Cable drive mechanical seat suspension

Details Cable drive mechanical seat suspension Cable drive mechanical seat suspension

1997-10-26

1999-09-21

Chen, Jose V.

Chairs and seats

Movable bottom

Movable independently of back

248564, 248584, 24828011, F16M 1300

Patent

active

059544007

ABSTRACT:
A vehicle seat suspension system is provided which includes, in a seat support comprising an upper housing and a lower housing and a scissors linkage support apparatus, a spring fixed to the upper housing and a cable attached to the spring and wrapping around a pulley attached to the upper housing and downwardly to an arcuate or eccentric pulley attached at the scissors linkage axis pivot and an actuator knob which allows a seat occupant to tighten or loosen the cable and raise or lower the seat to provide a vehicle seat suspension system. The present invention provides a suspension system which can be discreetly and infinitely adjustable and which allows a user to adjust the suspension curve characteristics of the seat by utilizing a non-circular drive pulley which is movably adjustable.

REFERENCES:
patent: 4072287 (1978-02-01), Swenson et al.
patent: 4448386 (1984-05-01), Moorhouse et al.
patent: 4659052 (1987-04-01), Nagata
patent: 4856763 (1989-08-01), Brodersen et al.
patent: 4943037 (1990-07-01), Brodersen et al.
patent: 5580027 (1996-12-01), Brodersen

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