| 摘要 |
<p>PROBLEM TO BE SOLVED: To produce a flange tightening fixture by reducing a cost and with an execution worker so as to be able to safely and easily perform piping connection work. SOLUTION: In a pipe connection part butt placing a flange part 14, 15 provided in both end parts of a pipe 2 and a water supply port 3, a flange tightening fixture 13 covering an outer side with a protection member 22 formed of soft material to be provided with a pair of connection members 20, 20 in an inner side, while elastically deformed, is pressed in from a radial direction, fitted in by snap action and connected, and the pipe 2 and the water supply port 3 are prevented from being dislocated.</p> |
