Refrigerator
US11573046B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 26, 2019 |
| Grant date | Feb 7, 2023 |
| Priority date | — |
| Expiry date | Jul 22, 2041 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25D2317/061
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A refrigerator including a refrigerator main body having a refrigerating chamber therein, a cold air passage duct disposed within the refrigerator main body and provided with a cold air passage therein to discharge the cold air into the refrigerating chamber, a control case coupled to one surface of the cold air discharge duct and having a cold air discharge opening through which the cold air is discharged, and a shutter disposed between the cold air passage duct and the control case, and reciprocally movable in one direction to open and close at least part of the cold air discharge opening, and a knob link rotatably connected to the cold air passage duct to press the shutter such that the shutter is reciprocally movable.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.