END DRIVE WITH INTERMEDIATE MEMBERS Russian patent published in 1998 - IPC

FIELD: mechanical drives of machines. SUBSTANCE: drive includes coaxial high-speed and low-speed shafts, cam with groove secured on high-speed shaft, fixed central wheel and holder with radial slots secured on low-speed shaft. Intermediate members are received by slots of holder; end of each intermediate member is fitted in cam groove; cam, intermediate members and central wheel are located coaxially. Cam is of drum-type and groove over its perimeter is closed. Central wheel is provided with toothed rim of bevel or end engagement. Intermediate members are made in form of levers located in holder on revolving supports; they are mounted for swinging along axis of these supports in diametral planes of drive; at least one tooth is provided at one end of each intermediate member for engagement with toothed rim of central wheel. Main part of holder is secured on low-speed shaft. EFFECT: enhanced reliability. 12 cl, 6 dwg