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. 06, 2008
Filed:
Apr. 18, 2005
Applicants:
Francesco Viaro, Albino, IT;
Marco Stucchi, Osio Sotto, IT;
Inventors:
Francesco Viaro, Albino, IT;
Marco Stucchi, Osio Sotto, IT;
Assignee:
ABB Service S.r.l., , IT;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Described herein is an electronic protection device for automatic circuit-breakers comprising: a control unit; a warning interface; a supply system comprising a main supply system and a first back-up supply system; an interface for connection between said supply system and said control unit, said connection interface comprising an automatic device for passage from the main supply to the back-up supply in the event of interruption of said main supply.