Method and a device for controlled dosing of treating compositions in washing machines
US9687139B2 · kind B2 · utility
5Cited by
0References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 22, 2012 |
| Grant date | Jun 27, 2017 |
| Priority date | — |
| Expiry date | Nov 25, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L2501/07
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
The present invention provides a method of dispensing a plurality of treating compositions into a multistage automatic washing machine, as well as a dispensing device comprising an associated reservoir for collection of wash liquor and at least two chambers containing a treating composition. Said chambers are activated in response to an input from a sensor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.