Laundry treatment appliance having selectable treatment agent control modes
US12359358B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 28, 2019 |
| Grant date | Jul 15, 2025 |
| Priority date | — |
| Expiry date | May 27, 2042 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD06F2105/58
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A laundry treatment appliance having a treatment cycle a drawer with a compartments for treatment agents; metering devices to draw doses from the compartments; and a control unit to control the metering devices according to a selected control mode. In a first mode, one metering device draws treatment agent dose during one of two phases, and the other metering is kept off during both phases. In a second mode, both metering devices draw up treatment agent doses during at least one of two phases. In a third mode one metering device draws treatment agent during one phase of two phases, and the other metering device draws up treatment agent dose during the other of two phases.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.