Fitzpatrick, Cella, Harper & Scinto
Image forming system having means to support at least one component of a process cartridge
 An image forming apparatus is provided for forming an image on a recording medium. The apparatus has a main body on which a process cartridge, which includes a frame, an image bearing member, a toner carrying member, and an attachment member for attaching the toner carrying member to the frame, is removably mountable. The apparatus also has a supporting device for supporting the process cartridge at the attachment member when the process cartridge is mounted in the apparatus and a feeding device for feeding the recording medium. 
Canon Kabushiki Kaisha
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Kazunori Shinya Kazushi Yoshikazu Kazumi Tadayuki Isao Masanobu
Kobayashi Noda Watanabe Sasago Sekine Tsuda Ikemoto Saito