MAGICA MECÂNICA - ENGRENAGEM PLANETÁRIA

Magic of Mechanics - Epicyclic (planetary ) gear

https://www.youtube.com/watch?v=6X7TfOdVzpk

TRANSMISSÃO NOS CARROS
DIFERENCIAL SINCRONISMO MECÂNICO

Car Transmissions & Synchromesh: "Spinning Levers" 1936 Chevrolet Auto Mechanics

https://www.youtube.com/watch?v=aFvj6RQOLtM

COMO FUNCIONA O DIFERENCIAL DO AUTOMÓVEL

Around The Corner (1937) How Differential Steering Works

https://www.youtube.com/watch?v=yYAw79386WI