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  2. Torsion pendulum clock - Wikipedia

    en.wikipedia.org/wiki/Torsion_pendulum_clock

    A torsion pendulum clock, more commonly known as an anniversary clock or 400-day clock, is a mechanical clock which keeps time with a mechanism called a torsion pendulum. This is a weighted disk or wheel, often a decorative wheel with three or four chrome balls on ornate spokes, suspended by a thin wire or ribbon called a torsion spring (also ...

  3. List of clock manufacturers - Wikipedia

    en.wikipedia.org/wiki/List_of_clock_manufacturers

    The following is a list of notable companies that produced, or currently produce clocks. Where known, the location of the company and the dates of clock manufacture follow the name. In some instances the "company" consisted of a single person.

  4. Ansonia Clock Company - Wikipedia

    en.wikipedia.org/wiki/Ansonia_Clock_Company

    In 1851 the Ansonia Clock Company was formed [2] as a subsidiary of the Ansonia Brass Company by Phelps and two Bristol, Connecticut, clockmakers, Theodore Terry and Franklin C. Andrews. Terry & Andrews were the largest clock manufacturers in Bristol, with more than 50 employees using 58 tons of brass in the production of about 25,000 clocks in ...

  5. Movement (clockwork) - Wikipedia

    en.wikipedia.org/wiki/Movement_(clockwork)

    One source recommends servicing intervals of: 3–5 years for watches, 15–20 years for grandfather clocks, 10–15 years for wall or mantel clocks, 15–20 years for anniversary clocks, and 7 years for cuckoo clocks, with the longer intervals applying to antique timepieces.

  6. Complication (horology) - Wikipedia

    en.wikipedia.org/wiki/Complication_(horology)

    It was released in 1989 to commemorate the 150th anniversary of the company. [16] The complications include the date of Easter , sidereal time , and a 2800-star celestial chart. The Supercomplication delivered to Henry Graves, Jr. in 1933 has 24 complications.

  7. Black Forest clockmakers - Wikipedia

    en.wikipedia.org/wiki/Black_Forest_clockmakers

    Black Forest clock production began in the mid-17th century. The first range of clocks were for practical use and of simple design. The popularity of clocks from Black Forest grew, and plates and clock faces became more sophisticated. It is said that, in the early days, Black Forest clocks were copied from the Bohemian style. [1]

  8. Key dates in Costa Concordia shipwreck, trial and cleanup - AOL

    www.aol.com/news/key-dates-costa-concordia...

    Jan. 13, 2012: The Costa Concordia slams into a reef off Italy's Giglio island after the captain, Francesco Schettino, ordered it taken off course and brought it close to shore in a stunt. Jan. 15 ...

  9. Ridgeway Clocks - Wikipedia

    en.wikipedia.org/wiki/Ridgeway_Clocks

    The clock-making work moved to Zeeland in the spring of 2005. The Ridgeway plant's production focus became curio cabinets and wine cabinets, product lines more vulnerable to import competition than grandfather and mantel clocks. In December 2007, Howard Miller Clock Co. closed its subsidiary Ridgeway Furniture, resulting in about 70 job losses. [1]