Mechanical timepiece movement with a resonator having two degrees of freedom with a maintaining mechanism using a runner rolling on a track
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United States of America Patent
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Jun 2, 2020
Grant Date -
Apr 19, 2018
app pub date -
Oct 17, 2017
filing date -
Oct 18, 2016
priority date (Note) -
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Abstract
Timepiece movement for a mechanical watch, comprising, arranged on a main plate, a resonator mechanism with two degrees of freedom, and a maintaining mechanism subjected to the torque of driving means comprised in the movement, wherein this maintaining mechanism is a continuous maintaining mechanism, and includes a crank movable about a crank rotational axis, and which includes, on the crank rotational axis, an axial element subjected to the torque of driving means, and, off-centre relative to the crank rotational axis, a crankpin which is arranged to travel on a track of a stiff ring comprised in the resonator mechanism, this stiff ring being movable in the two degrees of freedom.
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