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. 09, 2024
Filed:
Sep. 09, 2020
Nippon Steel Corporation, Tokyo, JP;
Hiroshi Nogami, Tokyo, JP;
Takahiro Fujimoto, Tokyo, JP;
Yuiko Shiotani, Tokyo, JP;
Ryuichi Nishimura, Tokyo, JP;
Mitsuhiro Okamoto, Tokyo, JP;
Kumpei Sano, Tokyo, JP;
Naruo Miyabe, Tokyo, JP;
Yuki Ichikawa, Tokyo, JP;
NIPPON STEEL CORPORATION, Tokyo, JP;
Abstract
A brake disk unit includes a rotating member, a brake disk, and a control member. The brake disk includes a disk main body, fins, and convex portions and/or concave portions. The control member includes a support portion and a projecting portion. At least a part of the projecting portion is arranged between fins that are adjacent in the circumferential direction of the brake disk. A gap is formed between the projecting portion and the brake disk. On the surface of the brake disk, the convex portions and/or the concave portions are provided further on the outer side in the radial direction of the brake disk than a minimum opening portion of the gap.