Baths – closets – sinks – and spittoons – Ventilation – Electric-motor pump
Patent
1987-04-07
1987-10-27
Phillips, Charles E.
Baths, closets, sinks, and spittoons
Ventilation
Electric-motor pump
E03D 904
Patent
active
047019662
ABSTRACT:
An instant air free flow toilet stool odor removal means which comprises one disposable duct placed between the toilet seat hinges of any modern toilet stool, with the receptive opening of said disposable duct positioned under the rear edge of the toilet stool seat. The opposite end of said disposable duct being held in communication with a tubular manifold by retaining lugs molded on said manifold for use as a snap-on application of the disposable duct to said manifold. The manifold-duct combination being held in position by the toilet seat hinges and the forward wall of the toilet stool flush tank. A conduit is coupled in communication with said manifold and said conduit also coupled in communication with an air free flow centrifugal fan. The outlet port of said centrifugal fan is coupled in communication with a flap closing exterior wall vent to the exterior. Upon the use of the toilet stool and the activation of the air free flow centrifugal fan, thirty cubic feet per minute of air will flow through the toilet bowl conveying odors to the exterior.
REFERENCES:
patent: 1774156 (1930-08-01), Root
patent: 1978467 (1934-10-01), Malmberg
patent: 2728088 (1955-12-01), Gudish
patent: 3295147 (1967-01-01), Meyer
patent: 3523309 (1970-08-01), Munden
patent: 3849808 (1974-11-01), Olson et al.
patent: 4085470 (1978-04-01), Roberts
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