Sheet processing apparatus and image forming apparatus
AssigneeCanon Kabushiki Kaisha
InventorsHiroki Honmochi, Seiichiro Adachi, Mitsushige Murata, Kazunori Sasa
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Abstract
This invention relates to a sheet processing apparatus for stapling multiple sheets with a stapling means and delivering the sheets in folio, comprising two rollers for folding the sheets in folio and projecting means for projecting between the two rollers to fold the sheets in sandwiching the sheets between the two rollers. One roller of the two rollers, at least, is made movable, and a cam member is further provided capable of correcting a projecting position by the projecting means according to traveling of the roller.
Claims20
A sheet processing apparatus for stapling multiple sheets and delivering the sheets in folio, comprising:
- first and second rollers for folding the sheets in folio, wherein at least one roller of said two rollers is movable;
- projecting means for projecting between said first and second rollers and folding the sheets by sandwiching the sheets between said first and second two rollers,
- a cam member for correcting a projecting position of said projecting means in response to travel of said movable roller;
- and
- stapling means for stapling the sheets together.
A sheet processing apparatus for folding sheets in folio comprising:
- a first roller in a fixed rotational position;
- a second roller in a movable rotational position;
- projecting means for projecting between said first roller and said second roller and folding the sheets by sandwiching the sheets between said first and second rollers;
- and
- a cam member for moving the projecting position by pushing said projecting means in the traveling direction of said second roller in response to travel of said second roller.
A sheet folding apparatus comprising:
- first and second rollers rotating in nipping sheets at a portion other than an end of the sheets to fold the sheets;
- projecting means for pushing the sheets between said first and second rollers to nip the sheets by said first and second rollers;
- supporting means for supporting movably at least one of said first and second rollers in response to a thickness of the sheets to be nipped;
- and
- correcting means for correcting a projecting position of said projecting means according to travel of a moving one said one of said first and second rollers.
Dependencies are inferred from the claim text.