Mechanical timepiece comprising a tourbillon
US7008102B2 · kind B2 · utility
5Cited by
4References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 24, 2003 |
| Grant date | Mar 7, 2006 |
| Priority date | — |
| Expiry date | Apr 24, 2023 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG04B17/285
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
The invention relates to a timepiece consisting of a main plate (24) having the following components mounted thereto: a time base which is formed by a tourbillon (16) comprising a rotatable frame, which appears in an opening (14a) in the dial (14) thereof; and time information display means which are controlled from the time base. The aforementioned display means comprise a rotatable ring (40) which appears in the opening (14a) in the dial, co-axially around the frame, and ring drive means.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.