Image formation apparatus using a process unit with a protective cover
Image forming apparatus and process unit
Image forming apparatus and a process unit for use in the same Patent #: 4708455
ApplicationNo. 597341 filed on 10/15/1990
US Classes:399/114Including cover
ExaminersPrimary: Grimley, A. T.
Assistant: Dang, Hoang C.
Attorney, Agent or Firm
Foreign Patent References
International ClassG03G 015/00
Foreign Application Priority Data1989-10-25 JP
AbstractA photoconductive cartridge removably mounted on a photographic recording apparatus and including a photoconductive body, a casing having an opening for exposure of the photoconductive body to an outside of the casing, and a shutter having a closed position in which the opening is closed by the shutter and an open position in which the opening is open. The photoconductive cartridge further includes a locking device having a first engaging member movable with the shutter, a second engaging member having a first position in which the second engaging member engages the first engaging member to thereby prevent a movement of the first engaging member and a movement of the shutter from the closed position to the open position, and a second position in which the second engaging member is released from the first engaging member, and a biasing device for biasing the second engaging member toward the first position.