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Thread: Congreve rolling ball clock - GIF

  1. May 12, 2020, 08:13 PM #1
    Altair
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    Congreve rolling ball clock - GIF

    A Congreve rolling ball clock uses a ball rolling along a zig-zag track rather than a pendulum to regulate the time.




    Previously:

    Torsion pendulum clock - photo
    Fibonacci spiral clock - photo
    Salisbury Cathedral clock - photo
    Astro-skeleton clock - photo and video

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  2. The Following 5 Users Say Thank You to Altair For This Useful Post:

    baja (May 14, 2020), KustomsbyKent (May 15, 2020), Scotsman Hosie (May 22, 2020), Tule (May 14, 2020), WorkerB (May 13, 2020)
  3. May 13, 2020, 07:44 PM #2
    Karl_H
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    I hope that is in a good glass case. The noise would drive me nuts after a few minutes.

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