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. 06, 1992
Filed:
Oct. 22, 1991
Applicant:
Inventor:
Chan S Park, Seoul, KR;
Assignee:
Gold Star Co., Ltd., Seoul, KR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
355260 ; 355215 ; 355245 ;
Abstract
A device for mounting a magnetic roller which is disposed in a developing unit of a copying apparatus to apply toner to a drum at a given thickness. The device includes a toner box composed of two separate boxes which are joined to each other by an adhesive tape, and coil springs extending between the boxes. The second box is provided with protruding guide portions for receiving and supporting the magnetic roller therein to prevent an overflow of toner from the toner box.