Toilet bowl odor removal suction control

Details Toilet bowl odor removal suction control Toilet bowl odor removal suction control

1981-06-03

1984-04-17

Phillips, Charles

Baths, closets, sinks, and spittoons

Ventilation

Electric-motor pump

E03D 905

Patent

active

044425554

ABSTRACT:
A toilet bowl deodorizing device of the type including an odor exhaust passageway connected to a flush passageway extending from a flush tank to a toilet bowl, and a suction fan installed in the exhaust passageway. The device comprises a ventilation control unit installed at an opening in an overflow passageway provided in the flush tank and communicating with the flush passageway, whereby odor removal suction is properly controlled.

REFERENCES:
patent: 2778033 (1957-01-01), Majauskas
patent: 2949615 (1960-08-01), Farrell
patent: 3192539 (1965-07-01), Martz
patent: 3626554 (1971-12-01), Martz
patent: 4318192 (1982-03-01), Williams et al.

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