Refrigeration – Automatic control – Refrigeration producer
Patent
1976-09-17
1978-04-04
Wayner, William E.
Refrigeration
Automatic control
Refrigeration producer
62511, F25B 4104
Patent
active
040819710
ABSTRACT:
An air cooled centrifugal refrigeration machine is shown having an automatic shut-off valve in the liquid line to prevent natural circulation of refrigerant at low outdoor ambient temperatures that otherwise would cause freezing of the water in the evaporator.
REFERENCES:
patent: 1515648 (1924-11-01), Arnold
patent: 2331264 (1943-10-01), Carter
Charvat Robert
Lewis Carl M.
The Trane Company
Wayner William E.
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