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:
Feb. 20, 2018
Filed:
Dec. 30, 2015
Applicant:
Abb Technology Ag, Zurich, CH;
Inventors:
Andrea Bianco, Sesto san Giovanni, IT;
Andrea Ricci, Dalmine, IT;
Fabio Mannino, Curno, IT;
Gabriele Valentino De Natale, Milan, IT;
Assignee:
ABB SCHWEIZ AG, Baden, CH;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01H 9/56 (2006.01); H01H 7/16 (2006.01);
U.S. Cl.
CPC ...
H01H 9/56 (2013.01); H01H 7/16 (2013.01);
Abstract
A method controls a switching device having at least one phase comprising at least one couple of contacts which can be actuated for switching between a closed condition and an open condition. The method provides control means for controlling the actuation of the at least one couple of contacts, such control means being adapted to operate using time cycles; set the time cycles with a predetermined time duration; detects a difference of a value of a parameter associated to the phase with respect a preset value.