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:
Jan. 09, 1996
Filed:
Aug. 22, 1994
Applicant:
Inventors:
Masumi Asanae, Kumagaya, JP;
Tsutomu Saitoh, Kumagaya, JP;
Assignee:
Hitachi Metals, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G03G / ; G03G / ;
U.S. Cl.
CPC ...
355269 ; 355251 ; 4301066 ; 430111 ;
Abstract
There is provided an improved carrier for a developer for use in an electrophotographic recording apparatus, which is composed of iron particles having non-spherical shapes and an average size of 10-50 .mu.m, and resin layers formed on surfaces of the iron particles. There is also provided a method of producing a visual toner image, in which a developer containing the above carrier is employed and a magnetic brush of the developer functions to develop an electrostatic latent image and clean a residual toner simultaneously. The toner image obtained exhibits a high toner density and a high image quality.