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. 07, 1995
Young-Jun Kwon, Suwon, KR;
SamSung Electronics Co., Ltd., Suwon, KR;
Abstract
A developing cartridge and an image forming apparatus utilizing the developing cartridge are provided. The developing cartridge includes a frame, a photosensitive drum which is rotatably installed upon the frame, a developing unit for developing an electrostatic latent image formed on the outer surface of the photosensitive drum, and a transfer unit having a brush with fibers for transferring a toner image from the outer surface of the photosensitive drum onto paper, a voltage unit for selectively applying a predetermined positive or negative voltage to the brush, and a rotary unit for enabling the fibers of the brush to engage the outer surface of the photosensitive drum after the developing cartridge is fully installed within the image forming apparatus.