The present invention relates to a piston for a pretensioning seatbelt, a seatbelt retractor and a pretensioning seatbelt. The piston comprises: a piston seat comprising a front surface and a first recess recessed from the front surface; and a piston head ...

The present invention relates to a seat headrest device comprising a fixed base (30), a headrest (20) and a headrest electric motor (40). The headrest electric motor (40) drives the headrest (20) to move relative to the fixed base (30) through a composite ...

A large-stroke electric headrest structure for a car seat, comprising: two guide rods (1) that are disposed in a same direction; a headrest body (2) externally connected with a slider (21), the slider (21) being provided with two through holes for the guid...

Provided is a control assembly (3) for a seat belt retractor, the control assembly comprising a first electric motor (31), a second electric motor (32), a control module (33), a third electric motor (34) and a retractor (35), wherein the control module (33...

The present disclosure relates to a winding drum (1) assembly. The winding drum (1) used for winding a safety belt extends in the axial direction and is rotatably supported in a frame of a retractor. A gear mechanism (2) is installed at one side of the win...

The present application relates to a belt assembly for a vehicle and an arrangement for a vehicle including the belt assembly. The belt assembly (2) comprises a belt body (20) having at least two ends, at least one of which is loop-free, wherein the belt b...