Patent · US Expired

Manually operable switch

US4191874A · kind A · utility

2Cited by
3References
2Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 12, 1978
Grant dateMar 4, 1980
Priority date
Expiry dateSep 12, 1998

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01H2300/024
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A manually operable switch wherein at least the externally accessible portion of a pivotally mounted actuator member has a spheroidal configuration. An indentation in the spheroidal configuration enables the actuator member to be operated between predetermined angular positions.

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