PLANETARY BALL-TYPE GEAR TRAIN

摘要

mechanical engineering. SUBSTANCE: planetary ball-type gear train includes three coaxial cylindrical holders; one holder is immovable; inner and outer holders are provided with working grooves and return grooves; intermediate holder has through slots. Balls are received by these slots and are engageable with grooves of holders. EFFECT: enhanced efficiency; increased service life. 14 cl, 9 dwg