Patent · US Expired

Supplemental heat control apparatus and method for freezer/refrigeration equipment

US7137262B2 · kind B2 · utility

6Cited by
6References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 5, 2003
Grant dateNov 21, 2006
Priority date
Expiry dateDec 5, 2023

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF25D2700/14
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

A method and apparatus that provides supplemental heat from a heat source based upon the operating environment of a refrigeration or freezer. The supplemental heat is automatically controlled to provide heating to a sealing area to prevent condensation from forming.

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