Washing machine and micro-bubble generator thereof
US11383210B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 27, 2019 |
| Grant date | Jul 12, 2022 |
| Priority date | — |
| Expiry date | May 27, 2040 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD06F39/088
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A washing machine that includes a cabinet; an outer basket in the cabinet and configured to accommodate wash water; an inner basket in the outer basket and configured to accommodate laundry; a water supply valve unit in the cabinet and connected to an external water supply source, configured to receive wash water; and a micro-bubble generator configured to receive the wash water from the water supply valve unit, generate micro-bubbles, and supply the micro-bubbles to a washing space. The micro-bubble generator includes a dissolving unit configured to mix or dissolve gas into the wash water from the water supply valve unit. The dissolving unit includes: a water supply line connection connected indirectly to the water supply valve unit, configured to introduce the wash water; a supply hole providing a path in which gas is introduced into a dissolution space; and a dissolved water drain portion discharging the wash water in which gas is mixed or dissolved.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.