Cartridge, developing cartridge, process cartridge and image forming apparatus
AssigneeCanon Kabushiki Kaisha
InventorsYuuki Nakamura, Yoshiyuki Batori, Takatoshi Hamada, Toshiaki Takeuchi, Daisuke Makiguchi, Tomofumi Kawamura
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Abstract
A cartridge detachably mountable to a main assembly of an image forming apparatus includes: a frame; a flexible developer bag, provided with an opening and provided inside the frame, for containing a developer; and an elastic member for discharging the developer through the opening by acting on the developer bag. The elastic member is extended from a free state by contact with the developer bag, and elastic energy accumulated by extension of the elastic member acts on the developer bag to discharge the developer through the opening.
Claims16
A cartridge detachably mountable to a main assembly of an image forming apparatus, comprising:
- a frame;
- a flexible developer bag, provided with an opening and provided inside said frame, for containing a developer;
- and
- an elastic member for discharging the developer through the opening by acting on said developer bag,
- wherein said elastic member is extended from a free state by contact with said developer bag, and elastic energy accumulated by extension of said elastic member acts on said developer bag to discharge the developer through the opening.
Dependencies are inferred from the claim text.