Refrigerant overpressure release recovery system with compressor

Details Refrigerant overpressure release recovery system with compressor Refrigerant overpressure release recovery system with compressor

1994-04-05

1995-04-25

Sollecito, John M.

Refrigeration

With indicator or tester

Operatively correlated with automatic control

62174, 62149, 62292, F25B 4900

Patent

active

054088402

ABSTRACT:
A refrigerant recovery system including an interface connection to an existing refrigeration system high pressure relief valve, a check valve, a refrigerant recovery tank, and an interconnecting conduit. A Schrader type valve is affixed to the recovery tank thereby permitting service extraction of refrigerant trapped therein. Two pressure sensing switches are provided in the refrigerant recovery tank wherein a first switch has normally open contacts and is used to signal an overpressure event, and a second switch has normally closed contacts and terminates operation of the refrigeration system upon sensing an overpressure event.

REFERENCES:
patent: 3232070 (1966-02-01), Sparano
patent: 5080132 (1992-01-01), Manz et al.
patent: 5181390 (1993-01-01), Cavanaugh et al.
patent: 5259204 (1993-11-01), McKeown

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