Patent ID: 8180262
Filing Date: 2012-05-15
Classification: G03G

Abstract:
1. A process cartridge comprising: an electrophotographic photosensitive drum; a developing roller for developing an electrostatic latent image formed on said electrophotographic photosensitive drum with developer; a receiving side developer accommodating portion for accommodating the developer; a developer receiving opening for receiving the developer into said receiving side developer accommodating portion; a receiving side shutter portion rotatable between a developer reception permitting position for opening said developer receiving opening and a developer reception preventing position for closing said developer receiving opening; a receiving side rotatable portion rotatable to interrelatedly rotate said receiving side shutter portion between the developer reception permitting position and the developer reception preventing position, said receiving side rotatable portion including a first receiving side operating portion which takes an operating position when said receiving side shutter portion is at the developer reception preventing position and a second receiving side operating portion which takes the operating position when said receiving side shutter portion is at the developer reception permitting position; and a regulating member movable between a regulating position to regulate rotation of said receiving side rotatable portion and a retracted position retracted from the regulating position to allow rotation of said receiving side rotatable portion, wherein, when said regulating member takes the regulating position and said first receiving side operating portion takes the operating position, said regulating member engages with said first receiving side operating portion, and wherein, when said regulating member takes the regulating position and said second receiving side operating portion takes the operating position, said regulating member engages with said second receiving side operating portion.