Resonator mounted in a case incorporating a watch module
US8149651B2 · kind B2 · utility
0Cited by
6References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 14, 2007 |
| Grant date | Apr 3, 2012 |
| Priority date | — |
| Expiry date | Aug 14, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG04C3/14
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
The invention concerns an electronic watch comprising an electric motor (5) for driving analogue display means (6), and a time base (1, 2) comprising an oscillator circuit (2) and a resonator (1), both mounted in the same case (9), characterized in that said case further comprises a control circuit (4) for said electric motor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.