Gear
Gear by sarmad khan
Gear drive
Power transmission Part 2. Helical gear The teeth cut on the periphery are of helical screw form A helical teeth is inclined at an angle to the axis.
Chapter 2 : Power Transmissions. GEAR CONTENTS POWER TRANSMISSION GEAR TYPES OF GEARS NOMENCLATURE APPLICATIONS OF GEARS VELOCITY RATIO GEAR TRAINS EXAMPLE.