Patent · US Expired

Analog timepiece including means for signalling a change of mode

US5379281A · kind A · utility

25Cited by
3References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 13, 1993
Grant dateJan 3, 1995
Priority date
Expiry dateSep 13, 2013

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG04C3/14
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

The invention concerns a timepiece. Such timepiece exhibits at least two selectable modes of operation, a first referred to as time and a second referred to as nontime, and it comprises at least one hours hand (h) and one minutes hand (m) capable of being independently actuated by motor means (18, 20), electronic management means (22) for said modes of operation and an external control organ capable of operating on said management means, such timepiece being characterized in that it includes visual means for signalling entry into the non-time mode of operation, such signalling means being formed by said hours (h) and minutes (m) hands acting in an automatic and systematic fashion at least, upon entry into the nontime operating mode. The invention is applicable to an electronic timepiece having an analog display.

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