Locking device with grooved locking pins

摘要

A locking device of a longitudinal adjustment device of a vehicle seat is provided with a catch bar with periodically arranged snap openings and snap studs that is assigned to a bottom rail of the longitudinal adjustment device and is further provided with a locking unit assigned to a seat rail of the longitudinal adjustment device. The locking device has at least two locking pins that can be inserted into the snap openings independent of one another, they can be disengaged only jointly. The locking pins are arranged in a guide member which has a pin bore for each locking pin. The snap pins are provided with a grooved region consisting of at least one individual groove. Said grooved region is located in proximity to the lower end of the corresponding pin bore when the locking pin is engaged in a snap opening.