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  2. Maintaining power - Wikipedia

    en.wikipedia.org/wiki/Maintaining_power

    Huygens' maintaining power in use. The weight drive used by Christiaan Huygens in his early clocks acts as a maintaining power. In this layout, the weight which drives the clock is carried on a pulley and the cord (or chain) supporting the weight is wrapped around the main driving wheel on one side and the rewinding wheel on the other.

  3. Chester H. Pond - Wikipedia

    en.wikipedia.org/wiki/Chester_H._Pond

    After 1866 Mr. Pond developed his principal inventions, among which were the union fire alarm system and the self-winding, electric clock, now in general use throughout the country. Parsons, E. L. (1894), The American Missionary, Volume 48 – Almeda Gardner Girls' Industrial School, American Missionary Association; Pond, Chauncey (1912).

  4. Seth Thomas Clock Company - Wikipedia

    en.wikipedia.org/wiki/Seth_Thomas_Clock_Company

    The Seth Thomas Clock Company was founded by Seth Thomas in Plymouth Hollow, Connecticut, and began producing clocks in 1813. [1] It was incorporated as the "Seth Thomas Clock Company" in 1853. [ citation needed ] Plymouth Hollow, a part of the town of Plymouth, was incorporated in 1875 as the town of Thomaston , named for Seth Thomas.

  5. Historic courthouse clock to get new winding system - AOL

    www.aol.com/news/historic-courthouse-clock...

    Currently, the clock is operated using a weight cable system with weights weighing 800 pounds and housed in a chute that runs through the courthouse. Historic courthouse clock to get new winding ...

  6. Clockwork - Wikipedia

    en.wikipedia.org/wiki/Clockwork

    [1] [2] [3] A clockwork mechanism is often powered by a clockwork motor [4] consisting of a mainspring, a spiral torsion spring of metal ribbon. Energy is stored in the mainspring manually by winding it up, turning a key attached to a ratchet which twists the mainspring tighter. Then the force of the mainspring turns the clockwork gears, until ...

  7. Mainspring - Wikipedia

    en.wikipedia.org/wiki/Mainspring

    After winding, the arbor is stationary and the pull of the mainspring turns the barrel, which has a ring of gear teeth around it. This meshes with one of the clock's gears, usually the center wheel pinion and drives the wheel train. The barrel usually rotates once every 8 hours, so the common 40-hour spring requires 5 turns to unwind completely.

  8. Self Winding Clock Company - Wikipedia

    en.wikipedia.org/wiki/Self_Winding_Clock_Company

    The Self Winding Clock Company (SWCC) was a major manufacturer of electromechanical clocks from 1886 until about 1970. [1] Based in New York City, the company was one of the first to power its clocks with an electric motor instead of winding by hand. A patented clock mechanism automatically rewinds the main spring each hour by the small ...

  9. AOL Mail

    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

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