Keiper U.s.a., Inc.

Daniel R Boyer

Bernd A Klueting

Fred C Kresky

Power hinge recliners for vehicle seat backs wherein sandwich taumel gearing provides high rigidity and torque capacity for accommodating power adjustment under occupant back pressure loads and including gravity release inertia latch back rest retention. Optional dual power actuated master and slave hinge construction is included.

Taumel hinge recliner

Improved inertia latch passenger car seat back hinge extending operative range of nose down vehicle parked condition without incurring seat back lock up.

Guide profile for inertia latch

The invention concerns a hinged recliner for seats with adjustable seat backs, especially automobile seats, where a fixed hinge part attached to the seat, and a swingable hinge part attached to the seat back are connected via an axis of rotation, and where an adjustment and locking device, designed on a taumel gear principle, determines the position of both hinge parts to each other and the eccenter of the taumel gear system is connected to a power device through the mediation of a reduction gear by means of a flexible shaft.

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Gainesville, FL, United States of America

Daniel R Boyer