Image forming apparatus

Details Image forming apparatus Image forming apparatus

Filed on

2007-02-27

Date issued

2010-11-23

Examiner

Nguyen, Judy (Department: 2854)

Patent Class

Typewriting machines

SubClass

Carriage or carriage-moving or movement-regulating mechanism

SubSubClass

Carriage, per se, or guideway therefor

Other Related Categories

C400S352000, C400S283000

Type

Reexamination Certificate

Status

active

Patent number

07837401

Description

ABSTRACT:
A multifunction apparatus includes a belt drive mechanism configured to move a carriage reciprocally placed on guide rails. The belt drive mechanism is comprised of a drive pulley, a driven pulley, and a timing belt, which is stretched between the drive pulley and the driven pulley. The carriage includes a belt holder, which is configured to hold the timing belt, and a torsion coil spring, which is configured to urge elastically the belt holder to the carriage. The belt holder is disposed in a position to urge the carriage to one of the guide rail, and movable toward the guide rail relative to the carriage.

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Japan Patent Office; Notice of Reasons for Rejection in Japanese Patent Application No. 2006-050474 (counterpart to the above-captioned U.S. patent application) mailed Dec. 15, 2009.

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