Patent · US Expired

Annular heat exchanger fins

US4005748A · kind A · utility

0Cited by
4References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 14, 1975
Grant dateFeb 1, 1977
Priority date
Expiry dateMar 14, 1995

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S165/501
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

Annular fins for a heat exchanger are fabricated in circumferential segments, arranged end to end, with each segment having inner and outer edges of identical but radially spaced contour, so that such segments can be stamped from a blank without any scrap created between the common edges of adjacent segments.

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