Patent · US Expired

Apparatus having a switch which is operable via a dome-shaped elastic cover

US6331686A · kind A · utility

4Cited by
4References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 23, 1999
Grant dateDec 18, 2001
Priority date
Expiry dateMar 23, 2019

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01H2003/007
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

In an apparatus comprising a housing wall formed with a passage closed by an elastically deformable cover which has a raised portion and comprising switching means arranged behind the cover, a switching function of the switching means can be actuated only when a raised portion is moved into an operating position in which the cover has a recessed shape in the area of the raised portion.

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