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. 15, 1976
Filed:
Oct. 25, 1974
Applicant:
Inventors:
Michiyasu Takagi, Yokohama, JA;
Toshihiko Oguchi, Kawasaki, JA;
Assignee:
Tokyo Shibaura Electric Co., Ltd., Kawasaki, JA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
118637 ; 118623 ; 427 18 ;
Abstract
A device develops an electrostatically charged image formed on a photoelectroconductive layer with toner particles bearing a residual magnetization. The toner particles are provided on a vessel and in an alternating magnetic field to be rotated and repeatedly rebounded while charged, so as to be attracted onto the charged image.