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:
Jan. 09, 2018
Filed:
Jun. 23, 2014
Tokyo Rope Manufacturing Co., Ltd., Tokyo, JP;
Nippon Steel & Sumitomo Metal Corporation, Tokyo, JP;
Akira Tamada, Tokyo, JP;
Yuuki Murakami, Tokyo, JP;
Shouichi Ohashi, Tokyo, JP;
Satoshi Sugimaru, Tokyo, JP;
TOKYO ROPE MANUFACTURING CO., LTD., Tokyo, JP;
NIPPON STEEL & SUMITOMO METAL CORPORATION, Tokyo, JP;
Abstract
A steel cord is obtained by bundling five steel core wires, which are arrayed in parallel with one another in a plane, into a unitary body by means of an adhesive having a thickness Ad of less than 15 μm. Each of the core wires-constituting the steel cord has a diameter d of less than 0.45 mm, and spacing Gd between the core wires is less than 20 μm. The core wires used have a free coil diameter D that is greater than wire diameter d thereof by 750 times or more.