The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 31, 1998
Filed:
Nov. 21, 1996
Shinji Goto, Yokohama, JP;
Jun Saito, Kawasaki, JP;
Hiroyuki Ishii, Yokohama, JP;
Masao Ando, Yokohama, JP;
Yoshiaki Watanabe, Yokohama, JP;
Yuzo Isoda, Yokohama, JP;
Masahide Tanoue, Yokohama, JP;
Ryukichi Inoue, Kawasaki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A process cartridge is detachably mountable to an image forming apparatus for forming an image on a recording material. The process cartridge includes an image bearing member, a process device for acting on the image bearing member, which includes a developing device for developing an image on the image bearing member, a frame, and a projection disposed on the upper surface of the frame and extending toward the developing device, the projection having (i) an upward inclined surface, (ii) a flat surface continuing from the upper inclined surface, and (iii) a downward inclined surface that is inclined toward the developing device.