Apparatus for prevention of loss of refrigerant

Refrigeration – Automatic control – Trapping and discharging refrigerant batches

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622283, F25B 4100

Patent

active

053334680

ABSTRACT:
A refrigerant recovering apparatus for cooling equipment having a compressor, an evaporator, and a condenser having a relief valve thereon, the apparatus comprising a chamber having connecting means to the relief valve at one end and connecting means to the compressor at the other end; means on the chamber for conveying the collected refrigerant therein to the compressor; and means for deactivating the compressor upon a predetermined refrigerant pressure in the chamber.

REFERENCES:
patent: 3353367 (1967-11-01), Garland et al.
patent: 3487656 (1970-01-01), Grant
patent: 4841739 (1989-06-01), Wallner
patent: 4912933 (1990-04-01), Renken
patent: 5050393 (1991-09-01), Bryant
patent: 5140827 (1992-08-01), Reedy
patent: 5259204 (1993-11-01), McKeown

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