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US Patent 7548034 Centrifuge

Patent 7548034 was granted and assigned to Hitachi on June, 2009 by the United States Patent and Trademark Office.

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Is a
Patent
Patent

Patent attributes

Current Assignee
Hitachi
Hitachi
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
7548034
Patent Inventor Names
Hiroyuki Takahashi2
Hisanobu Oyama2
Takahiro Fujimaki2
Date of Patent
June 16, 2009
Patent Application Number
11564514
Date Filed
November 29, 2006
Patent Citations Received
‌
US Patent 12085583 Systems and methods for multi-analysis
1
Patent Primary Examiner
‌
Bentsu Ro
Patent abstract

A centrifuge including: a rotor rotating with a sample contained therein; a rotating shaft rotatably engaged with the rotor; a motor rotating the rotor and the rotating shaft; a belt transmitting rotational force of the motor to the rotating shaft; a rotor speed detecting unit detecting a rotation speed of the rotor; a motor speed detecting unit detecting a rotation speed of the motor; and a control unit controlling the motor, wherein the control unit calculates a signal for controlling the rotation speed of the rotor on the basis of a signal from the rotor speed detecting unit and controls the motor on the basis of a signal from the motor speed detecting unit and the calculated signal.

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