Spring core for mattress or seat cushion

Details Spring core for mattress or seat cushion Spring core for mattress or seat cushion

1996-08-09

1998-07-28

Schwartz, Chris

Spring devices

Spring panel

Spring means spacing loading surface vertically from plane...

267 86, 267107, 267160, 267165, 5476, 29745249, F16F 300, A47C 2302, A47C 702

Patent

active

057853037

ABSTRACT:
This invention relates to a spring core of leaf springs for mattresses and seat cushions. According to the invention, the spring core comprises at least two plates opposite each other, having a multiplicity of spring elements broken out of holes. Preferably, the spring elements of the opposite plates are mirror-images.

REFERENCES:
patent: 1630459 (1927-05-01), Zeidler
patent: 2277853 (1942-03-01), Kohn
patent: 2313171 (1943-03-01), Piliero
patent: 3879025 (1975-04-01), Dillard
patent: 3974532 (1976-08-01), Ecchuya
patent: 4682378 (1987-07-01), Savenije
patent: 4713854 (1987-12-01), Graebe
patent: 4935977 (1990-06-01), Yamada
patent: 5409200 (1995-04-01), Zingher et al.

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