Modular mattress with gradually varying heights toward the cente

Details Modular mattress with gradually varying heights toward the cente Modular mattress with gradually varying heights toward the cente

1999-05-27

2000-07-11

Grosz, Alexander

Beds

Mattress

Sectional with regard to firmness

5722, 5723, 5731, A47C 2715

Patent

active

060853735

ABSTRACT:
A mattress made of foamed plastic material with modulated rigidity, having an upper layer made of a plastic material with a composition based on an open cell polyurethanic foam with silicone, flameproofing, fungicide and bacteriostatic additives, having low elastic memory and being substantially inelastic, which is arranged on a lower layer which is composed of modular elements which are mutually assembled by joints of the mortise and tenon types.

REFERENCES:
patent: 2229536 (1941-01-01), Wilkich
patent: 3047888 (1962-08-01), Shecter
patent: 3210781 (1965-10-01), Pollock
patent: 3608106 (1971-09-01), Parramon
patent: 4053957 (1977-10-01), Regan
patent: 4526830 (1985-07-01), Ferziger et al.
patent: 5669094 (1997-09-01), Swanson
patent: 5671492 (1997-09-01), Simon

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