Patent · US Expired

Automatic appliance electric state signalling label

US5034731A · kind A · utility

3Cited by
3References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 20, 1990
Grant dateJul 23, 1991
Priority date
Expiry dateFeb 20, 2010

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01H85/34
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The appliance according to the invention has a front face with retention means adapted for cooperating with fixing means belonging to a removable label with rank or function identification characters. This label is molded over an electronic circuit comprising at least one visible light-emitting component, this circuit being connectable to terminals provided on the appliance by means of electric conductors.

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