The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 15, 2025

Filed:

Nov. 08, 2022
Applicant:

Abb S.p.a., Milan, IT;

Inventors:

Pierantonio Arrighetti, Bossico, IT;

Pierre Corfdir, Wettingen, CH;

Markus Abplanalp, Baden-Dättwil, CH;

Ralf-Patrick Suetterlin, Baden, CH;

Assignee:

ABB S.p.A., Milan, IT;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01H 33/10 (2006.01); H01H 33/64 (2006.01);
U.S. Cl.
CPC ...
H01H 33/10 (2013.01); H01H 33/64 (2013.01);
Abstract

A switch pole for a low voltage switching device including an insulating casing defining an internal space with a contact area and an arc extinguishing area of said switch pole, a fixed contact assembly and a movable contact assembly positioned in said contact area and including, respectively, one or more fixed contacts and one or more movable contacts, which can be mutually coupled or uncoupled, and an arc chamber positioned in said arc extinguishing area and including a plurality of parallel arc-breaking plates and a terminal arc-breaking element, which includes a plate portion arranged in parallel to said arc-breaking plates and having one or more through openings and an elongated portion protruding from said plate portion and extending across said arc-extinguishing area, from said plate portion towards said fixed contact assembly.


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