Suspension device for automotive seat

Details Suspension device for automotive seat Suspension device for automotive seat

1991-07-29

1992-05-26

Chotkowski, Karen J.

Supports

Resilient support

Adjustable preloading of resilient means

248543, 248565, 248564, F16M 1300

Patent

active

051160161

ABSTRACT:
A suspension device for automotive seat which is provided with a hydraulic damper and a compression coil spring wound therearound, such that the coil spring is adjusted in elastic repercussion force by way of worm gear and worm wheel so as to permit a fine adjustment of the repercussion force of the coil spring. A casing may be provided for housing the worm gear and worm wheel, and an indicator is formed on the casing. Below the casing, a scale plate having a desired plural graduation lines or marks is provided, to thereby precisely set a desired reprecussion force of the spring.

REFERENCES:
patent: 2534047 (1950-12-01), McIntyre
patent: 2680472 (1954-06-01), Hempe, Jr.
patent: 2893470 (1959-07-01), Peller
patent: 2936818 (1960-05-01), Harrington et al.
patent: 3888451 (1975-06-01), Lacey
patent: 4029283 (1977-06-01), Swenson et al.
patent: 5011109 (1991-04-01), Nagata

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