Self-cleaning helical drain toilet
US9737181B1 · kind B1 · utility
Inventors
Key dates
| Filing date | Jul 5, 2016 |
| Grant date | Aug 22, 2017 |
| Priority date | — |
| Expiry date | Jul 5, 2036 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE03D11/18
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A toilet comprising a rinsing seat, a rimless bowl, and a helical loop trapway is disclosed. An annular cavity for the purpose of storing and dispensing rinse water from the rinsing seat is disclosed. In one embodiment, the rinsing seat includes a pressurized line which can be pressurized by a compressible membrane compressed by a toilet user. Outlet nozzles arranged about the circumference of the rinsing seat and designed to dispense rinse water at the rimless bowl are disclosed. Rinsing seat supports, hinge assemblies, and seat sensors which offer additional functionality to the rinsing seat are also disclosed. A steep interior surface and hydrophobic material for the rimless bowl are also disclosed and claimed herein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.