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  1. ELI5 what it means for an “escape wheel” to move in steps,

    what it means for the pallets to lock it,

    what direction the forked lever is pushing against the impulse pin, and

    how the impulse pin is swinging back and forth?

  2. Why are those gears needed before the escapement wheel? Why not just have the spring work directly with the escapement wheel?

  3. This is how all educational gifs should aspire to be. Very informative and concise.

    In old watches it is sometimes mentioned that there are 8 – 10 jewels. So where are these jewels used? Do they form a part of the mechanism?

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