the locking mechanism and includes an inserting opening (14) for inserting the plug-in latch as well as a release opening (16) in which a release element (20) for releasing the locking mechanism is disposed. There is provided a sealing device (22) for sealing the inserting opening (14), when the plug-in latch is not inserted, and/or the release opening (16).

Abstract: The invention relates to a seat belt buckle for a seat belt comprising a casing, a locking member for a plug-in latch and an unlocking device (26) for releasing the unlocking member. The unlocking device (26) includes at least two unlocking surfaces (56, 60) which are independent of each other, wherein a predetermined force has to be applied to both unlocking surfaces (56, 60) for operating the unlocking device (26). The unlocking device (26) includes at least one fastening element (30) constituting an engaging connection with the casing, wherein the engaging connection prevents a movement of the unlocking device (26) in an unlocking direction of the locking member and the fastening element (30) has to be moved in a direction perpendicular to the unlocking direction for releasing the engaging connection.

Abstract: The invention relates a belt tensioner (10) for a seat belt system comprising a tensioner tube (42) for receiving and guiding a pressurizing element (44) as well as a separate generator housing (46) for receiving a gas generator (48), wherein a coupling element (50) tightly connecting the generator housing (46) to the tensioner tube (42) is provided.

Abstract: A pyrotechnic pretensioner (10) for a safety system in a vehicle has an inflator (22) including a propelling charge (26) and an igniter (32) and including a housing (12) in which a pressure chamber (14) is provided into which gas can flow and in which a piston can be displaced by the gas, an end piece (16) which closes the pressure chamber (14) and in which a chamber (24) is formed into which the propelling charge (26) is filled and whose wall constitutes the wall of the propellant is provided on the housing (12).

Abstract: An end fitting tensioner (10) for a seat belt system includes a rotatable belt shaft (12) to which one end (14) of a webbing (16) is fixed, a belt shaft housing (18) in which the belt shaft (12) is supported, a rope reel (36) which is arranged at an axial end of the belt shaft (12) and is connected to the belt shaft (12) in a rotationally fixed manner, as well as a pull rope (41) which is secured by one rope end (45) on the rope reel (36) and can at least partly be wound onto the rope reel (36). The rope reel (36) includes a winding surface (62) for the pull rope (41) that is conically tapered in the axial direction.

Abstract: The invention relates to a belt tensioner (10) for a seat belt system comprising a belt shaft housing (18) and a belt shaft (12) pivoted in the belt shaft housing (18) about an axis (A), wherein prior to activation of the belt tensioner (10) the belt shaft (12) is retained in a torsionally fixed manner relative to the belt shaft housing (18) in at least one direction of rotation.

Abstract: A belt tensioner for a seat belt system includes a belt shaft housing, a belt shaft pivoted about an axis in the belt shaft housing, a rope reel tightly connected to the belt shaft. A tensioner drive includes a tensioner tube, a deformable plastic element guided to be longitudinally movable in the tensioner tube, a drive pinion and a pull rope which is partly wound onto the rope reel. The plastic element is adapted to engage in the drive pinion and to drive the drive pinion in the tensioning direction. During rotation of the drive pinion the pull rope is wound onto a rope drum of the drive pinion, on the one hand, and is unwound from the rope reel, on the other hand, while the belt shaft rotates.

Abstract: A locking tongue has a base part, a webbing slot in the base part and a locking cam. The locking cam is movable between a rest position and a clamping position. A biasing means biases the locking cam towards the rest position. The locking cam can assume the rest position in which the belt webbing can pass freely through the webbing slot, a clamping position in which the locking cam presses the belt webbing against the clamping edge of the webbing slot, the biasing means being able to return the locking cam from the clamping position into the rest position, and a locking position in which the locking cam locks the belt webbing in the webbing slot, the biasing means not being able to return the locking cam from the locking position towards the rest position.

Abstract: A tensioner (10) for a seat belt includes a cylinder tube (12), a piston (14) that is movably arranged in the cylinder tube (12), a tension transmission means (24) connected to the piston (14) at a connecting portion (26) for transmitting the movement of the piston (14) to the seat belt, as well as a drive (18) which is adapted to exert a driving force in a tensioning direction A on the piston (14) so as to tension the seat belt. The tensioner (10) moreover includes a return stop which counteracts a displacement of the piston (14) in a direction B opposite to the tensioning direction A. The connecting portion (26) is arranged in the tensioning direction A ahead of the return stop.

Abstract: The invention relates to a seat belt buckle (10) comprising a locking mechanism for a plug-in latch and a casing (12) that encloses the locking mechanism and includes an inserting opening (14) for inserting the plug-in latch as well as a release opening (16) in which a release element (20) for releasing the locking mechanism is disposed. There is provided a sealing device (22) for sealing the inserting opening (14), when the plug-in latch is not inserted, and/or the release opening (16).

Abstract: The invention relates to a seat belt buckle for a seat belt comprising a casing, a locking member for a plug-in latch and an unlocking device (26) for releasing the unlocking member. The unlocking device (26) includes at least two unlocking surfaces (56, 60) which are independent of each other, wherein a predetermined force has to be applied to both unlocking surfaces (56, 60) for operating the unlocking device (26). The unlocking device (26) includes at least one fastening element (30) constituting an engaging connection with the casing, wherein the engaging connection prevents a movement of the unlocking device (26) in an unlocking direction of the locking member and the fastening element (30) has to be moved in a direction perpendicular to the unlocking direction for releasing the engaging connection.

Abstract: A locking tongue has a base part, a webbing slot in the base part and a locking cam. The locking cam is movable between a rest position and a clamping position. A biasing means biases the locking cam towards the rest position. The locking cam can assume the rest position in which the belt webbing can pass freely through the webbing slot, a clamping position in which the locking cam presses the belt webbing against the clamping edge of the webbing slot, the biasing means being able to return the locking cam from the clamping position into the rest position, and a locking position in which the locking cam locks the belt webbing in the webbing slot, the biasing means not being able to return the locking cam from the locking position towards the rest position.