Refrigeration – Automatic control – Refrigeration producer
Reexamination Certificate
2005-12-13
2005-12-13
Norman, Marc (Department: 3744)
Refrigeration
Automatic control
Refrigeration producer
C162S197000, C162S244000, C162S228000
Reexamination Certificate
active
06973797
ABSTRACT:
An economizer-equipped refrigeration system and method is provided for simultaneous operation of at least one capacity control valve controlling an independent bypass circuit with operation and variable control of the economizer circuit to permit efficient, flexible, and reliable variable system capacity control, without leakage that sacrifices system peak capacity.
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McNees Wallace & Nurick LLC
York International Corporation
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