Clutches for power transmissions for machines; transmissions for machines, namely, stepless controllable transmissions comprised of V-disk continuous drives, regulator, control, branching, reversing and fixed ratio gears, toothed gearing in the form of cylinder gears and straight bevel gears, and non-electric clutches, non-electric enclosed drives, and non-electric RPM controllers, with all of the foregoing for machines

Self Contained Variable Speed Clutch/Brake Units for Use with Industrial Machinery