Spring devices – Spring panel – Spring means spacing loading surface vertically from plane...
Patent
1987-03-25
1988-04-12
Halvosa, George E. A.
Spring devices
Spring panel
Spring means spacing loading surface vertically from plane...
5247, 5255, 5476, 267107, F16F 302, A47C 2302
Patent
active
047369337
ABSTRACT:
A spring module for use in a spring assembly embodying a base frame and a grid frame comprising upper and lower attaching elements for connecting the module to the base frame and grid frame and a plurality of lower and upper symmetrically-disposed, yieldable legs connecting the lower and upper attaching elements.
REFERENCES:
patent: 2849057 (1958-08-01), Neely
patent: 3574240 (1971-05-01), Slominski
patent: 4398705 (1983-08-01), Mizelle
patent: 4470584 (1984-09-01), Mizelle
patent: 4475724 (1984-10-01), Hancock
patent: 4577841 (1986-03-01), Hagemeister
patent: 4666136 (1987-05-01), Hagemeister
Gammons Robert T.
Halvosa George E. A.
Webster Spring Co. Inc.
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