WORM POWER DRIVE

[ Couplings for machines; ] shaft couplings as parts of machines; [ clutches for machines; ] [ torque converters, not for land vehicles; limiting devices, namely, over-load clutches; axles for machines; key-less shafts for machines; ] [ hub coupling devices, not for land vehicles; ] engines not for land vehicles; electric motors, not for land vehicles; motors for force transmission in machines; [ starters for motors and engines; ] [ shock absorbers for machines; ] [ linear actuators; indexing transmissions for machines; industrial robots; transmissions for machines, engines, and motors; ] reduction gears for machines, engines, and motors; speed changers for machines, engines, and motors; gears for machines [; gear boxes, not for land vehicles ] [; machine parts, namely, bearings; cylinders for motors and engines ]