Patent · US Expired

Heat exchanger

US6896043B2 · kind B2 · utility

15Cited by
8References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 5, 2002
Grant dateMay 24, 2005
Priority date
Expiry dateApr 1, 2022

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF28F2250/104
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

An improved counterflow heat exchanger is described. The heat exchanger has one or more cold air intake passageways and one or more hot air intake passageways wherein the flow of cold air is opposite the flow of hot air. In addition, each cold air intake passageway contacts at least one hot air intake passage way.

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