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  2. Jens Olsen's World Clock - Wikipedia

    en.wikipedia.org/wiki/Jens_Olsen's_World_Clock

    The front of Jens Olsen's World Clock The back of Jens Olsen's World Clock. Jens Olsen's World Clock or Verdensur is an advanced astronomical clock which is displayed in Copenhagen City Hall. [1] [2] The clock consists of 12 movements which together have 15,448 parts. [3] [4] The clock is mechanical and must be wound once a week. [5]

  3. Musical clock - Wikipedia

    en.wikipedia.org/wiki/Musical_clock

    A musical clock is a clock that marks the hours of the day with a musical tune. They can be considered elaborate versions of striking or chiming clocks. [1] Elaborate large-scale musical clocks with automatons are often installed in public places and are widespread in Japan. Unlike conventional electronic musical clocks, these clocks plays pre ...

  4. Pomodoro Technique - Wikipedia

    en.wikipedia.org/wiki/Pomodoro_Technique

    A pomodoro kitchen timer. The Pomodoro Technique is a time management method developed by Francesco Cirillo in the late 1980s. [1] It uses a kitchen timer to break work into intervals, typically 25 minutes in length, separated by short breaks.

  5. Clock - Wikipedia

    en.wikipedia.org/wiki/Clock

    The longcase clock (also known as the grandfather clock) was created to house the pendulum and works by the English clockmaker William Clement in 1670 or 1671. It was also at this time that clock cases began to be made of wood and clock faces to use enamel as well as hand-painted ceramics.

  6. Striking clock - Wikipedia

    en.wikipedia.org/wiki/Striking_clock

    The Elizabeth Tower of the Palace of Westminster in London, commonly referred to as Big Ben, is a famous striking clock. A striking clock is a clock that sounds the hours audibly on a bell, gong, or other audible device. In 12-hour striking, used most commonly in striking clocks today, the clock strikes once at 1:00 am, twice at 2:00 am ...

  7. Clock of the Long Now - Wikipedia

    en.wikipedia.org/wiki/Clock_of_the_Long_Now

    The Clock of the Long Now, also called the 10,000-year clock, is a mechanical clock under construction that is designed to keep time for 10,000 years. It is being built by the Long Now Foundation . A two-meter prototype is on display at the Science Museum in London.

  8. Conservation and restoration of clocks - Wikipedia

    en.wikipedia.org/wiki/Conservation_and...

    Conservation experts advise clocks need to be serviced regularly. A clock is a complex mechanical contraption made of a variety of materials and with many small moving parts. [10] Even under perfect conditions lubricants deteriorate. Clocks should be examined and re-lubricated every three years.

  9. 24-hour analog dial - Wikipedia

    en.wikipedia.org/wiki/24-hour_analog_dial

    Sundials use some or all of the 24-hour dial, because they show the position of the sun in the sky. Sometimes, for aesthetic rather than practical reasons, all the 24 hour marks are shown. Medieval clocks often used the 24-hour analog dial, influenced by the widespread example of the astrolabe. [5]

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