Timepiece barrel with thin disks
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United States of America Patent
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Mar 29, 2016
Grant Date -
Apr 5, 2012
app pub date -
Sep 16, 2011
filing date -
Oct 1, 2010
priority date (Note) -
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status (Latency Note)
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Abstract
This timepiece includes a movement with a diameter of less than 40 mm which comprises a barrel (1) for the housing of a mainspring and of which the diameter is less than the radius of said movement. The barrel (1) comprises a cylindrical lateral wall (2), surrounded by a tooth gear (3), of which each edge (21, 21′) is closed by a disk (4, 4′) traversed axially by an opening (5, 5′) for pivoting of a barrel arbor (7). The height of the housing is between 85% and 97% of the total height of the periphery of the barrel (1).
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