Gear unit apparatus for printer
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United States of America Patent
Stats
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May 17, 2011
Grant Date -
Oct 30, 2008
app pub date -
Nov 14, 2007
filing date -
Apr 26, 2007
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
To provide a gear unit apparatus for a printer in which the assembling characteristics and maintenance workability of driving sections for transferring a printing paper to be printed can be improved, and particularly assembling, replacement and maintenance work can be easily performed on a platen roller and a transfer roller. The present invention focuses on unitizing a group of belts and a group of gears independently of a printer main body, and is configured such that a unit bracket that is detachable to a printer bracket is provided independently of the printer bracket, a drive motor, the belt group and the gear group are assembled to the unit bracket, and, when the unit bracket is attached to the printer bracket, a platen roller gear of a platen roller and a transfer roller gear of a transfer roller can be engaged with each other.
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