| 摘要 |
A cone crusher for crushing stones comprises an outer shroud housing a shaft driven of conical swinging motion at the middle portion whereof there is provided a crushing or milling cone, cooperating with a shroud conical ring to define an upward widening space therebetween, a rotating bush being provided for housing a hydraulic piston supporting, through an axial roller bearing, the bottom end of the shaft arranged substantially concentrical to the piston.
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