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.

Date of Patent:
Nov. 01, 2016

Filed:

Sep. 29, 2014
Applicant:

Abb Schweiz Ag, Baden, CH;

Inventors:

Andreas Farkas, Stenungsund, SE;

Hossein Ghorbani, Karlskrona, SE;

Tomas Ahlberg, Rodeby, SE;

Johan Andersson, Hisingbacka, SE;

Ulf Nilsson, Odsmal, SE;

Assignee:

ABB Schweiz AG, Baden, CH;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/12 (2006.01); G01R 31/08 (2006.01);
U.S. Cl.
CPC ...
G01R 31/1227 (2013.01); G01R 31/1272 (2013.01);
Abstract

A method for determining conductivity of cable insulation of a cable including at least one conductor that determines the central axis of the cable and insulation layer surrounding the conductor longitudinally and radially includes steps of retrieving a cable sample from a cable, which sample includes a length of at least one insulation layer and preparing an insulation sample from the cable sample. The insulation sample is prepared from cable sample by cutting a circular layer having a set thickness at desired radius from the central axis of the cable.


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