Burdega V. The substantiation parameters of a harrow with bent strip teeth.

Research object: bent strip tooth, harrow with bent strip teeth, technological process of till of soil by the given harrow; research purpose: to promote quality of loosening and decrease power loses in the process of superficial till of soil thanks to the use of harrow with bent strip teeth; research methods: theoretical ground of parameters and experimental researches on the basis of planning of multifactor experiments; novelty: a working process, is first explored with such teeth, optimum structural parameters of a bent strip tooth and a harrow are substantiated, the indexes of work of harrow are explored with bent strip teeth; practical value: use of results of research for planning of new bent strip machines and instruments; economic effect: 519 UAH on coupling with 11 harrows; sphere of the use: enterprises of agricultural production.