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:
Sep. 30, 2014
Filed:
Dec. 18, 2012
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Seohan Industry Co., Ltd., Chungcheongbuk-do, KR;
Yoon Cheol Kim, Gyeonggi-do, KR;
Jae Young Lee, Gyeonggi-do, KR;
Seong Jin Kim, Gyeonggi-do, KR;
Jae Min Han, Gyeonggi-do, KR;
Kyoung Don Yi, Daegu, KR;
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Seohan Industry Co., Ltd., Chungcheongbuk-do, KR;
Abstract
Disclosed is a brake disk. The brake disk includes a friction part having a coupling aperture within a center thereof and a plurality of recessed portions repeatedly formed at a predetermined interval along an inner circumference of the coupling aperture, in which bevels protrude from inner surfaces of the recessed portions, respectively. The bevels are tapered along upper and lower sides thereof toward protruding centers. The brake disk also includes a hub having a plurality of protrusions inserted into and attached to the recessed portions when coupled to and received in the coupling aperture of the friction part via a cast-bonding method, along a circumference thereof.