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:
Aug. 30, 2016
Filed:
Nov. 13, 2012
Applicant:
Prysmian S.p.a., Milan, IT;
Inventors:
Paolo Maioli, Milan, IT;
Massimo Bechis, Milan, IT;
Assignee:
PRYSMIAN S.P.A., Milan, IT;
Primary Examiner:
Int. Cl.
CPC ...
H01B 7/00 (2006.01); H01B 7/26 (2006.01); H01B 9/02 (2006.01); H01B 7/14 (2006.01);
U.S. Cl.
CPC ...
H01B 7/26 (2013.01); H01B 9/025 (2013.01); H01B 7/14 (2013.01);
Abstract
An armored cable for transporting an alternate current at a maximum allowable working conductor temperature includes: at least two cores stranded together according to a core stranding lay and a core stranding pitch A; and an armor surrounding the at least two cores, the armor including one layer of a plurality of metal wires wound around the cores according to a helical armor winding lay and an armor winding pitch B, the helical armor winding lay having the same direction as the core stranding lay, the armor winding pitch B being from 0.4A to 2.5A and differing from the core stranding pitch A by at least 10%.