Offset preventive diffusing rollers for fixing rollers for electronic copying machines
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United States of America Patent
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Jul 23, 1985
Grant Date -
N/A
app pub date -
Sep 14, 1982
filing date -
Sep 14, 1981
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An offset preventive diffusion roller subsidiary to a fixing roller for electronic copying machines has an oil absorbing layer composed of two kinds of layers. One of the layers is of plural oil diffusing layers for diffusing oil in the axial direction of the roller core. The other layer is of plural oil retaining layers composed of a soft and porous material for retaining oil therein.
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