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. 09, 2019
Filed:
Dec. 16, 2014
3m Innovative Properties Company, St. Paul, MN (US);
Mark Gravermann, Erkelenz, DE;
Friedrich A. Busemann, Amelinghausen, DE;
Bernd Schubert, Cologne, DE;
Gerhard Lohmeier, Cologne, DE;
Andreea Sabo, Dusseldorf, DE;
Rainer Reeken, Dormagen, DE;
Michael H. Stalder, Uedem, DE;
Christian Weinmann, Alsdorf, DE;
Sebastian Eggert, Dusseldorf, DE;
Dipankar Ghosh, Oakdale, MN (US);
Myungchan Kang, Woodbury, MN (US);
Christopher D. Sebesta, Austin, TX (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
The invention relates to a voltage sensing device for a high and/or medium-voltage power-carrying conductor, the voltages sensing device comprising: • a carrier element () with a passageway for receiving the power-carrying conductor, • wherein the carrier element comprises an electrode () extending in an axial direction of the passageway of the carrier element and operable as a first electrode of the voltage sensing device, wherein • a conductor () of the power cable is operable as the second electrode of the voltage sensing device and wherein • the carrier element has a coefficient of thermal expansion that is less than 5×10^−6 1/K at 20 C.