Baths – closets – sinks – and spittoons – Flush closet – Bowl
Patent
1979-05-14
1980-05-20
Artis, Henry K.
Baths, closets, sinks, and spittoons
Flush closet
Bowl
4302, 4DIG3, 4DIG15, 4406, 137392, 13762412, E03D 1102, E03D 1118
Patent
active
042031737
ABSTRACT:
A plumbing fixture in combination with means for preventing overflow from a toilet bowl having a P-trap when an obstruction is created in the waste outlet thereof, such plumbing fixture including a blow-out jet pipe, the entrance of the pipe being coupled in fluid communication with the water supply pipe connected to the toilet bowl at the upper portion thereof and the outlet of the pipe coupled in fluid communication with the P-trap of the toilet bowl of the plumbing fixture, comprising: a toilet bowl having a water supply pipe operably coupled therewith; an electrically-controlled flushing valve operably associated with the supply pipe for controlling the flow of water to the toilet bowl; a source of electricity for operating the valve; electrical switch means operably associated with the source of electricity for controlling the delivery of electricity for controlling the delivery of electricity to the valve for actuation thereof; an insulated electrical probe mounted in the water supply pipe; said electrical probe operably associated with a detection circuit means whereby said detection circuit deactivates said source of electricity when water is in said supply pipe and completes the circuit between said electrical probe and electrical ground.
REFERENCES:
patent: 2707482 (1955-05-01), Carter
patent: 2858546 (1958-11-01), Tekenos et al.
patent: 2988751 (1961-06-01), Rutherford
patent: 3121880 (1964-02-01), Gelhar
patent: 3713177 (1973-01-01), Tuffs et al.
patent: 3751736 (1973-08-01), Egli
patent: 3908204 (1975-09-01), Hopkins
patent: 3928874 (1975-12-01), Albertson
patent: 3987502 (1976-10-01), Hartman
patent: 4041557 (1977-08-01), Ringler
Hafner Walter V.
Morris Earl L.
Sally Theodore J.
Acorn Engineering Co.
Artis Henry K.
Lofstedt Ben E.
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