| 摘要 |
A hub includes a cylindrical hub body and means comprising a flange member for flanging the hub body, the flanging means being slidably mounted on and fastened to the hub body and extending in radial direction, at least one of the hub body and the flanging means being formed with profiling for effecting a form lock against relative movement thereof at least in circumferential direction, a respective abutment formed on the hub body on each side of the flanging means, at least one of the abutments being a wedged-over portion of the hub body received in a channel formed in the flanging means. |
