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:
Feb. 05, 2019
Filed:
Dec. 23, 2014
Applicant:
Power Electronic Measurements Ltd, Nottingham, Nottinghamshire, GB;
Inventor:
Christopher Rene Hewson, Beeston Nottingham, GB;
Assignee:
POWER ELECTRONIC MEASUREMENTS LTD, Long Eaton, GB;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 1/20 (2006.01); G01R 15/18 (2006.01); H01F 27/28 (2006.01);
U.S. Cl.
CPC ...
G01R 15/181 (2013.01); H01F 27/2885 (2013.01);
Abstract
A current measuring device is disclosed, comprising: an electrically conductive coil having a first end and a second end; a first screen surrounding the coil and arranged to provide a current path from the second end of the coil to a location proximal to the first end of the coil; and a second screen surrounding the first screen and the coil.