Car Transmissions & Synchromesh: “Spinning Levers” 1936 Chevrolet Auto Mechanics 10min

more at auto-parts.quickfound.net Auto mechanics playlist: www.youtube.com ‘”The transmission in the modern motorcar — the mechanism that makes it possible to have three forward speeds and a reverse — is a series of levers, levers that spin.” VS cartoon of Archimedes trying to move earth with a lever extending from the moon or another planet in outer space; CU cartoon of Archimedes says “Give me a lever long enough and I can move the world.” CU disembodied hands using antique can opener to open a can of peaches; CU can open cutting through top of can. Two boys playing on a seesaw. CU pitch bar tool inserted between train wheel and track; man cranks large lever to move freight car along track; CU disembodied arm pumps lever lifting antique car off ground. VS man demonstrates basics of the lever using triangular piece as fulcrum and a long metal piece, man attaches 10 lbs. weight to one end of the bar and a 5 lbs. weight to the other end; man hangs various weights from both ends of the bar balancing the two by moving the fulcrum to various points along the bar; man demonstrates how a gear is constructed through numerous interlocking levers. VS stop-motion animation of two wheels with paddles added one by one turning wheels into paddle wheels and then into interlocking gears; cuts to more sophisticated gear; cuts to metal gears; VS CU different types of machine gears, worm gears, bevel gears, lopsided gears. Disembodied arm pieces together piece by piece a basic motor with …