Rotary expansible chamber devices – Working member has planetary or planetating movement – Helical working member – e.g. – scroll
Reexamination Certificate
2007-10-15
2009-11-03
Trieu, Theresa (Department: 3748)
Rotary expansible chamber devices
Working member has planetary or planetating movement
Helical working member, e.g., scroll
C418S057000, C418S104000
Reexamination Certificate
active
07611344
ABSTRACT:
An improved sealing mechanism for a positive fluid displacement apparatus, where sealing tabs are located on the orbiting scroll. The sealing tabs can be integrally formed with the orbiting scroll or disposed on a piston that is mounted on the orbiting scroll.
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Hamre Schumann Mueller & Larson P.C.
Scroll Laboratories, Inc.
Trieu Theresa
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