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:
Jun. 04, 1996
Filed:
May. 26, 1994
Applicant:
Inventors:
Isami Itoh, Kawasaki, JP;
Tatsuya Tada, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
118658 ; 355253 ;
Abstract
A developing device including a developing agent container for storing a developing agent composed of toner particles and magnetic carrier particles, a toner carrier for carrying and conveying the toner particles to supply the toner particles to an image carrier for carrying an electrostatic image, and a developing agent regulating rotary member, disposed adjacent the toner carrier with a gap therebetween, for forming a brush of the magnetic carrier particles by a magnetic force between itself and the toner carrier. The regulating rotary member allows only the toner to pass therethrough without substantially allowing passage of the carrier.