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:
Dec. 29, 2020
Filed:
Dec. 18, 2018
Eaton Intelligent Power Limited, Dublin, IE;
Gerard Cornelis Schoonenberg, Hengelo, NL;
Elisabeth Johanna Maria Morskieft, Hengelo, NL;
Wilhelmus Hubertus Maria van den Bogaard, Enschede, NL;
EATON INTELLIGENT POWER LIMITED, Dublin, IE;
Abstract
A Rogowski coil includes: a multilayer printed circuit board having a plurality of layers forming at least an outer top circuit board surface, an outer bottom circuit board surface, an inner top circuit board surface, and an inner bottom circuit board surface; a first winding formed by a plurality of tracks arranged alternately on the outer top circuit board surface and the outer bottom circuit board surface, the plurality of tracks being electrically connected by vias extending from the outer top circuit board surface to the outer bottom circuit board surface; and a second, return winding enveloped by the first winding. The multilayer printed circuit board includes a central passage opening for passage of a current conducting conductor. Axes of the first and second winding are arranged concentric around the central passage opening. The first and second winding are electrically arranged in series.