Patent · US Expired

Air duct system for a refrigerator

US7089755B2 · kind B2 · utility

2Cited by
4References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 28, 2003
Grant dateAug 15, 2006
Priority date
Expiry dateMay 8, 2023

Classification

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

Abstract

An air duct system for a combined refrigerator of the forced air circulation type and comprising a freezing compartment (1) and a refrigerating compartment (2), which are superposed and separated by an intermediate wall (3), and further having an air cooling compartment (4) lodging an evaporator (5) and a fan (6) and presenting at least one circulated air inlet (4a) and at least one refrigerated air outlet (4b). The system comprises a body (10) mounted to the inside of the intermediate wall (3) and defining a rear chamber (11), which is opened to the circulated air inlet (4a); a transversal through-duct (12) communicating the refrigerated air outlet (4b) with the refrigerating compartment (2); at least one first and one second return duct (13, 14) presenting a rear end (13b, 14b) opened to the rear chamber (11), and a front end (13a, 14a) opened to the inside of the freezing compartment (1) and of the refrigerating compartment (2), respectively.

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