Freezer, in particular ultra-low temperature freezer
US9835370B2 · kind B2 · utility
2Cited by
18References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 16, 2014 |
| Grant date | Dec 5, 2017 |
| Priority date | — |
| Expiry date | Apr 14, 2035 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25D23/025
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
An ultra-low temperature freezer comprising an interior and a housing surrounding the interior and having an outer door. The interior comprises several cooling compartments in a stacked arrangement, each cooling compartment having an inner door. At least one upper cooling compartment has a supplementary seal for sealing its inner door compared to at least one lower cooling compartment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.