Drive roller for imagae forming device
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United States of America Patent
Stats
-
N/A
Issued Date -
Nov 5, 2009
app pub date -
Oct 16, 2008
filing date -
Apr 30, 2008
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A drive roller is adapted for use with an image forming device that includes a conveyer belt trained on the drive roller. The drive roller includes an elongated roller body and symmetrical first and second threads. The roller body has a first segment that has an annular first surrounding surface, and a second segment that is opposite to the first segment, that has a length equal to that of the first segment, and that has an annular second surrounding surface. The first and second threads are formed respectively at the first and second surrounding surfaces, are threaded in opposite directions, and are adapted for contacting the conveyer belt.
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Family
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