GRINDER Russian patent published in 2004 - IPC

FIELD: grinding of hard materials in liquid.

SUBSTANCE: proposed grinder has housing with trapezoidal deflecting plates, disk installed for rotation in opposite directions with rectangular striking members on surfaces pointed to each other. Disks differ in diameter. Mounted on peripheral surface of larger diameter disk pointed to other disk are contractions with larger section pointed to side of rotation of disk on which they are mounted. Guide concave blades are installed on edge of disk close to neck pointed with inclined surface to side opposite to side of rotation of larger disk. Smaller section of contraction has form of ellipse whose larger diameter is parallel to disk surface.

EFFECT: improved efficiency of grinding.

3 dwg