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:
Nov. 18, 1997
Filed:
Jul. 13, 1995
Yasuo Fujiwara, Urawa, JP;
Satoshi Kurihara, Tokyo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A frame for a developing device for a process cartridge detachably mountable to a main assembly of an image forming apparatus, includes a developing frame having a mounting portion for mounting a developing roller for developing a latent image formed on an electrophotographic photosensitive member, the developing frame having a projection on a side opposed from a side provided with the mounting portion; a toner frame having a toner container portion for containing a toner usable for developing operation of the developing roller, the toner frame having an opening for supplying toner to the developing roller and a recess adjacent a longitudinal end of the opening; wherein the projection and recess are engageable with each other to couple the developing frame and the toner frame.