Patent · US Expired

Wrist watch incorporating a thermoelectric generator

US4106279A · kind A · utility

45Cited by
4References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 6, 1976
Grant dateAug 15, 1978
Priority date
Expiry dateMay 6, 1996

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG04G19/02
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

An electric wrist watch including a case containing a timekeeping module, an electrical storage device, and a display device. The case also includes a thermoelectric generator in contact with two heat exchangers. The two heat exchangers are arranged such that they are at least temporarily at different temperatures, with one of the heat exchangers being in contact with the surrounding air.

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