Heat exchange – With adjustor for heat – or exchange material – flow
Patent
1994-06-07
1996-01-02
Leo, Leonard R.
Heat exchange
With adjustor for heat, or exchange material, flow
49465, 251901, 454284, 454289, F24F 1308
Patent
active
054799848
ABSTRACT:
A register of a forced air system is sealed by placing a heavy flexible magnetic panel over the register and adhering the entire panel to the entire register for preventing escape of forced air from the register. The flexible magnetic panel is used on wall registers, on floor registers and on ceiling registers.
REFERENCES:
patent: 3831321 (1974-08-01), Johnson
patent: 3894527 (1975-07-01), Ickes
patent: 3951168 (1976-04-01), Roberts
patent: 4389827 (1983-06-01), Van Valkenburg
patent: 4502368 (1985-03-01), Hempel
patent: 4520715 (1985-06-01), Coomes et al.
patent: 4686893 (1987-08-01), Jinkins
patent: 5213543 (1993-05-01), Clarino
patent: 5230657 (1993-07-01), Opoka
Butorac Michael
Easterbrook David
Creighton Wray James
Eastorac Corporation
Leo Leonard R.
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