Patent · US Expired

Heat exchanger

US7261147B2 · kind B2 · utility

6Cited by
10References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 13, 2004
Grant dateAug 28, 2007
Priority date
Expiry dateJun 15, 2025

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S165/504
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

Disclosed is a heat exchanger including a plurality of tubes through which refrigerants flow, the tubes being spaced away from each other, and a plurality of fins through which the tubes are perpendicularly inserted, the fins being spaced away from each other at a predetermined distance, each of the fin having more than four peak portions and more than four valley portions that are alternately disposed. Heights or depths of at least two peak portions or at least two valley portions being different from each other.

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