Door cooling apparatus for refrigerator with double-acting door
US6401482B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 15, 2001 |
| Grant date | Jun 11, 2002 |
| Priority date | — |
| Expiry date | Aug 15, 2021 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25D2700/02
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A door cooling supply apparatus of a refrigerator with a double-acting door includes: a first cooling air separating duct and a second cooling air separating duct separated from a main cooling air duct; a door cooling air duct installed at the cooling compartment door to discharge cooling air from the cooling compartment door to the cooling compartment and connected to the first and the cooling air separating duct; a plurality of door opening sensing units for detecting an opening direction of the cooling compartment door; a controller for determining the opening direction of the cooling compartment door according to signals of the plurality of the door opening sensing units; and a cooling air switching unit installed at an area where the main cooling air duct is separated into the first cooling air separating duct and the second cooling air separating duct and selectively opening one of the first and the second cooling air separating duct controlled by the controller.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.