| 摘要 |
FIELD: grinding and milling. SUBSTANCE: proposed crusher contains housing, breaking cone with shaft, breaking cone support, unbalance weight mounted on shaft extension in support part of which central axial hole and radial holes are made getting into central axial hole and forming centrifugal fan impeller. Unbalance weight rests on bottom of inner cup of housing. Air pass holes can be made in inner cup of housing. Air pass channels can be made in support of breaking cone. EFFECT: improved serviceability of crusher, reduced service expenses. 3 cl, 2 dwg
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