barrel arbor

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• Barrel (horology) — Used in mechanical watches and clocks, a barrel is a cylindrical metal box closed by a cover, with a ring of gear teeth around it, containing a spiral spring called the mainspring, which provides power to run the timepiece. The barrel turns on an …   Wikipedia

• motor barrel — noun : the mainspring unit in watches that have the main wheel detached from the barrel but turning as a unit with the barrel arbor to eliminate strain on the main wheel teeth if the mainspring should break compare going barrel …   Useful english dictionary

• going barrel — noun : a mainspring barrel in a watch or clock that has teeth on its periphery for driving the train and that is mounted on an arbor which is stationary except during winding …   Useful english dictionary

• hanging barrel — noun : the going barrel in a watch whose arbor is supported by attachment to the upper plate only allowing the movement to be made very thin …   Useful english dictionary

• Mechanical watch — The movement of a Russian watch A mechanical watch is a watch that uses a mechanical mechanism to measure the passage of time, as opposed to modern quartz watches which function electronically. It is driven by a spring (called a mainspring) which …   Wikipedia

• watch — /woch/, v.i. 1. to be alertly on the lookout, look attentively, or observe, as to see what comes, is done, or happens: to watch while an experiment is performed. 2. to look or wait attentively and expectantly (usually fol. by for): to watch for a …   Universalium

• Face wheel — In machinery, a face wheel, lap, or crown wheel (transmission wheel) is a wheel whose disk face is adapted for grinding and polishing. A water mill contains a face wheel.In watchmaking, the crown wheel is usually an object of circular shape with… …   Wikipedia

• crown wheel — noun In watchmaking, an object of circular shape with contrate teeth, which meshes with the winding pinion and with the ratchet wheel on the barrel arbor used to wind up the watch, respectively, to set the time …   Wiktionary

• Mainspring — For the 2007 novel by Jay Lake, see Mainspring (novel). An uncoiled modern watch mainspring …   Wikipedia

• Cotehele clock — Coordinates: 50°29′45″N 4°13′33″W / 50.49592°N 4.225964°E / 50.49592; 4.225964 …   Wikipedia

• Fusee (horology) — Used in older spring powered mechanical watches and clocks, a fusee is a cone shaped pulley with a spiral groove around it, wound with a cord or chain which is attached to the mainspring barrel. Fusees were used from the 1400s to the early 1900s… …   Wikipedia