Roller and image forming apparatus using same
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United States of America Patent
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Jan 23, 2018
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N/A
app pub date -
Aug 28, 2015
filing date -
Sep 4, 2014
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Abstract
Provided is a roller capable of suppressing generation of cut waste from an end of a roller due to contact with another member inside a device when mounted on an image forming device, particularly a conductive roller, and an image forming device using the same. A roller includes a shaft 1 and a base layer 2 provided on the outer periphery of the shaft. A filler layer 4 covering the base layer is provided on end faces of both ends of the base layer in the roller axial direction, and the filler layer is composed of a material having a breaking strain measured according to a tensile test of JIS K 7127 of not less than 120% and a tensile stress at 100% elongation measured according to a tensile test of JIS K 7127 of from 5 to 30 N/mm2.
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