Foldable foam mattress with coil springs and firm periphery

Details Foldable foam mattress with coil springs and firm periphery Foldable foam mattress with coil springs and firm periphery

1998-04-30

1999-08-17

Grosz, Alex

Beds

Mattress

Having innerspring-type core

5727, A47C 2720

Patent

active

059374640

ABSTRACT:
A sleeping mattress is disclosed which is particularly adapted for use in sofa beds and has a resilient foam main portion and a peripheral edge portion along the sides, with the edge portions being made of greater density, less compression resilient foam material. The mattress has a covering fitting over said main portion and said peripheral edge portion, with the main portion having a plurality of openings with coil springs located within the openings.

REFERENCES:
patent: 3210781 (1965-10-01), Pollock
patent: 3287748 (1966-11-01), Trogdon et al.
patent: 3401411 (1968-09-01), Morrison
patent: 3732586 (1973-05-01), Frey
patent: 4429427 (1984-02-01), Sklar
patent: 4862540 (1989-09-01), Savenije
patent: 5701623 (1997-12-01), May

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