Mehrstiftarretiervorrichtung a longitudinal adjustment device of a motor vehicle seat
1997
Locking a lengthwise adjustment device of a motor vehicle seat, with one hand, a detent strip (20) periodically arranged snap openings (22) and detent webs (24) and a bottom rail (26) associated with the longitudinal adjustment device and on the other hand a locking unit (28) a seat rail (30 ) associated with the longitudinal adjustment device and at least three, are independently (in the latching openings 22) latchable and jointly disengageable locking teeth (32) which (upon engagement in a detent opening due to its dimensions 22), respectively (only with a snap-in web 24) in contact can join to form a block between the catch bar (20) and locking unit (28) the engagement of at least two ratchet teeth (32) requires, characterized in that the geometrical conditions and the materials used are selected such that, for a crash load of the locking device a in the direction of the Load blocking pawl (32) is deformed and the locking unit (28) can thereby be displaced so far with respect to the catch bar (20), that at least one further locking tooth (32) engages supportive.
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