FIELD: electrical engineering; motor drives. SUBSTANCE: motor drive input shaft has coupling with slots on both ends. Driving member and output gear of hand-operated reduction unit are mounted in separate case so that they are free to rotate relative to the latter. Output gear has central bore for passing output shaft of drive and slots on one of butt ends for jointing to coupling slots. EFFECT: simplified design; facilitated manufacture. 2 cl, 1 dwg
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