| 摘要 |
A key joint includes a shaft, a hub, cylindrical key installed in the long slots of those, and hub fixation unit placed in the radial slots, as a plate with opening for the key. The key is arranged with a circular groove. Between common bottom of radial slots of the shaft and the hub and the plate a metal strip is additionally installed, with the ends bent on that. The plate partially is placed in circular groove of the key and has same width with that. Thickness of the strip is equal to its depth. |
