Patent · US Expired

Battery operated electronic watch

US4143507A · kind A · utility

7Cited by
3References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 8, 1977
Grant dateMar 13, 1979
Priority date
Expiry dateJul 8, 1997

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG04C3/00
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A battery operated watch includes an actuator mechanism adapted to actuating indicator hands of the watch. The actuating mechanism includes a gear train adapted to drive indicator hands, a motor for driving the gear train, and an electronic block unit. The electronic block unit includes an oscillator and electronic circuit for operating the motor. A mechanism plate and bridge are provided. A carrier plate of insulative material is disposed between the mechanism plate and bridge. The carrier plate has pockets, including indentations, bores and openings, for receiving and retaining in position at least some components of the actuating mechanism. Means is provided for securing the mechanism plate, bridge, and carrier plate together, including a plurality of pillars extending between the mechanism plate and the bridge.

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