When automatic transmissions are doing their job right, you might not even notice they're there. However, there are some ...

There is no complex science behind what straight-cut gears are. It's exactly as it sounds, gears with teeth that run straight out from the center of the wheel, rather than slanting in a spiral. The ...

Many mechanical devices run on gears. Even the most reliable electric vehicles have simple gears that transmit motor torque to the wheels. However, the constant friction gears experience due to their ...