Patent · US Expired

Split heat pump outdoor fan arrangement

US4138859A · kind A · utility

11Cited by
9References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 2, 1977
Grant dateFeb 13, 1979
Priority date
Expiry dateNov 2, 1997

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02B30/52
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

A heat pump split system type air conditioner having an indoor and outdoor section, the outdoor section being compartmentalized to provide an insulated compartment containing the motor-compressor and fan motor so that heat from the fan motor and motor-compressor can be partially recovered and added to the circulating system refrigerant to increase the heating capacity of the heat pump.

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