Movement for mechanical chronograph with quartz regulator
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United States of America Patent
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May 24, 2016
Grant Date -
Aug 6, 2015
app pub date -
Sep 18, 2013
filing date -
Sep 25, 2012
priority date (Note) -
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Abstract
Movement for chronograph watch comprising: a barrel (1); a main gear train (RH) for driving one or more current time indicators (43); a regulator member comprising a generator (8) driven by the main gear train (RH), the generator powering an electronic regulation circuit (80) to control the speed of rotation of the main gear train as a function of a quartz oscillator (81); a chronograph gear train (Rc) that can be brought into mesh with the main gear train (RH) to drive a timer indicator (152). The chronograph gear train can be brought into mesh with a wheel (8) that performs more than one revolution per minute.
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