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.
Patent No.:
Date of Patent:
May. 31, 2022
Filed:
Dec. 10, 2020
Applicant:
Abb Schweiz Ag, Baden, CH;
Inventors:
Elham Attar, Skien, NO;
Magne Saxegaard, Porsgrunn, NO;
Richard Lauritzen, Skien, NO;
Ståle Talmo, Skien, NO;
Stanley Lohne, Porsgrunn, NO;
Martin Kristoffersen, Porsgrunn, NO;
Wilhelm Rondeel, Skien, NO;
Assignee:
ABB Schweiz AG, Baden, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 33/22 (2006.01); H01H 33/02 (2006.01); H01H 33/91 (2006.01); H02B 13/045 (2006.01); H02B 13/055 (2006.01);
U.S. Cl.
CPC ...
H01H 33/91 (2013.01); H01H 33/025 (2013.01); H01H 33/22 (2013.01); H02B 13/045 (2013.01); H02B 13/055 (2013.01);
Abstract
A gas-insulated puffer-type switch device for operating inside a sealed gas tight enclosure of an electric power distribution switchgear, the sealed gas tight enclosure being filled with a dielectric gas having a global warming potential lower than that of SF6. The switch device has at least one of improved compactness, minimised electrical stress, maximised heat dissipation and reduced environmental impact.