Japan, July 14 -- EAST JAPAN RAILWAY CO has got intellectual property rights for 'JOINTING METHOD OF PRECAST MEMBERS.' Other related details are as follows:
Application Number: JP,2022-095013
Category (FI): E04B1/21@D,E04B1/58,503@E,E04B1/21@B
Stage: PROBLEM TO BE SOLVED: To provide a jointing method of precast members allowing easy jointing, and improved in jointing strength thereof.SOLUTION: A jointing method of jointing first reinforcements 1 projecting sideward from a side face of one precast member 10 to second reinforcements 2 projecting sideward from the side face of the other precast member 20 in a lap joint, comprises steps of: setting spiral members 3 by making the spiral members penetrate the first reinforcements 1 of the one precast member 10; positioning the first reinforcements 1 and the second reinforcements 2 to be the lap joint arrangement by, in a sate of the spiral members 3 retreated to a position closer to the side face of the one precast member 10, moving the other precast member 20 to the direction roughly orthogonal to the extending direction of the second reinforcements 2; setting the spiral members 3 by sliding to cover the lap joint part of the first reinforcements 1 and the second reinforcements 2; and forming a joint part 30 by placing a solidification material among the precast members.SELECTED DRAWING: Figure 5 (Grant)
Filing Date: June 13, 2022
Publication Date: Dec. 25, 2023
The original document can be viewed at: https://www.j-platpat.inpit.go.jp/p0100
Disclaimer: Curated by HT Syndication.
