Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Gunter Haider1
Date of Patent
June 16, 2009
1Patent Application Number
111825531
Date Filed
July 15, 2005
1Patent Primary Examiner
Patent abstract
A drive device for screw centrifuges has a rotating drum driven by a drum driving motor, and a screw mounted coaxially in the drum and having a screw shaft. A screw drive motor for rotating the screw has a housing rotatably fixed to the drum and an electric torque motor rotatably fixed to the screw shaft and disconnected from the drum driving motor.
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