Paper feed roller and method of manufacture

Roll or roller – Axially stacked annular members

Reexamination Certificate

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Details

C492S053000, C492S059000, C029S895320, C029S895213

Reexamination Certificate

active

06843761

ABSTRACT:
The present invention relates to paper feed rollers required to transfer papers in printers, facsimiles, copiers, etc. with accurately, and provides novel paper feed rollers which are lighter, less expensive and mass-producible with larger diameters as compared with conventional paper feed rollers. The paper feed roller according to the present invention includes a rotary shaft, a cylindrical roller portion formed by press molding a mixture of a hydraulic composition, followed by curing and hardening, and integrated with an outer periphery of the rotary shaft.

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