Patent · US Expired

Vehicle air-conditioning device including a multi-purpose heat exchanger

US6810952B2 · kind B2 · utility

10Cited by
9References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 12, 2001
Grant dateNov 2, 2004
Priority date
Expiry dateMay 2, 2021

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF25B13/00
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

A refrigerant-fluid circuit has a compressor, a condenser serving as heat sink and a first evaporator serving as cold source. The circuit also has a second evaporator and the refrigerant fluid is made to flow either only in the first evaporator, or in the two evaporators, depending on the cooling power required.

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