Patent · US Expired

Counterflow evaporator for refrigerants

US6530421B1 · kind B1 · utility

7Cited by
30References
64Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 31, 2000
Grant dateMar 11, 2003
Priority date
Expiry dateMar 31, 2020

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF25B9/006
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

A counterflow evaporator for refrigerants, in particular for zeotropic refrigerants, where elongated inner members are inserted in the elongated tubular members of the evaporator to form an annular passage through which the refrigerant can flow. Resilient support members maintain the elongated inner members in position within the elongated tubular members.

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