DEVICE FOR CONTROL OF ECCENTRIC OF ROTARY DOBBY Russian patent published in 1996 - IPC

FIELD: textile industry. SUBSTANCE: device for control of eccentric of rotary dobby has eccentric freely installed on main shaft rotatable with stops through 180 deg, connecting rod mounted on eccentric and connected with harness, and means for connection of eccentric with shaft, including recesses made on shaft, two-spring-loaded wedging levers mounted on eccentric on axles for entering shaft recesses and connected to each other with their ends; auxiliary and driving pushers with thrust teeth mounted on the common axle. Auxiliary pusher is engageable with hollow in eccentric and driving pusher is engageable with free ends of wedging levers. Eccentric has deflector on its periphery on the side of wedging levers having width, in plan, larger than thickness of wedging levers. Deflector has hollows located opposite to free end of wedging levers. Driving and auxiliary pushers have swinging drive in form of bell-crank installed on axle of pushers, and pushers are connected with drive by means of prestressed springs. EFFECT: higher efficiency. 2 cl, 4 dwg