PLANETARY MILL Russian patent published in 1995 - IPC

FIELD: mechanical and chemical treatment of materials. SUBSTANCE: planetary mill has frame and vertical casing with cover. Drums are biased to rigid frictional case through brackets with slider inserts. Rotary cantilever crane is connected with cover through power cylinder stem. Axle secured at inner side of cover has lover disk and upper disk, which biases cover of each drum through ball and stem with spring, which are installed in shell functioning as cap fixed on cover. Bottom of each drum is in engagement with ball of supporting member formed as shell carrier attached to lower disk. Open end of each drum has annular flange with radial slits and depression for receiving cover, which is hermetically sealed. EFFECT: increased efficiency and enhanced reliability in operation. 3 cl, 1 dwg