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:
Oct. 13, 2009
Filed:
Apr. 27, 2004
Alberto Lumachi, Milan, IT;
Paolo Veggetti, Milan, IT;
Luca Giorgio DE Rai, Milan, IT;
Franck O'neil, Lexington, SC (US);
Alberto Bareggi, Milan, IT;
Marco Frigerio, Milan, IT;
Sergio Belli, Milan, IT;
Alberto Lumachi, Milan, IT;
Paolo Veggetti, Milan, IT;
Luca Giorgio De Rai, Milan, IT;
Franck O'Neil, Lexington, SC (US);
Alberto Bareggi, Milan, IT;
Marco Frigerio, Milan, IT;
Sergio Belli, Milan, IT;
Prysmian Cavi E Sistemi Energia S.R.L., Milan, IT;
Abstract
A process for manufacturing a cable includes the steps of conveying at least one conductor to an extruder apparatus; extruding an insulating coating layer radially external to the at least one conductor; longitudinally folding a metal tape around the extruded insulating coating layer, the metal tape bearing at least one adhesive coating layer in a radially external position; and extruding at least one continuous coating layer of at least one polyamide or a copolymer thereof around and in contact with the folded metal tape. The step of extruding the at least continuous coating layer is carried out at a draw down ratio not higher than 2.5, preferably, 1.2 to 2.0.