Patent · US Active

Mechanical watch movement

US8690420B2 · kind B2 · utility

1Cited by
3References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 22, 2011
Grant dateApr 8, 2014
Priority date
Expiry dateJan 1, 2032

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG04F7/0895
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Mechanical watch movement comprising a mechanical chronograph with a regulator organ for regulating the running of the chronograph, characterized in that the regulator organ of the chronograph is placed in an imaginary circle (A) coaxial to the movement and having a radius (r1) smaller than 50% of the maximum outer radius of the movement.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.