People’s proud invention of gears was preceded by mindless evolution: The tiny points on the legs of juvenile planthopper insects move like intermeshing cogs. Those cogs in young Issus coleoptratus ...

Backlash, a clearance between mating gear teeth, is built into speed reducers to let the gears mesh without binding and to provide space for a film of lubricating oil between the teeth. This prevents ...

The workshop "Advanced Design, Simulation & Stress Analysis of Gear Drives" will be held for the first time at RIT Campus in Rochester, NY, on June 24-26, 2019. This practical 3-day workshop will ...

This article was updated Feb. 28, 2023. It was originally published March 1, 2000. Planetary gears can supply high levels of torque and high-speed reduction. They are also relatively compact compared ...

Did you know that gears are all around you? You can find them in wind-up toys, bicycles, carousels, cars and trucks, cranes, drills, wind turbines, analog watches, and so forth! If you've looked ...

In 1946 the Tucker Automobile advertised a drive system that eliminated the need for a rearend. They put the engine in the rear mounted sideways so that the crankshaft rotation and the wheel rotation ...

Imagine driving your car with a manual transmission without shifting the gears properly. It would be unnecessarily severe on your car’s engine and gearbox because you would be lugging (when driving in ...