| 摘要 |
PURPOSE: To provide a process cartridge or the like which prevents a sealing member from being drawn diagonally and which prevents the sealing member from being caught between a toner storage frame and a developing frame when the frames are coupled together. CONSTITUTION: This process cartridge comprises an electrophotographic photoconductor, a toner carrier for supplying a toner to the electrophotographic photoconductor, a toner storage frame 12 having a toner storage part for storing the toner and a toner supply opening through which the toner is supplied to the toner carrier, a sealing member 18a for sealing and closing an opening in the toner storage frame 12 and for releasing the opening at the start of use, and a developing frame 13 holding the toner carrier and coupled with the toner storage frame 12 by projecting the free end of the sealing member 18a; a seal outlet 12c into which the free end of the sealing member 18a is inserted so as to regulate the direction in which the sealing member 18a is drawn out is provided on one of the longitudinal sides of the toner storage frame 12. |
