3D-printed gearboxes are always an interesting design challenge, especially if you want to make them compact. [ZeroBacklash] created a little strain wave gearbox (harmonic drive) for when you want to ...

A recently granted patent (Publication Number: US11879529B1) discloses a two-speed gearbox assembly designed for electric drive vehicles. The gearbox assembly includes a housing, multiple planetary ...

Strain wave gearing is a clever way to produce a high-efficiency, high ratio gearbox within a small space. It involves an outer fixed ring of gear teeth and an inner flexible ring of teeth which are ...

Rack and pinion steering is commonly used in modern vehicles to facilitate steering control. It involves a gear assembly consisting of a rack (a straight bar with teeth) and a pinion gear (a small ...

To optimize the performance of any speed reducer, the gears must be oriented to each other so that they run smoothly without binding or interference. They must also maintain the correct amount of ...

For folks with high horsepower street cars, the allure of a "clutchless" manual Lenco gearbox—and the cool-looking lightning-rod shifters—is pretty clear, but historically, the cost has been ...

Toyota made an important step forward when it made the Prius. Still, the secret to the car's success was not the hybrid system alone, but the transmission, which was named e-CVT. It didn't act like a ...