Winding and setting mechanism for watch movements
US3983691A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Oct 20, 1975 |
| Grant date | Oct 5, 1976 |
| Priority date | — |
| Expiry date | Oct 20, 1995 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG04B27/02
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
This invention relates to a winding and setting mechanism for watch movements having a frame, the mechanism comprising a minute-wheel, a ratchet-wheel, a rotating control stem adapted to effect a movement of translation between at least two axial positions of setting and winding, respectively, a setting-lever pivotable upon the movement of translation of the control stem, a setting-wheel adapted to drive the minute-wheel when the stem is in the setting position, and a crown-wheel slidingly mounted for engagement with or disengagement from the ratchet-wheel according to the direction of rotation of the stem when the latter is in the winding position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.