Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Yasuyoshi Hayakawa0
Kazushi Nishikata0
Kei Sawanaka0
Masato Suzuki0
Akio Nemoto0
Hisayuki Tomura0
Date of Patent
March 29, 2011
0Patent Application Number
115678320
Date Filed
December 7, 2006
0Patent Primary Examiner
Patent abstract
The detachment of a feed roller rotatably supported by a holding portion provided in the main body of an apparatus, and held detachably in the axial direction thereof is restricted by a locking device. The locking device is made movable to a lock position and a lock releasing position for permitting the detachment of the feed roller. Further, when the locking device is in the lock releasing position when a sheet stacking portion is mounted, the locking device is moved to the lock position by a position changeover device in operative association with the mounting operation of the sheet stacking portion.
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