Coiling limitation device for a timepiece barrel
US11927922B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 12, 2021 |
| Grant date | Mar 12, 2024 |
| Priority date | — |
| Expiry date | Jan 15, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG04D7/1264
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A coiling limitation device for a timepiece barrel includes at least one non-return notch arranged to cooperate with a sliding flange of the spring of the barrel, which is integrated in a watch including a resonator cooperating with an escapement mechanism. This device includes an acoustic device for the acoustic monitoring of the coiling of the barrel of a watch positioned on a receptacle included by the device, which acoustic devices are arranged to identify a click noise during each start of cooperation between the sliding flange and a notch. The device includes piloting devices arranged to stop the coiling of the barrel at the instant of the perception of the click noise or the repetition of the click noise.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.