| 摘要 |
A crush cut blade assembly comprising an axle pin adapted to be mounted in a holder and provided with a first set of two separate vee tracks disposed on a radially outer periphery of the axle pin; a blade disposed radially outwardly of, and concentrically about, the axle pin and provided with a second set of two separate vee tracks disposed on a radially inner periphery of the blade, the vee tracks of the blade being respectively disposed across from the vee tracks of the axle pin such that the vee tracks of the first set of vee tracks are respectively aligned with the vee tracks of the second set of vee tracks; and bearing balls disposed between the axle pin and the blade in both of the aligned vee tracks of the axle pin and of the blade. |
