Refrigeration – Automatic control – Time or program actuator
Reexamination Certificate
2005-08-23
2005-08-23
Norman, Marc (Department: 3744)
Refrigeration
Automatic control
Time or program actuator
C062S217000, C062S228500, C165S269000
Reexamination Certificate
active
06931867
ABSTRACT:
A cooling system including a pulse-width modulated variable capacity compressor operable between on-cycles and off-cycles, and in electrical communication with the compressor and operable to respectively synchronize opening and closing thereof with on- and off-cycles of the compressor.
REFERENCES:
patent: 6047557 (2000-04-01), Pham et al.
patent: 6213731 (2001-04-01), Doepker et al.
patent: 6434956 (2002-08-01), Ota et al.
patent: 6499305 (2002-12-01), Pham et al.
patent: 6601397 (2003-08-01), Pham et al.
patent: 6745584 (2004-06-01), Pham et al.
Healy John Joseph
Ng Mark Lai Yuen
Pham Hung M.
Wu Man Wai
Copeland Corporation
Harness & Dickey & Pierce P.L.C.
Norman Marc
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