3 ms·
My favorite: "How Differential Gear works" (1930s) https://www.youtube.com/watch?v=K4JhruinbWc&t=1m50s https://www.youtube.com/watch?v=K4JhruinbWc&t=1m50s
by Sukotto 9y ago
My favorite: "How Differential Gear works" (1930s)
https://www.youtube.com/watch?v=K4JhruinbWc&t=1m50s https://www.youtube.com/watch?v=K4JhruinbWc&t=1m50s