Patent · US Expired

Watch movement

US4247926A · kind A · utility

6Cited by
6References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 27, 1979
Grant dateJan 27, 1981
Priority date
Expiry dateJun 27, 1999

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG04B19/247
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A watch movement having a frame comprising a bottom plate with a peripheral rim portion, a dial secured to said rim portion, and a holding plate disposed between the bottom plate and the dial is described, wherein the holding plate is made of a thin sheet of material and includes one or more positioning elements cooperating with the bottom plate and one or more raised support tongues cooperating with the dial.

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