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:
Feb. 15, 2005
Filed:
Apr. 24, 2002
Kazumi Sekine, Shizuoka-ken, JP;
Kazumi Sekine, Shizuoka-ken, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A remanufacturing method for a process cartridge including: (a) a first step of forming a first hole in a second side cover around a second shaft portion of a drum supporting shaft; (b) a drum shaft removing step of removing the drum supporting shaft from a drum frame by operation through the first hole; (c) a photosensitive drum removing step of removing an electrophotographic photosensitive drum from the drum frame through a transfer opening; (d) a photosensitive drum insertion step of inserting the electrophotographic photosensitive drum into the drum frame through the transfer opening; (e) a drum shaft mounting step of mounting the drum supporting shaft on the drum frame; and (f) a refilling step of filling developer in the developer frame.