Patent · US Expired

Multipole circuit breaker with single-pole units

US5281776A · kind A · utility

109Cited by
2References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 29, 1992
Grant dateJan 25, 1994
Priority date
Expiry dateSep 29, 2012

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01H2071/1036
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A low voltage multipole circuit breaker having a double housing, each pole including a single-pole breaking unit having a parallelepipedic plastic box having two extended side faces. Contacts are further provided and are associated with an extinguishing chamber housed within the single-pole breaking unit. Several units are mounted side by side in the parallelepipedic box to form a multipole circuit breaker.

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