73750595
Sep 7, 1988
Dec 5, 1989
MACHINE PARTS, NAMELY INDEXING DRIVES FOR INTERMITTENTLY DRIVING FROM A CONTINUOUSLY ROTATING MOTOR TURNTABLES OF MACHINE TOOLS, CONVEYORS, OR THE LIKE; MACHINES, NAMELY, PARTS HANDLERS TO TRANSFER PARTS OR WORK PIECES FROM ONE PLACE ON A WORK STATION TO ANOTHER; MACHINE PARTS, NAMELY, SAFETY COUPLERS TO PREVENT OVERLOADING AND TO CUT-OFF EXCESSIVE TORQUE; STATIONARY FEEDING MACHINES TO SEQUENTIALLY DELIVER MATERIALS TO WORK STATIONS OF MACHINE TOOLS; PRESS MACHINES; AND INDUSTRIAL ROBOTS
Machinery