Combined refrigerator/freezer appliances with dampers having ice prevention treatments
US9970699B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 26, 2013 |
| Grant date | May 15, 2018 |
| Priority date | — |
| Expiry date | Jan 11, 2036 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25D17/065
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
Combined refrigerator/freezer appliances with dampers having ice prevention treatments are disclosed. An example combined refrigerator/freezer appliance includes a cabinet having a first compartment and a second separate compartment, a refrigeration system including a compressor, a single evaporator and a condenser, the single evaporator being associated with the first compartment to lower temperatures of the first and second compartments, and a damper having a first position in which air is prevented from flowing from the first compartment to the second compartment, and a second position in which air is permitted to flow from the first compartment to the second compartment, wherein at least a portion of the damper is treated to prevent ice buildup from forming on the at least portion of the damper when the damper is in the first position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.