Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
John R. Leonard0
Bruce W. Rogers0
Date of Patent
November 2, 2010
Patent Application Number
11771055
Date Filed
June 29, 2007
Patent Primary Examiner
Patent abstract
Methods are provided for calibrating a tachometer or generator device to reduce residual errors associated with the tachometer-generator device. A shim structure is positioned within the air gap of the tachometer-generator device. A physical characteristic or location of placement of the shim structure is selected to reduce variation in an output voltage of the tachometer-generator device.
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