Patent · US Expired

Fusible switch

US4302643A · kind A · utility

19Cited by
7References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 29, 1979
Grant dateNov 24, 1981
Priority date
Expiry dateOct 29, 1999

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01H21/16
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The following specification describes a fusible switch assembly having a thermoplastic base supporting a plurality of pivotal knife blades. A one piece thermoplastic arc suppressor housing common to a plurality of phases is also described together with arc suppressor plates snap fit in the housing and a common one piece thermoplastic rotor for moving the blades. The rotor is retained by engagement with the knife blades and walls of the base.

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