Gears - How do they work? - Different types explained and compared

An easy-to-understand explanation of how gears work and why they can give a machine more speed or force (but not both at the same time).

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Gears - How do they work? - Different types explained and compared

Link Motions, Valve Gears and Valve Setting : A Practical Treatise Which Explains the Mysteries of Valve Setting. Shows the Different Valve Gears in Use, How They Work and Why. Piston and

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