Resin gears, developing unit, photoconductor drum unit,...

Details Resin gears, developing unit, photoconductor drum unit,... Resin gears, developing unit, photoconductor drum unit,...

2011-04-19

2011-04-19

Ridley, Richard W (Department: 3656)

Machine element or mechanism

Gearing

Teeth

C074S437000, C074S457000, C074S440000

Reexamination Certificate

active

07926380

ABSTRACT:
A resin gear has a plurality of teeth on an outer periphery thereof. One surface of each tooth has a tooth plane which meshes with another gear. The tooth thickness is substantially uniform from a tooth tip to a tooth root. A reinforcing rib is provided on the surface of each tooth on the opposite side from the tooth plane.

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Offical communication issued in counterpart Japanese Application No. 2006-138336, mailed on Apr. 15, 2008.
Official communication issued in counterpart Japanese Application No. 2006-138336, mailed on Nov. 18, 2008.
Official Communication issued in corresponding Japanese Patent Application No. 2006-139736, mailed on Sep. 14, 2010.

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