Baths – closets – sinks – and spittoons – Ventilation – Electric-motor pump
Patent
1993-12-10
1994-12-06
Fetsuga, Robert M.
Baths, closets, sinks, and spittoons
Ventilation
Electric-motor pump
E03D 9052
Patent
active
053698134
ABSTRACT:
In a preferred embodiment, a self-contained toilet ventilation system for retrofitting to an existing toilet installation, the toilet installation comprising a bowl, a water tank attached to the bowl, a tank interior air volume disposed within the tank, a bowl interior volume disposed within the bowl, and an overflow pipe connecting the tank interior air volume to the bowl interior volume, the system comprising an odor removing filter for reducing airborne odors, a motive fan for forcing air from the bowl interior air volume, through the overflow pipe, through the tank interior air volume, through the odor removing filter, and out of the system, and a mounting structure for housing the odor removing filter and the motive fan, the mounting structure being disposed on an upper edge of the water tank.
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patent: 4864664 (1989-09-01), Higgins
patent: 4998299 (1991-03-01), Menge
patent: 5125119 (1992-06-01), Munoz
Goddard Lewis W.
McAteer Edward J.
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