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:
Oct. 09, 2001
Filed:
Aug. 03, 2000
Tokihiko Mori, Kunitachi, JP;
Toshiaki Tanaka, Fukaya, JP;
Toshiba Tec Kabushiki Kaisha, Tokyo, JP;
Abstract
An image forming apparatus according to the present invention comprises a photoconductor drum rotatable around a drum shaft, an exposure unit for forming an image on the drum, a developing unit for supplying a developing agent to the image formed by the exposure unit, thereby forming a developing agent image, a transfer belt for transferring the developing agent image formed by the developing unit to paper, a drive motor having a drive shaft mounted with a coupling into which the distal end portion of the drum shaft is inserted such that the drive shaft and the drum shaft are coaxially connected to each other by means of the coupling, and a plurality of split pieces formed on the drum shaft and/or the coupling and adapted to be elastically deformed in a direction such that the split pieces contract or expand when the drum shaft is inserted into the coupling.