MACHINE FOR WASHING Russian patent published in 2015 - IPC A23N12/02 

FIELD: personal use articles.

SUBSTANCE: invention relates to equipment for washing bulk materials. The machine contains a charging and a discharging tray, bath with liquid and a driving drum installed therein. The drum is assembled of support rings with a cylindrical mesh surface of concave shape fixed between them; the surface is assembled of curvilinear shaped bars folded in a longitudinal direction relative to the longitudinal axis and curved on a mandrel along helical lines in a crosswise direction clockwise or counter-clockwise. The bars are joined together by conventional methods at the spots of their crossing and touching along the perimeter of the concave shaped cylindrical mesh surface. Installed along the length of the concave shaped cylindrical mesh surface is a concave shaped spring with a flat coil cross-section that is equipped with a device for changing the coils pitch through extension or compression.

EFFECT: design improvement.

9 dwg