Operation stabilizing mechanism, movement, and mechanical timepiece
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United States of America Patent
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Feb 14, 2017
Grant Date -
Sep 15, 2016
app pub date -
Mar 2, 2016
filing date -
Mar 9, 2015
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
To provide an operation stabilizing mechanism, a movement, and a mechanical timepiece allowing a reduction in size while achieving an enhancement in rate precision. An operation stabilizing mechanism includes: an outer carriage and an inner carriage provided so as to be mutually rotatable; a constant-force spring provided between the outer carriage and the inner carriage and configured to impart a rotational force to the inner carriage such that the inner carriage rotates with respect to the outer carriage; a stop wheel provided on the outer carriage; and a stopper configured to perform engaging and releasing operations on the stop wheel upon the rotation of the inner carriage, wherein the rotational axis of the outer carriage and the rotation axis of the inner carriage cross each other.
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