A pulley is a simple machine using a wheel and a cord that's designed for lifting. A pulley is a simple machine using a wheel and a cord that's designed for lifting. Pulleys help make work easier by ...

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Power transmission involves transferring mechanical power from one part of a system to another Gear trains change the speed, direction, or torque between shafts. The gear ratio is calculated by ...

AutomationDirect’s SureMotion line of motion control products now includes additional synchronous timing belts and pulleys for small motor applications. AutomationDirect’s SureMotion line of motion ...

I have a problem with the belt on my '89 six-cylinder Jeep Cherokee. It was fine, but then the serpentine belt began to shred. I replaced it, and the new one began to shred, too. I noticed that the ...

The modern overhead-cam internal combustion engine is a mechanical masterpiece of hundreds of parts in perfect synchronisation. In many cases it depends for that synchronisation upon a flexible ...