Patent · US Active

Resonator mounted in a case incorporating a watch module

US8149651B2 · kind B2 · utility

0Cited by
6References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 14, 2007
Grant dateApr 3, 2012
Priority date
Expiry dateAug 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.