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:
Dec. 30, 2014
Filed:
Oct. 21, 2010
Jin-hong Kim, Incheon, KR;
Joo-hwan Noh, Yongin-si, KR;
Young-su Lee, Suwon-si, KR;
Yun-kyu Sim, Suwon-si, KR;
Jin-hong Kim, Incheon, KR;
Joo-hwan Noh, Yongin-si, KR;
Young-su Lee, Suwon-si, KR;
Yun-kyu Sim, Suwon-si, KR;
Samsung Electronics Co., Ltd., Suwon-Si, KR;
Abstract
A developing unit includes a toner storage portion containing toner and including a toner supply member, a development portion disposed above the toner storage portion and containing the toner supplied from the toner storage portion by the toner supply member, and including a developing roller and a supply roller to supply the toner to the developing roller, and a partition wall to divide the toner storage portion and the development portion, and including an opening portion disposed under the lowest portion of the supply roller and forming a path of the toner supplied from the toner storage portion to the development portion.