Driving apparatus for a rotary body in use with an image forming

Details Driving apparatus for a rotary body in use with an image forming Driving apparatus for a rotary body in use with an image forming

1993-08-30

1995-05-30

Smith, Matthew S.

Photocopying

Contact printing

Light boxes

355210, 355211, G03G 500, G03G 1500

Patent

active

054206642

ABSTRACT:
A driving mechanism for rotating a rotary body in use with an image forming apparatus such as a copying machine or a printer. The mechanism includes: a rotary body having an axis on a driving shaft; a driving mechanism, including a gear chain, for rotating the rotary body; a first dynamic damper, located at a first side of the rotary body on the axis, having a first specific frequency band for absorbing a vibration of the rotary body; and a second dynamic damper, located at a second side which is opposite to the first side on the axis, having a second specific frequency band for absorbing the vibration of the rotary body.

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