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AssigneeCanon Kabushiki Kaisha
InventorsTakahito Ueno, Kazunari Murayama, Nobuharu Hoshi
Estimating the term…
A developing device includes a developing member for developing the latent image, an exposure optical path, a developer containing portion, a vent port for allowing air in the inside of the developer containing portion to pass therethrough, a first sheet member for preventing scattering of the developer into the exposure optical path, disposed between the exposure optical path and the developing member and contacted with an electrophotographic photosensitive member, a first sealing member for preventing leaking of the developer from the developer containing portion, contacted with one end portion of the electrophotographic photosensitive member in its longitudinal direction, and a second sealing member for preventing leaking of the developer from the developer containing portion, contacted with another end portion of the electrophotographic photosensitive member in its longitudinal direction.
A developing device for developing a latent image formed on an electrophotographic photosensitive member used in an electrophotographic image forming apparatus, said developing device comprising:
A process cartridge which is detachably attachably mounted on a body of an electrophotographic image forming apparatus, said process cartridge comprising:
An electrophotographic image forming apparatus for forming an image on a recording medium, said electrophotographic image forming apparatus comprising:
An electrophotographic image forming apparatus for forming an image on a recording medium on which a process cartridge can be detachably attachably mounted, said electrophotographic image forming apparatus comprising:
Dependencies are inferred from the claim text.