Spring devices – Spring panel – Spring means spacing loading surface vertically from plane...
Patent
1984-10-05
1986-06-17
Reger, Duane A.
Spring devices
Spring panel
Spring means spacing loading surface vertically from plane...
5255, A47C 2304
Patent
active
045951802
ABSTRACT:
A spring assembly wherein there are a plurality of spring members disposed in transversely and longitudinally-spaced relation between a rectangular base frame and a rectangular grid frame and secured thereto and wherein certain of the springs are positioned at the corners and so configured that pressure brought to bear on the grid frame bends the spring units outwardly relative to the corners to impart tension to the border wire.
REFERENCES:
patent: 3286281 (1966-11-01), Slominski
patent: 4101992 (1978-07-01), Levine et al.
patent: 4452438 (1984-06-01), Hancock et al.
Gammons Robert T.
Oberleitner Robert J.
Reger Duane A.
Webster Spring Co. Inc.
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