Spring unit

Details Spring unit Spring unit

1985-07-29

1987-08-11

Halvosa, George E. A.

Spring devices

Spring panel

Spring means spacing loading surface vertically from plane...

5247, 5255, 267108, A47C 2302

Patent

active

046856595

ABSTRACT:
A bent wire spring unit for interposition between a grid frame and base frame comprising upper and lower attaching elements and intervening spaced, parallel, oppositely-facing supports comprising vertical lengths of wire and at the upper and lower ends of the vertical lengths of wire, V-shaped lengths of wire, the legs of which are connected, respectively, to the vertical lengths of wire and to the attaching elements.

REFERENCES:
patent: 3612505 (1971-10-01), Bond
patent: 3754744 (1973-08-01), Ciampa et al.
patent: 4398705 (1983-08-01), Mizelle
patent: 4510635 (1985-04-01), Woffendin
patent: 4559654 (1985-12-01), Mizelle
patent: 4577841 (1986-03-01), Hagemeister

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