Method and apparatus for upgrading washing machine water efficiency
US7946139B2 · kind B2 · utility
0Cited by
4References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 17, 2008 |
| Grant date | May 24, 2011 |
| Priority date | — |
| Expiry date | Jul 24, 2029 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD06F2103/04
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A water level control for a washing machine provides an integrated unit that may replace standard mechanical water level controls with a microprocessor-based circuit that may provide for more sophisticated water management in a standard washing machine using a non-microprocessor cycle timer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.