Rotary kinetic fluid motors or pumps – Including shaft transmission train – brake – clutch – or...
Reexamination Certificate
2008-01-03
2011-11-15
Kershteyn, Igor (Department: 3745)
Rotary kinetic fluid motors or pumps
Including shaft transmission train, brake, clutch, or...
C415S124200, C416S1700HM, C416S189000
Reexamination Certificate
active
08057166
ABSTRACT:
A passive fan includes a frame, at least one impeller and at least one driving device. The impeller is disposed in the frame. The driving device is disposed in the body of the frame and separated from the impeller, and drives the impeller to rotate. The driving device is an independent motor, a driver, a rotating wheel or a driving gear.
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Hsiao Li-Hui
Huang Yen-Chun
Lei Tsung-Yu
Birch & Stewart Kolasch & Birch, LLP
Delta Electronics , Inc.
Kershteyn Igor
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