Patent · US Expired

Molded case circuit breaker having a reinforced housing

US4595896A · kind A · utility

9Cited by
5References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 1, 1984
Grant dateJun 17, 1986
Priority date
Expiry dateOct 1, 2004

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01H71/1009
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A circuit breaker with blow open contacts is provided with a housing. Each pole of the circuit breaker has a reinforced molded housing. The walls of the housing are provided with reinforcing ribs to withstand the high pressures caused by gases generated by the arc during interruption of high short circuit currents.

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