| 摘要 |
The holding device comprises an annular element (5) placed round the motor shaft (1) and with at least one releasable attaching device. The ring is U-shaped in cross section, with the aperture facing the center of the element. There is at least one projecting part running radially towards the outside of the top of the cage (13) and fitting into (and removable from) the aperture of the annular element. |
