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. 14, 2009
Filed:
Jun. 09, 2005
Woo Seok Cheong, Daejeon, KR;
Yong Goo Yoo, Daejeon, KR;
Sung Q Lee, Daejeon, KR;
Ho Jun Ryu, Seoul, KR;
Mun Cheol Paek, Daejeon, KR;
Eun Kyoung Kim, Daejeon, KR;
Woo Seok Cheong, Daejeon, KR;
Yong Goo Yoo, Daejeon, KR;
Sung Q Lee, Daejeon, KR;
Ho Jun Ryu, Seoul, KR;
Mun Cheol Paek, Daejeon, KR;
Eun Kyoung Kim, Daejeon, KR;
Electronics and Telecommunications Research Institute, Daejeon, KR;
Abstract
Provided is a form factor disk such as an optical or magnetic disk used in electronic appliances and information appliances. The form factor disk includes: a circular plate having a first hole for inserting a rotational shaft, a plurality of second holes formed adjacent to the first hole, and an information storage region formed at a surface thereof; an upper metal hub located on the circular plate, and having a hole aligned with the first hole of the circular plate and column-shaped joints formed at portions corresponding to the second holes of the circular plate; and a lower metal hub located under the circular plate, and having a hole aligned with the first hole of the circular plate and column-shaped joints formed at portions corresponding to the second holes of the circular plate, wherein the joints of the upper and lower metal hubs are jointed through the second holes.