Baths – closets – sinks – and spittoons – Flush closet – Urinals only
Patent
1980-01-23
1982-03-30
Levy, Stuart S.
Baths, closets, sinks, and spittoons
Flush closet
Urinals only
4300, 4301, 4661, 4DIG5, A47K 1100, E03D 900
Patent
active
043217141
ABSTRACT:
A method and apparatus for continuously defecating a urinal by means of foam provided on the inside face thereof is provided. Urine odor is sealed in the urinal and hygienically removed immediately after urination and transferred out of the urinal. The urine is sealed and lubricated by the foam, without the need for a large quantity of water.
The urinal is provided with a casing including a foaming tank provided with an air stone and an air delivery pipe therefor, a foam supply pipe connected with the urinal and a water replenishing tank for controlling the level of water within the casing.
REFERENCES:
patent: 1114670 (1914-10-01), Baker
patent: 3383710 (1968-05-01), Sumner
patent: 3585649 (1971-06-01), Miya
patent: 3843976 (1974-10-01), Miya et al.
patent: 4170797 (1979-10-01), Sundberg
"New Crane Light Weight Porcelain Urinal Stalls",Crane Co. Circular 539 B, Jun. 1920.
Matsumoto Kaname
Takai Souichi
Watanabe Yukinori
Levy Stuart S.
Nepon Kabushiki Kaisha (Nepon Inc.)
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