| 摘要 |
FIELD: technique for washing of bulk objects, including roots, vegetables, parts, construction materials in food-processing sugar, canned food, distillation, construction and other branches of industry. ^ SUBSTANCE: washing machine has drum made in the form of unidirectional hollow helical column formed from at least three strips defining perimeter and developed in vertical plane, said strips being connected with one another along column length and having equal length and curvature of different order and extent of curvature of convex or concave shape relative to axis of rotation of drum so that outer perforated overlapped portions are defined along perimeter of drum. ^ EFFECT: increased efficiency in washing of easily damaged bulk objects. ^ 6 dwg |
