Refrigerator
US12392540B2 · kind B2 · utility
0Cited by
2References
15Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jun 17, 2022 |
| Grant date | Aug 19, 2025 |
| Priority date | — |
| Expiry date | Aug 24, 2043 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25D25/025
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A refrigerator is provided. The refrigerator includes a first fresh-preservation chamber, one or more adsorption towers, a valve, and an air pump. An air inlet of the air pump is in communication with the first fresh-preservation chamber, an air outlet of the air pump is in communication with an air inlet of each of the one or more adsorption towers through an air inlet channel of the valve, and the air inlet of each of the one or more adsorption towers is in communication with the first fresh-preservation chamber through an air outlet channel of the valve.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.