High performance toilet with rim-jet control capable of enhanced operation at reduced flush volumes
US9353512B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 3, 2012 |
| Grant date | May 31, 2016 |
| Priority date | — |
| Expiry date | Nov 20, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02A50/30
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A siphonic, gravity-powered toilet bowl assembly having a toilet bowl, which includes a bowl inlet in fluid communication with a source of fluid; a rim around an upper perimeter of the bowl defining a rim channel, having an inlet port in fluid communication with the bowl inlet and at least one outlet port; a bowl outlet in fluid communication with a sewage outlet; a direct-fed jet having an inlet port in fluid communication with the bowl inlet for receiving fluid and the bowl outlet for discharging fluid; and a control unit arranged in communication with the bowl inlet for controlling flow from the source of fluid passing through the bowl inlet into the inlet ports of the rim channel and the direct-fed jet, having a first extending rear portion and a second rim channel end portion, wherein the rear portion may extend at least partially into the bowl inlet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.