Water closet flushing apparatus
US5155870A · kind A · utility
19Cited by
3References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 31, 1990 |
| Grant date | Oct 20, 1992 |
| Priority date | — |
| Expiry date | Aug 31, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S4/03
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A water closet flushing apparatus provided with a pressure detector mounted along a water supply pipe, an opening and closing apparatus to open and close a water supply passage provided along the water supply pipe and a control apparatus that uses the pressure detected by the pressure detector to control the opening and closing operation of the opening and closing apparatus so that a predetermined amount of water is supplied to the water closet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.