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. 11, 2021
Filed:
Apr. 09, 2018
Microelettrica Scientifica S.p.a., Buccinasco, IT;
Claudio Mondellini, Treviglio, IT;
Marco Corna, Almenno san Salvatore, IT;
Lorenzo Stendardi, Milan, IT;
Abstract
An improved high speed breaker for industrial or railways applications wherein a high D.C. current must be interrupted with high efficiency and extremely fast intervention times. The breaker includes, in a casing, a base portion supporting an activating a switching mechanism including a holding mechanism and a release mechanism, an intermediate switching or breaking contacts portion, including fixed contacts and movable contacts, and a top arc chute extinguishing portion covering the switching or breaking contact portion, wherein intermediate delimiting portions are provided on both sides of the casing to delimit laterally the intermediate switching or breaking contact portion and to provide lateral guides for the arc chute extinguishing portion, wherein the arc chute extinguishing portion is slidably mounted in the casing, and wherein at least a lever mechanism is extended transversally between the opposite intermediate delimiting portions for moving or raising the arc chute extinguishing portion for inspection.