Spring construction

Details Spring construction Spring construction

1978-10-06

1981-01-27

Kazenske, Edward R.

Spring devices

Spring panel

Spring means spacing loading surface vertically from plane...

5247, 267110, F16F 300, A47C 2708

Patent

active

042470897

ABSTRACT:
A seat spring assembly having sinuous spring bands wherein the outermost band adjacent a side rail is provided supplemental resilient resistance to deflection by a combination of a trust member and a key member. As a result, a uniform spacing can be maintained between the bands across the entire seat frame.

REFERENCES:
patent: 2218708 (1940-10-01), Hakerstump
patent: 2657740 (1953-11-01), Daniels et al.
patent: 3200417 (1965-08-01), Costello
patent: 3667749 (1972-06-01), Platt et al.
patent: 3982737 (1976-09-01), Platt et al.
patent: 3998442 (1976-12-01), Keane et al.

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