Composite bed mattress

Details Composite bed mattress Composite bed mattress

1984-12-14

1986-12-30

Smith, Gary L.

Beds

Bedclothing

And means to facilitate changing thereof

5481, A47C 2700, A47C 2714

Patent

active

046317686

ABSTRACT:
The invention provides a composite bed mattress comprising a first, relatively firm foam layer and a second, relatively soft foam layer said first and second layers being disposed in face to face contiguous relationship to one another, wherein the first foam layer contains at least one recess adjacent the second foam layer and the second foam layer has a respective, relatively soft, foam projection which fits into each recess, and the region of the mattress containing the or each recess and projection corresponds, in use, with the hip region of a person laying on an upper surface of the mattress.

REFERENCES:
patent: 2469084 (1945-01-01), Schenker
patent: 2604642 (1952-07-01), Marlo
patent: 3083380 (1963-04-01), Adler
patent: 3451071 (1969-06-01), Whiteley
patent: 3885258 (1975-05-01), Regan
patent: 4053957 (1977-10-01), Regan
patent: 4476594 (1984-10-01), McLeod

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