Patent · US Active

Medium voltage switching apparatus

US11776779B2 · kind B2 · utility

0Cited by

9References

15Claims

0Family size

Assignee

ABB Schweiz AG · CH

Inventors

Emanuele Morelli · Vaccarizza, IT
Dietmar Gentsch · Ratingen, DE
Jacopo Bruni · Cascina Maschinoni, IT

Key dates

Filing date	Jan 13, 2022
Grant date	Oct 3, 2023
Priority date	—
Expiry date	Jan 13, 2042

Classification

Technology area (CPC H)Electricity
CPC primaryH01H2033/6667
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A switching apparatus is provided herein. The switching apparatus includes: (i) a first pole terminal, a second pole terminal and a ground terminal, (ii) a first contact arrangement including a first fixed contact member and a first movable contact member, (iii) a second contact arrangement including a second fixed contact member and a second movable contact member, (iv) a vacuum chamber wherein the second fixed contact and the second movable contact are enclosed and can be coupled or decoupled, and (v) an electrically conductive coupling lever pivoted on the second movable contact member and reversibly movable about a second rotation axis.

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