Sinuous spring with depth control

Details Sinuous spring with depth control Sinuous spring with depth control

1980-10-02

1983-02-01

Reger, Duane A.

Spring devices

Spring panel

Spring means spacing loading surface vertically from plane...

267110, F16F 302

Patent

active

043711537

ABSTRACT:
A prestressed sinuous spring for furniture springing in which the upwardly spanned are or contour is loaded and depressed to a modified depth and contour by incorporating and selectively positioning a reinforcing link with the prestressed sinuous spring to resist tension and bending forces to which the prestressed sinuous spring is subjected upon loading between the ends thereof.

REFERENCES:
patent: 2657740 (1953-11-01), Daniels et al.
patent: 2731075 (1956-01-01), Flint
patent: 2897879 (1959-08-01), Brown et al.
patent: 2916087 (1959-12-01), Laitur
patent: 2936821 (1960-05-01), Neely
patent: 3248745 (1966-05-01), Gunlock
patent: 4247089 (1981-01-01), Crosby et al.

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