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. 16, 2019
Filed:
Sep. 12, 2014
Railway Technical Research Institute, Tokyo, JP;
Nippon Steel & Sumitomo Metal Corporation, Tokyo, JP;
Shin-ichi Saga, Tokyo, JP;
Yasushi Karino, Tokyo, JP;
Kazutaka Asabe, Sanda, JP;
Atsushi Sakaguchi, Nishinomiya, JP;
Mikio Yoneyama, Osaka, JP;
Yoshihiro Tatsumi, Kobe, JP;
RAILWAY TECHNICAL RESEARCH INSTITUTE, Tokyo, JP;
NIPPON STEEL & SUMITOMO METAL CORPORATION, Tokyo, JP;
Abstract
A brake disc of the present invention is a brake disc that stops the rotation of an axle when a brake pad is pressed on a surface of the brake disc, including a disc main body that is attached to a rotary body integrally rotating with the axle; and a plurality of build-up layers laminated on a surface of the disc main body, in which the build-up layers are laminated on the surface of the disc main body by means of laser metal deposition welding.