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:
Jul. 18, 2006
Filed:
Apr. 29, 2005
Applicants:
Gilles Budillon, Charnecles, FR;
Sébastien Buffat, Seyssins, FR;
Pascal Houbre, Jarrie, FR;
Frédéric Toti-buttin, Pont de Claix, FR;
Inventors:
Gilles Budillon, Charnecles, FR;
Sébastien Buffat, Seyssins, FR;
Pascal Houbre, Jarrie, FR;
Frédéric Toti-Buttin, Pont de Claix, FR;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 15/18 (2006.01); G01R 15/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
The Rogowski type current measuring device comprises at least three coils electrically connected in series and forming a closed polygonal outline designed to surround a conductor to perform current measurement. The local inductance of at least one of the ends of said coils is greater than the local inductance towards the central part of said coils.