Patent Number: 7,043,183

Title: Image forming apparatus

Abstract: The image forming apparatus has an image bearing member bearing an image thereon, and a transfer member contacting with the image bearing member in a contact portion, the image on the image bearing member is transferred to a transfer medium in the contact portion by the transfer member, the Young's modulus of the image bearing member is equal to or greater than 2.times.10.sup.8 [N/m.sup.2] and equal to or less than 9.times.10.sup.9 [N/m.sup.2] and contact pressure P between the image bearing member and the transfer member is equal to or greater than 4.0.times.10.sup.4 [N/m.sup.2] and equal to or less than 7.3.times.10.sup.4 [N/m.sup.2]. Thereby, there is provided an image forming apparatus which prevents the deterioration of an image even if use is made of an image bearing member of high hardness.

Inventors: Yoda; Yasuo (Shizuoka, JP), Iida; Kenichi (Boise, ID), Saito; Hisahiro (Shizuoka, JP)

Assignee: Canon Kabushiki Kaisha

International Classification: G03G 15/16 (20060101)

Expiration Date: 5/09/02018