Refrigerator comprising vacuum space
US11940206B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 6, 2021 |
| Grant date | Mar 26, 2024 |
| Priority date | — |
| Expiry date | May 11, 2041 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25D2201/14
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
The refrigerator includes a body having a storage space for storing a predetermined storage object, wherein the body includes an inner case having the storage space, an outer case having an inside surface spaced a predetermined gap from an inside surface of the inner case to house the inner case, a vacuum space provided between the inner case and the outer case enclosed to maintain a vacuum state for heat insulating between the inner case and the outer case, and a sealing unit for sealing a front of the vacuum space formed between a front of the inner case and a front of the outer case and reducing a heat transfer rate between the inner case and the outer case.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.