The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 28, 1992

Filed:

Jul. 24, 1989
Applicant:
Inventors:

Osamu Tsutsui, Chigasaki, JP;

Atsuo Makita, Chigasaki, JP;

Hirofumi Takeuchi, Chigasaki, JP;

Shinji Shibata, Chigasaki, JP;

Noboru Shinbara, Chigasaki, JP;

Assignee:

Toto Ltd., Kitakyushu, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E03D / ; E03D / ;
U.S. Cl.
CPC ...
4300 ; 4305 ; 4313 ; 4329 ;
Abstract

In a water closet flushing apparatus of the type in which the flushing water from a flushing water supply source is fed through different flushing water feed lines to a bowl portion and a trap discharge passage defined adjacent to the bottom portion of the bowl portion, a water jet injector is provided so as to inject the flushing water jet toward the trap discharge passage, an opening-closing valve is disposed in each of different feed lines, and the operation of the opening-closing valve is controlled by a control unit. The flushing water is flushed into the bowl portion so as to clean the same while the jet of flushing water is injected into the trap discharge passage to cause the same to act as a siphon, whereby waste matter is discharged.


Find Patent Forward Citations

Loading…