Patent · US Expired

Diaphragm type switch

US4943696A · kind A · utility

3Cited by
6References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 30, 1989
Grant dateJul 24, 1990
Priority date
Expiry dateJan 30, 2009

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01H13/38
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A snap switch is enclosed in a cup shaped housing with an open end. The open end is closed by a diaphragm. The snap action of the switch is provided through a member which has a reactor member and two reaction members which are formed by providing parallel slots in a contact blade. The switch is actuated by a switch actuator which is mounted on the cup shaped housing to provide circular lever pivoting of the actuator.

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