Mattress

Beds – Bedclothing – And means to facilitate changing thereof

Patent

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Details

5464, 5659, A47C 2704

Patent

active

053794729

ABSTRACT:
A mattress which includes at least two layers of a relatively soft material and a resilient intermediate layer arranged between the two layers having a lever effect so that deformation of the intermediate layer arising from a load on the mattress is permitted and so that when a person loads the mattress construction, forces arising from the load are transferred to the sides of the loading point, and the mattress construction is raised outside the loading point.

REFERENCES:
patent: 2072570 (1937-03-01), Smith
patent: 3125768 (1964-03-01), Rickert
patent: 4365371 (1982-12-01), Boussaroque
patent: 4476594 (1984-10-01), McLeod
patent: 4559659 (1985-12-01), Foster
patent: 4685658 (1987-08-01), Keown
patent: 4696070 (1987-09-01), Degen
patent: 4811439 (1989-03-01), Siegel et al.
patent: 4999868 (1991-03-01), Kraft
patent: 5040255 (1991-08-01), Barber, Jr.

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