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:
Feb. 08, 2005
Filed:
Jun. 30, 2000
Masahiro Abukawa, Koshigaya, JP;
Masahiro Abukawa, Koshigaya, JP;
Splice Sleeve Japan, Ltd., Tokyo, JP;
Abstract
A mortar grouting type joint for reinforcing bars is provided, which comprises a hollow cylindrical body having an opening cover () at an end, a bolt hole () on the side wall, and a supporting protrusion () on the inner peripheral wall, adapted to support reinforcing bars () with a bolt () and the supporting protrusion (), wherein the supporting protrusion () consists of a pair of thin-walled members extending in parallel in the longitudinal direction of the hollow cylindrical body, and each thin-walled member has a ridge line () sloping toward the opening cover (), with the portion of the thin-walled member supporting the reinforcing bar () inserted through the opening cover () constituting the apex, whereby the reinforcing bar to be inserted can be automatically guided to the position coaxial with the joint, said joint being suitable for performing connection of a number of sets of bare reinforcing bars such as connection of reinforcing bar structures.