Winding member, cartridge, and cartridge assembling method
AssigneeCanon Kabushiki Kaisha
InventorsTetsuo Furukawa, Hideki Nagae
Life of this patent
Estimating the term…
Abstract
A winding member winds a seal member that seals an opening of a developer storage unit. The winding member includes a first holding portion having a first engaging portion, and a second holding portion having a second engaging portion to be engaged with the first engaging portion, configured to hold the sealing member between the first and second holding portions, wherein an end of the first holding portion and an end of the second holding portion are connected, so that the first holding portion and the second holding portion are relatively movable, and wherein the first engaging portion is engaged with the second engaging portion while the sealing member is held between the first holding portion and the second holding portion.
Claims15
A winding member that winds a sealing member that seals an opening of a developer storage unit, the winding member comprising:
- a first holding portion including a convex portion;
- and
- a second holding portion including a concave portion, configured to hold the sealing member between the first and second holding portions,
- wherein an end of the first holding portion and an end of the second holding portion are connected, so that the first and second holding portions are relatively movable, and
- wherein the sealing member is held between the convex portion and concave portion.
A cartridge comprising:
- a developer storage unit having an opening;
- a sealing member configured to seal the opening;
- a winding member configured to wind the sealing member by rotating, including a first holding portion with a convex portion;
- and
- a second holding portion with a concave portion, configured to hold the sealing member between the first and second holding portions,
- wherein an end of the first holding portion and an end of the second holding portion are connected, so that the first and second holding portions are relatively movable, and the winding member holds the sealing member between the convex portion and the concave portion.
Dependencies are inferred from the claim text.