Fresh drawer and refrigerator using same
US10907893B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 15, 2016 |
| Grant date | Feb 2, 2021 |
| Priority date | — |
| Expiry date | Sep 3, 2037 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25D29/00
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A fresh drawer and a refrigerator using same. The fresh drawer comprises: a drawer body, wherein a storage chamber for storing food is provided inside the drawer body, and the storage chamber is of an openable sealed structure; a gas supplier, used for providing fresh-keeping gas for the storage chamber; and a pressure balancer, used for balancing air pressure inside the storage chamber. In the fresh drawer and the refrigerator using same, air in an inner storage chamber is replaced with fresh-keeping gas such as nitrogen and oxygen, to provide a modified atmosphere for a food storage space, such that the shelf life of food can be greatly extended.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.