Patent · US Expired

Refrigerator damper apparatus and refrigerator

US6647740B2 · kind B2 · utility

5Cited by
7References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 25, 2002
Grant dateNov 18, 2003
Priority date
Expiry dateMar 25, 2022

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF25D2400/04
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

A damper apparatus for a refrigerator includes a single damper open/close plate in which two faces of the damper open/close plate are capable of facing two duct opening sections that are branched from one duct. Each of the two faces of the open/close plate opens and closes each of the corresponding opening sections that face the respective two faces of the open/close plate.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.