Friction wheel transmission for driving a rotary sieve device

Front derailleur

Front derailleur

Front derailleur chain guide

Front derailleur for a bicycle provided with a swingingly movabl

Front derailleur for bicycle

Garniture belt

Gear-shift control for bicycle transmission

Geared belt for positive drive transmission

Gearless speed and torque converter

Guide pulley for wide belts

High ratio planetary type traction roller transmission

Hoisting device

Hybrid roller gear transmission

Hydraulic chain take-up

Hydraulically controlled infinitely variable traction roller tra

Hydraulically controlled infinitely variable traction roller tra

Hydraulically controlled infinitely variable traction roller tra

Idler pulley

Inboard derailleur for multispeed bicycles