Rotary expansible chamber devices – Working member has planetary or planetating movement – Helical working member – e.g. – scroll
Reexamination Certificate
2011-06-28
2011-06-28
Davis, Mary A (Department: 3748)
Rotary expansible chamber devices
Working member has planetary or planetating movement
Helical working member, e.g., scroll
C074S589000, C074S603000, C029S888022, C029S888080
Reexamination Certificate
active
07967581
ABSTRACT:
A counterweight mounted to a drive shaft in a scroll compressor is provided. The drive shaft has a central annular segment generally concentric about the central axis and an eccentric annular segment offset from the central axis that can be used for driving the movable scroll compressor body. A counterweight engages the eccentric and also engages the annular segment for location and mounting of the counterweight to the shaft.
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Beagle Wayne P.
Bush James W.
Torrisi Jason K.
Bitzer Kuhlmaschinenbau GmbH
Davis Mary A
Reinhart Boerner Van Deuren P.C.
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