Venable LLP
Drum unit, cartridge, electrophotographic image forming apparatus and coupling member
A drum unit detachably mountable to a main assembly of an electrophotographic image forming apparatus includes a photosensitive drum and a coupling member provided on the photosensitive drum. The coupling member includes a driving force receiving portion and a supporting portion movably supporting the driving force receiving portion. The supporting portion includes a first extended portion and a second extended portion which extend at least in an axial direction of the photosensitive drum.
Canon Kabushiki Kaisha
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Hideshi Masato Daisuke Tadayuki Tetsuo Tomonori
Kawaguchi Tanabe Abe Tsuda Uesugi Mori