Baths – closets – sinks – and spittoons – Flush closet – Bowl
Patent
1978-02-28
1980-03-04
Artis, Henry K.
Baths, closets, sinks, and spittoons
Flush closet
Bowl
4426, 4415, 137403, 137409, E03D 1102, E03D 1118
Patent
active
041909100
ABSTRACT:
A sanitation appliance such as a water-closet or the like equipped with a generally vertically extending outlet pipe is provided with a resilient diaphragm mounted within said pipe and extending thereacross to stem the flow of flushing water passing through said pipe until a sufficient quantity of the water has accumulated whereupon the diaphragm operates to pass the water through the pipe thereby to cause the accumulated water to act as a water plug creating a suction effect within the pipe.
REFERENCES:
patent: 2638178 (1953-05-01), McRill
patent: 3838706 (1974-10-01), Klenk et al.
Oldani Melchiorre
Teglund Lars
AB Gustavsberg
Artis Henry K.
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