Patent attributes
The invention relates to a headrest of an automotive vehicle seat, said headrest comprising the following features: a carrier structure comprising at least one bar and being connected to a supporting member, said carrier structure being connected to said supporting member through at least one guide region and said supporting member being movable with respect to said carrier structure along a linear forward path of travel from a normal position of utilization into an accident position in which said supporting member is located both in the x direction and in the z direction in front of the position of utilization, a drive unit being provided, said drive unit comprising a tension spring and a blocking device, said blocking device comprising a first blocking part and a disengagement device, said first blocking part comprising an oblong opening through which engages a driver member of said carrier structure, in the position of utilization the tensile force of said tension spring abutting on said first blocking part and after the disengagement device has been actuated said first blocking part releasing said tension spring.