TIMEPIECE MOVEMENT
Number of patents in Portfolio can not be more than 2000
United States of America
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Issued Date -
Dec 26, 2024
app pub date -
Sep 22, 2022
filing date -
Sep 22, 2022
priority date (Note) -
Published
status (Latency Note)
Importance
Abstract
The invention relates to a timepiece movement (1) comprising:—a mechanical energy source (3);—a constant-force device (7) comprising an input wheel (11), arranged to be driven by said mechanical energy source (3), as well as an output wheel (13) kinematically connected to said input wheel (11) via a resilient element (9), which is preloaded and arranged to be recharged periodically on the basis of the rotation of said output wheel (13);—a regulating system (5) arranged to be driven by said output wheel (13). According to the invention, said movement (1) comprises:—an activation mechanism (29) arranged to be driven by said output wheel (13) and to drive a supplementary mechanism (27); and—a preload control system (23) arranged to modify said preload of said resilient member (9) on the basis of the state of said activation mechanism (29).
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Family
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Cited Art Landscape
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