FIELD: devices and processes for vital activity of human beings. SUBSTANCE: method comprises steps of washing out contaminations from blades at oscillation motion of insert with blades and sharpening blades by means of rotating leather roller; using as drive unit for providing oscillation and rotation motions small water turbine connected with water tap of water supply system. EFFECT: increased useful life period of insert with blades, lowered cost of using it. 4 cl, 1 dwg, 1 note
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Authors
Dates
2003-03-10—Published
2000-04-20—Filed