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. 05, 1996
Filed:
Aug. 15, 1995
Applicant:
Inventor:
Tatsuya Shiratori, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
399234 ; 399263 ;
Abstract
A developing device is provided with a supporting device for removably and rotatably supporting a toner cartridge containing a toner therein and having a toner supplying opening portion and toner discharge device for discharging the toner in the toner cartridge through the opening portion, driving device for driving the toner discharge device, and cut-off device for cutting off the drive transmission of the driving device during the rotation of the toner cartridge.