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. 16, 2017
Filed:
Mar. 18, 2013
Abb Technology Ag, Zurich, CH;
Carlo Boffelli, Dalmine (Bergamo), IT;
Manuel Gotti, Turgi Aargau, CH;
Michele Romeo Rizzi, Mozzo (Bergamo), IT;
ABB SCHWEIZ AG, Baden, CH;
Abstract
A magnetic actuating device () for a current switching device () comprises: —a ferromagnetic stator () and a ferromagnetic armature () which is movable between a first end position (), which is close to the ferromagnetic stator (), and a second end position () which is spaced apart from the ferromagnetic stator (), —a compression spring ()configured for urging the ferromagnetic armature () to the second end position (), —an electrical coil () energizable for electromagnetically attracting the ferromagnetic armature () to the first end position (), and —a mechanical locking assembly () configured for releasably blocking the ferromagnetic armature () in the first end position ().