Patent · US Expired

Method and system for illuminating a mechanical rotary push-button switch

US6531669B1 · kind B1 · utility

37Cited by
1References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 2, 2001
Grant dateMar 11, 2003
Priority date
Expiry dateMay 2, 2021

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01H2219/066
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A system and method for illuminating a push-button type avionics mechanical-to-electrical rotary switch, which includes an optical fiber extending through a hollow shaft in said switch, and where said optical fiber provides illumination of the push button when depressed.

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