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. 29, 2014
Filed:
Nov. 04, 2011
Jin-kwon Chun, Suwon-si, KR;
Jae-hwan Yoo, Yongin-si, KR;
Won-young Cho, Suwon-si, KR;
Heon-hee Lim, Suwon-si, KR;
Ho-hyun Hwang, Suwon-si, KR;
Jin-kwon Chun, Suwon-si, KR;
Jae-hwan Yoo, Yongin-si, KR;
Won-young Cho, Suwon-si, KR;
Heon-hee Lim, Suwon-si, KR;
Ho-hyun Hwang, Suwon-si, KR;
Samsung Electronics Co., Ltd., Suwon-Si, KR;
Abstract
A polygonal mirror, a light scanning unit using the polygonal mirror, and an image forming apparatus. The polygonal mirror is formed of a plastic and includes a plurality of reflection surfaces that are formed in an outer portion of the polygonal mirror and rotate around a rotational axis, and an internal mirror surface that defines a hole, wherein a ratio of an internal diameter d to an outer diameter D satisfies 0.1≦d/D≦0.3.