Refrigeration – Automatic control – Refrigeration producer
Patent
1994-11-14
1996-11-26
Tanner, Harry B.
Refrigeration
Automatic control
Refrigeration producer
621962, 62510, 622283, 236 1EA, 417 62, F25B 4104, F04C 2300
Patent
active
055773907
ABSTRACT:
In a positive displacement compressor having a plurality of banks, operation can be multi-staged or single staged. Single stage operation can be of a single bank or plural banks in parallel. Switch-over between modes of operation is under the control of a microprocessor responsive to sensed inputs.
REFERENCES:
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patent: 3098449 (1963-07-01), Hill
patent: 4494383 (1985-01-01), Nagatomo et al.
patent: 4938029 (1990-07-01), Shaw
patent: 5016447 (1991-05-01), Lane et al.
patent: 5062274 (1991-11-01), Shaw
patent: 5094085 (1992-03-01), Irino
Dormer Michael J.
Kaido Peter F.
Carrier Corporation
Tanner Harry B.
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