Category
Power Transmission
4 articles in this category.
CVTs: The Transmission With No Gears At All
Why hunt for the right gear when you can have every ratio at once? See how sliding cone pulleys and a steel belt sweep continuously from crawler to overdrive.
Power TransmissionDifferentials: The Gearbox That Lets Two Wheels Disagree
In a corner, the outer wheel travels farther than the inner one. The differential lets both wheels share one engine input while rotating at different speeds — a motion-cancelling miracle of bevel gears.
Power TransmissionBelt Drives: Quiet Power Across a Room
A rubber loop can carry serious power between shafts metres apart — quietly, cheaply, and with a built-in safety clutch. See how pulleys trade speed for torque on a moving belt.
Power TransmissionChain Drives: The Positive Link Between Belt and Gear
A chain is a belt you can trust: metal links that positively engage sprocket teeth, carrying high torque with zero slip over long distances. See why engines and bicycles depend on it.