FIELD: mechanical engineering. SUBSTANCE: transmission has drive and driven mutliimpression pulleys 1 and 2, several, two or more, isolated belts 3 and tension device 4. Tension device 4 has levers 6 pivotally mounted on transmission body 5, and pressure rollers 7 mounted on the ends of levers 6 through bearings. The number of levers 6 and rollers 7 is equal to the number of belts. Each of independent tension rollers 7 is pressed to the isolated belt. EFFECT: improved structure. 3 dwg
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