| 摘要 |
A cartridge (4) detachably mountable to a main assembly of an electrophotographic image forming apparatus, the cartridge includes a cartridge frame; a developing member for developing an electrostatic latent image formed on an electrophotographic photosensitive member; a first guide (310b), provided projected outwardly of the cartridge frame at one longitudinal end side of the developing member, for guiding the cartridge when the cartridge is mounted to the main assembly of the apparatus a second guide, provided projected outwardly of the cartridge frame at the other longitudinal end side of the developing member, for guiding the cartridge when the cartridge is mounted to the main assembly of the apparatus; and a developing bias contact (311), provided exposed on the first guide, for receiving a developing bias to be applied to the developing member from the main assembly of the apparatus when the cartridge is mounted to the main assembly of the apparatus. <IMAGE>
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