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:
Aug. 25, 2015

Filed:

Jun. 24, 2013
Applicant:

E I Du Pont DE Nemours and Company, Wilmington, DE (US);

Inventors:

Mark Allan Lamontia, Landenberg, PA (US);

David William Litchfield, Midlothian, VA (US);

Caio P. Faury, Barueri, BR;

Assignee:

E I DU PONT DE NEMOURS AND COMPANY, Wilmington, DE (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 11/08 (2006.01); F16L 11/02 (2006.01); B32B 5/26 (2006.01); B32B 27/12 (2006.01); B32B 27/30 (2006.01); B32B 27/34 (2006.01); B32B 1/08 (2006.01); F16L 11/04 (2006.01);
U.S. Cl.
CPC ...
F16L 11/02 (2013.01); B32B 1/08 (2013.01); B32B 5/26 (2013.01); B32B 27/12 (2013.01); B32B 27/304 (2013.01); B32B 27/34 (2013.01); F16L 11/045 (2013.01); F16L 11/086 (2013.01); F16L 11/087 (2013.01); B32B 2250/04 (2013.01); B32B 2305/184 (2013.01); B32B 2305/188 (2013.01); B32B 2597/00 (2013.01);
Abstract

A multilayer hose comprising in order, (i) a thermoplastic inner liner, (ii) at least one first fibrous reinforcement layer comprising continuous filament yarns having a yarn tenacity of at least 13 grams per dtex, (iii) at least one second fibrous reinforcement layer comprising continuous filament yarns having a yarn tenacity of at least 13 grams per dtex, and (iv) a thermoplastic outer cover wherein the continuous filament yarns of the at least one second fibrous reinforcement layer have a yarn modulus greater than the yarn modulus of the continuous filament yarns of the at least one first fibrous reinforcement.


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