Refrigeration compressor with pump actuated oil return

Details Refrigeration compressor with pump actuated oil return Refrigeration compressor with pump actuated oil return

1983-08-16

1985-07-23

Capossela, Ronald C.

Refrigeration

Processes

Lubricant handling

62468, F25B 4302

Patent

active

045302154

ABSTRACT:
A compressor having an oil sump, an external oil reservoir, a conduit connecting the bottom of the oil reservoir to the compressor sump, a pump in the conduit for pumping excess oil from the reservoir to the compressor sump, and an overspill from the compressor sump back to the oil reservoir and a high side or a low side oil separator for removing oil from the refrigerant flow stream and returning it to the reservoir.

REFERENCES:
patent: 3140041 (1964-07-01), Kramer et al.
patent: 3280576 (1966-10-01), Endress
patent: 3304741 (1967-02-01), Weller
patent: 3379033 (1968-04-01), Grant
patent: 3500962 (1970-03-01), Kocher
patent: 3636723 (1972-01-01), Kramer
patent: 3792594 (1974-02-01), Kramer
patent: 3866438 (1975-02-01), Endress
patent: 4213307 (1980-07-01), Watson
patent: 4275570 (1981-06-01), Szymaszek et al.
Dossat, Roy J.: Principles of Refrigeration, pp. 358-360.

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