Electroconductive roller and apparatus and method for testing it
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United States of America Patent
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Jul 18, 2000
Issued Date -
N/A
app pub date -
Apr 16, 1999
filing date -
Mar 12, 1997
priority date (Note) -
Expired
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Abstract
An electroconductive roller which is to be installed in an image forming apparatus is provided with a core, a roller body which includes an elastic member having conductivity, and is provided on the outer circumference of said core, and an electroconductive coating layer covering an outer circumferential surface of said roller body. When glossiness of said coating layer is measured, a difference between common logarithms of a maximum value and a minimum value of measurement values is less than 0.1.
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