Cleaning member, cleaning device and process cartridge
AssigneeCanon Kabushiki Kaisha
InventorSatoshi Sunahara
Life of this patent
Estimating the term…
Abstract
A cleaning member for removing a developer from a surface of a member to be cleaned is provided. The cleaning member includes a blade portion contactable to the member to be cleaned and a flexible supporting member for supporting the blade portion. The supporting member includes a blade supporting portion for supporting the blade portion, a portion to be fixed to a fixing portion, and a bent portion provided at a longitudinal end portion of the blade supporting portion.
Claims30
A cleaning member, to be fixed to a fixing portion, for removing a developer from a surface of a member to be cleaned, said cleaning member comprising:
- a blade portion contactable to the member to be cleaned;
- and
- a flexible supporting member for supporting said blade portion and having an area contacting said blade portion, said flexible supporting member comprising a blade supporting portion on which said blade portion is provided, a portion to be fixed at the fixing portion, and a bent portion provided at a longitudinal end portion of the blade supporting portion,
- wherein the bent portion and the blade portion extend from opposite sides of the area.
A cleaning device for use with an image forming apparatus, the cleaning device comprising:
- (a) a fixing portion provided on a frame;
- (b) a cleaning member for removing a developer from a surface of a member to be cleaned, said cleaning member comprising:
- a blade portion contactable to the member to be cleaned;
- and
- a flexible supporting member for supporting said blade portion and having an area contacting said blade portion, said flexible supporting member comprising a blade supporting portion on which said blade portion is provided, a portion to be fixed to the fixing portion, and a bent portion provided at a longitudinal end portion of the blade supporting portion;
- and
- (c) an accommodating portion for accommodating the developer removed from the member to be cleaned,
- wherein the bent portion and the blade portion extend from opposite sides of the area.
A process cartridge detachably mountable to an image forming apparatus, the process cartridge comprising:
- (a) a photosensitive drum which is a member to be cleaned;
- (b) a fixing portion provided on a frame;
- and
- (c) a cleaning member for removing a developer from a surface of a member to be cleaned, said cleaning member comprising:
- a blade portion contactable to the member to be cleaned;
- and
- a flexible supporting member for supporting said blade portion and having an area contacting said blade portion, said flexible supporting member comprising a blade supporting portion on which said blade portion is provided, a portion to be fixed to the fixing portion, and a bent portion provided at a longitudinal end portion of the blade supporting portion,
- wherein the bent portion and the blade portion extend from the opposite sides of the area.
A cleaning member, to be fixed to a fixing portion, for removing a developer from a surface of a member to be cleaned, said cleaning member comprising:
- a blade portion contactable to the member to be cleaned;
- and
- a flexible supporting member for supporting said blade portion, said flexible supporting member comprising a blade supporting portion on which said blade portion is provided, a portion to be fixed at the fixing portion, and a bent portion provided at a longitudinal end portion of the blade supporting portion,
- wherein said blade portion is provided on said flexible supporting member so as to partly cover the bent portion.
A cleaning device for use with an image forming apparatus, the cleaning device comprising:
- (a) fixing portion provided on a frame;
- (b) a cleaning member for removing a developer from a surface of a member to be cleaned, said cleaning member comprising:
- a blade portion contactable to the member to be cleaned;
- and
- a flexible supporting member for supporting said blade portion, said flexible supporting member comprising a blade supporting portion on which said blade portion is provided, a portion to be fixed to the fixing portion, and a bent portion provided at a longitudinal end portion of the blade supporting portion;
- and
- (c) an accommodating portion for accommodating the developer removed from the member to be cleaned,
- wherein said blade portion is provided on said flexible supporting member so as to partly cover the bent portion.
A process cartridge detachably mountable to an image forming apparatus, the process cartridge comprising:
- (a) a photosensitive drum which is a member to be cleaned;
- (b) a fixing portion provided on a frame;
- and
- (c) a cleaning member for removing a developer from a surface of a member to be cleaned, said cleaning member comprising:
- a blade portion contactable to the member to be cleaned;
- and
- a flexible supporting member for supporting said blade portion, said flexible supporting member comprising a blade supporting portion on which said blade portion is provided, a portion to be fixed to the fixing portion, and a bent portion provided at a longitudinal end portion of the blade supporting portion,
- wherein said blade portion is provided on said flexible supporting member so as to partly cover the bent portion.
Dependencies are inferred from the claim text.