| 摘要 |
PURPOSE:To maintain sufficient connecting strength between a FRP made cylindrical pipe and a metal made terminal member which is connected thereto, and obtain stable torque transmission. CONSTITUTION:A plurality of tip surfaces 12, 15 independent from each other are provided on respective tips of seration tooth forms 10 which are provided around the outer circumferential surface of a metal made terminal member fitting part 1B, and the tooth tip surfaces thereof and tooth surfaces 14 provided adjacently to the tip surfaces thereof are pressed-in and connected so as to bite in the inner circumferential surface 2A of a FRP made cylindrical pipe 2. |
