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:
Jul. 15, 1997
Filed:
Nov. 08, 1995
Applicant:
Inventors:
Yoshikazu Ikunami, Hachioji, JP;
Kazuyoshi Kimura, Hachioji, JP;
Assignee:
Konica Corporation, , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G / ; G03G / ;
U.S. Cl.
CPC ...
399262 ; 399119 ; 399223 ;
Abstract
An image forming apparatus includes a plurality of toner reservoir for storing different toner, a developing unit composed of a plurality of developing devices, and a plurality of toner conveyors for conveying toner from the toner reservoir to the developing unit. Through-holes are formed in the developing unit, and an upper portion of each through-hole is connected with each toner conveyor in such a manner that an upper opening of each through-hole is opposed to an ejection port of each toner conveyor, so that toner drops from the toner conveyor into through-hole and is guided to each developing device.