Timepiece mechanism intended to be driven through a variable number of steps
US11892804B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Dec 18, 2020 |
| Grant date | Feb 6, 2024 |
| Priority date | — |
| Expiry date | Mar 10, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG04B19/2536
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Disclosed is a timepiece mechanism which has a mobile including a tooth of a first type and a tooth of a second type, and a pawl that is intended to move the mobile by at least one step on each actuation and has a travel that is liable to move the mobile by two steps on each actuation. This timepiece mechanism has a correction mobile designed to define different paths of the pawl, depending on the state thereof, the pawl and the correction mobile being designed such that, on each actuation of the pawl: the pawl moves the mobile by one step; and the pawl moves the mobile by an additional step only when the correction mobile is in a predefined state and the tooth of the second type is situated along the travel of the pawl.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.