Safety lock for power driven machines
Scraper elevator power chain tensioning device
Segmental V belt
Segmented sprocket
Self adjusting elevator
Self cleaning pulley for conveyor belts
Self-adjusting trunnion assembly
Self-aligning idler
Self-cleaning sprocket
Semi-automatic gearshift for dual derailleur bicycle
Shaft mounting
Sheave assembly for V-belt type infinitely variable transmission
Sheave for a speed variator and a method of replacing a belt the
Silicone traction fluids
Single lever forward-reverse control
Single point resilient and adjustable mount for derailler
Single speed frictional drive unit with magnetic biasing means
Sintered pulley hub construction and method of making same
Slack belt clutch
Slip-free sheave or pulley