Low flush volume toilet

Details Low flush volume toilet Low flush volume toilet

1997-01-22

1999-07-27

Fetsuga, Robert M.

Baths, closets, sinks, and spittoons

Flush closet

Bowl

4421, E03D 1108

Patent

active

059268638

ABSTRACT:
A water-closet bowl which comprises a bowl part provided with a wash water delivery opening on the wall surface; a substantially inverted U-type trap water discharge channel formed adjacent to the bottom of the bowl part and communicating with the bowl part through the inflow opening at the bottom; a tank for storing wash water provided at the rear, upper portion of the bowl part and having a discharge opening at the bottom; a wash water-distributing part provided substantially just under the discharge opening of the tank and used for receiving the wash water from the tank and distributing it; a rim water path formed on the periphery at the upper end of the bowl part; a rim part having a plurality of wash water injection holes provided in communication with the rim water path; a first water channel communicating between the wash water-distributing part and the wash water delivery opening; and a second water channel communicating between the wash water-distributing part and the rim water path.

REFERENCES:
patent: Re18065 (1931-05-01), Tilden
patent: 0237036 (1881-01-01), Meyer
patent: 0244893 (1881-07-01), Hellyer
patent: 1362062 (1920-12-01), Tilden
patent: 1947439 (1934-02-01), Crane et al.
patent: 1970799 (1934-08-01), Gavin et al.
patent: 2066883 (1937-01-01), Groeniger
patent: 2529632 (1950-11-01), Russell et al.
patent: 3131402 (1964-05-01), Roberts
patent: 4145776 (1979-03-01), Crosby et al.
patent: 4197599 (1980-04-01), Tsai
patent: 5054133 (1991-10-01), Pickerrell et al.
English language abstract of Japanese Patent Laid-Open Publication No. 2-194225, dated Jul. 31, 1990.

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