Patent · US Expired

Timepiece

US6310836A · kind A · utility

12Cited by
1References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 3, 2000
Grant dateOct 30, 2001
Priority date
Expiry dateFeb 3, 2020

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG04C3/008
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

The present invention provides a timepiece having a light-receptive/emitting device such as a solar cell and an EL device in which a parting portion can be set freely and the timepiece can be adapted to various design requests. The timepiece has a dial for displaying a time, a timepiece movement incorporating driving units, a light-receptive/emitting device provided between the timepiece movement and the dial, and an armoring member for housing the timepiece movement, in which a portion or a whole of the dial is formed to have a light-transmitting property so as to supply outside light to the light-receptive/emitting device or to allow the light-receptive/emitting device to emit light to an outside, the light-receptive/emitting device is fixed to one side of the timepiece movement, and the dial is mounted to the armoring member by engaging a first portion formed at the dial with a second portion formed at the armoring member.

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