| 摘要 |
To provide a joint structure capable of suitably joining members which compose the joint structure, and to provide a joining method thereof. The joint structure includes a shaft member 10, and a cylindrical member 20 an inner surface of which is fitted to an outer surface of the shaft member 10. The cylindrical member 20 includes first crimped portions 21 which are crimped along axial grooves provided in an axial direction of the shaft member 10; and a second crimped portion which fits the axial grooves 11 and is crimped along a circumferential groove 12, the circumferential groove 12 being provided on a circumferential surface of the shaft member 10 by reducing a diameter of an axially intermediate portion in a radial direction. |
