Beds – Bedclothing – And means to facilitate changing thereof
Patent
1986-05-05
1987-10-20
Smith, Gary L.
Beds
Bedclothing
And means to facilitate changing thereof
5 90, 5453, 5463, 5473, A47C 2708
Patent
active
047004185
ABSTRACT:
A sterile mattress unit that contains a mattress, an air tight cover of micro filter material enclosing the mattress and a gas reservoir that supplies gas to the interior of the cover is disclosed. The reservoir is a flexible structure that expands and contracts as weight is placed upon or taken from the surface of the mattress. A medicated agent is preferably included in the gas and gas reservoir to provide protection against microorganisms.
REFERENCES:
patent: 2686006 (1954-08-01), Hasselquist
patent: 2997100 (1961-08-01), Morris
patent: 3017642 (1962-01-01), Rosenberg et al.
patent: 3058124 (1962-10-01), Sturtevant
patent: 3154798 (1964-11-01), Harris et al.
patent: 4276666 (1981-07-01), Yamada
patent: 4573740 (1986-03-01), Frobose
patent: 4620333 (1986-11-01), Ritter
patent: 4620337 (1986-11-01), Williams et al.
Ralabate James J.
Smith Gary L.
Trettel Michael F.
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