Vehicle seat

Chairs and seats – Crash seat – Bottom and back movable as unit in response to force

Patent

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Details

248561, 248563, B60R 2110

Patent

active

042251788

ABSTRACT:
A vehicle seat has a rigid seat support plate which is spring-mounted for vertical movement on the frame and becomes locked in the event of a collision by a pendulum actuated ratchet and pawl mechanism to prevent a "plunging" or "submarining" effect.

REFERENCES:
patent: 2660222 (1953-11-01), Woodsworth
patent: 2922461 (1960-01-01), Braun
patent: 3065828 (1962-11-01), Caldemeyer
patent: 3797798 (1974-03-01), Magruder
patent: 3897101 (1975-07-01), Hess

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