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:
Mar. 08, 2022
Filed:
Jul. 11, 2018
Tokyo Rope Manufacturing Co., Ltd., Tokyo, JP;
Oriental Shiraishi Corporation, Tokyo, JP;
Hiroshi Masuya, Ishikawa, JP;
Yoshihiro Tanaka, Tokyo, JP;
Toru Tanaka, Tokyo, JP;
Eiji Koda, Tokyo, JP;
Hiroshi Watase, Tokyo, JP;
Meguru Tsunomoto, Tokyo, JP;
TOKYO ROPE MANUFACTURING CO., LTD., Tokyo, JP;
ORIENTAL SHIRAISHI CORPORATION, Tokyo, JP;
Abstract
In an anchorage () of continuous fiber-reinforced polymer (CFRP) strands that anchors continuous fiber-reinforced polymer strands () to concrete structures, there is provided an untwisted diameter-expanded portion () expanded to a diameter Dby being radially expanded with respect to a diameter Dof a general portion () of the CFRP strands () by untwisting any section of the CFRP strands () formed by stranding a plurality of element wires () that are bundles of multiple continuous fibers, and filling and curing a time curable material () in a clearance among the element wires the untwisted section that is untwisted.