Patent · US Expired

Electrical switch

US5670761A · kind A · utility

5Cited by
7References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 9, 1995
Grant dateSep 23, 1997
Priority date
Expiry dateFeb 9, 2015

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01H13/14
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An electrical switch having a plurality of plungers (6) and (8) telescoped one inside another. Each plunger is depressable from an extended position independently of the other(s) against a bias provided by a spring (28, 46) to operate respective switch contacts (62, 56).

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