Method and apparatus for cleaning laundry
US11041267B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 14, 2018 |
| Grant date | Jun 22, 2021 |
| Priority date | — |
| Expiry date | Mar 19, 2039 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD06F2105/42
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A laundry washing machine having a casing, a washing tub within the casing, a drum within the washing tub, a door to provide access to the drum, an additive loading and supply system configured to receive one or more cleaning products, a soaking chamber configured to receive and hold a unit dose package and at least a first volume of liquid, a tub supply pipe connecting the soaking chamber to the washing tub and/or drum, valves to dispense water into the soaking chamber, and a control unit operatively connected to the valves. The control unit has instructions that, when executed: cause the valves to supply the first volume of liquid to the soaking chamber, allow the first volume of liquid to reside in the soaking chamber for a predetermined amount of time, and subsequently release the first quantity of liquid from the soaking chamber to the tub supply pipe.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.