Sprocket wheel for scraper elevator device

Sprocket, gear or pulley with interchangeable rim

Sprocket-wheel, especially for mining machines

Spun V-grooved sheet metal pulley with thick hub wall integral w

Spur gear planetary gearing with load balance

Spur gearing for the driving of a roller shell

Spur-gear system

Stabilized apparatus for converting rotational motion to linear

Stack of gears and transmission system utilizing the same

Staggered combination gears

Staggered gear for bi-directional operation

Staked retention for pinion ball bearing

Stamped sheet metal pulley

Standard-pitch gearing

Star gear system with lubrication circuit and lubrication...

Start gear engagement control for controller-assisted, manually

Start ratio selection for vehicular automated transmissions

Starting and reverse transmission apparatus

Starting device for heavy vehicles

Starting motor