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:
Apr. 13, 2010
Filed:
Feb. 02, 2007
Hyung-jin Kim, Seoul, KR;
Su-in Lee, Seongnam-si, KR;
Hyung-jin Kim, Seoul, KR;
Su-in Lee, Seongnam-si, KR;
Samsung Electronics Co., Ltd., Suwon-Si, KR;
Abstract
An image forming apparatus includes: a main body, a photosensitive body spreading developer on a printing paper, a developing roller supplying the photosensitive body with the developer, a developer regulating member regulating the amount of the developer supplied for the photosensitive body by the developing roller, the developer regulating member comprising a supporting member coupled to the main body and an elastic metal board having a bent part extended from the supporting member and contacting with the photosensitive body, and a free length of the elastic metal board being adjusted shorter as a draw rate of the elastic metal board material increases. Accordingly, a developing cartridge and an image forming apparatus has a free length of a developer regulating member that is adjustable to keep the density of developer uniform according to material characteristics of the developer regulating member.