Electricity: motive power systems – Induction motor systems – Primary circuit control
Patent
1995-03-13
1998-08-11
Wysocki, Jonathan
Electricity: motive power systems
Induction motor systems
Primary circuit control
399396, H02P 700
Patent
active
057931810
ABSTRACT:
A feed apparatus for feeding a recorded image or film (scanned medium) in a reading or recording apparatus has a feed drum for feeding the scanned medium and a motor for rotating the feed drum. The rotating states of the feed drum and the motor are detected respectively by a rotary encoder and a frequency generator for feedback control of the feed drum and the motor. The eccentricity of the feed drum is limited to a predetermined value which is calculated according to the following equation:
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Ooishi Hisao
Ozaki Takao
Fuji Photo Film Co. , Ltd.
Wysocki Jonathan
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