Patent
1990-03-02
1991-10-22
Joyce, Harold
98 4013, F24F 1320
Patent
active
050584928
ABSTRACT:
A device which permits rapid conversion of an air diffuser in an evaporative air conditioning system during periods of use, to an insulative dampening member during periods of non-use. The device attaches to the opening of outlet air duct of the cooling system and is adapted to receive and secure alternately an air diffuser during periods of cooling, and an insulative dampening block during periods of non-use.
REFERENCES:
patent: 4047475 (1977-09-01), Cox
patent: 4377059 (1983-03-01), Kuhr
patent: 4735132 (1988-04-01), Ching
patent: 4760773 (1988-08-01), Pezzulli
Joyce Harold
Mangrum Dennis L.
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