| 摘要 |
PROBLEM TO BE SOLVED: To provide a fluid injection member which injects a fluid such as a repair material at a void place as the cause of a leakage of water in a concrete structure, and is constituted so as to comprise a check-valve mechanism preventing the back flow of the fluid discharged from a front end and the intermediate section of the front end. SOLUTION: The fluid injection member 1 is constituted by comprising: a nipple member 20 applying pressure to the fluid and injecting the fluid; an elastic tube 21 tightly fixing the fluid injection member 1 on a hole interior wall for a repair, an injection plug body 28, through which the injected fluid is passed; a connecting member 4 with a discharge opening having the check-valve mechanism connecting the injection plug 2 and the pipe member 3, or the pipe member 3 and the pipe member 3; and a front end member 5 with the discharge opening formed at the front end section of the fluid injection member 1. COPYRIGHT: (C)2004,JPO
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