Patent · US Expired

Draw-out switchgear having improved disconnect contacts

US4546221A · kind A · utility

1Cited by
7References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 29, 1984
Grant dateOct 8, 1985
Priority date
Expiry dateFeb 29, 2004

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02B11/04
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The invention concerns a draw-out circuit-breaker having high electrical performances. Each draw-in terminal clamp comprises at least one U-shaped guiding slide operating in conjunction with the edge of the associated contact terminal stab to lock the terminal clamp in the engaged position in a plane perpendicular to the engagement direction. A radiator is fitted inside the insulated enclosure secured to the bell-shaped cover.

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