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:
May. 30, 2017
Filed:
Jan. 22, 2007
Applicants:
Gaelle Bellet, Evreux, FR;
Nicolas Amouroux, Kyoto, JP;
Thibaut Montanari, Menneval, FR;
Inventors:
Assignee:
ARKEMA FRANCE, Colombes, FR;
Primary Examiner:
Int. Cl.
CPC ...
F16L 11/08 (2006.01); F16L 11/12 (2006.01); B32B 1/08 (2006.01); B32B 27/34 (2006.01); F16L 11/04 (2006.01); B32B 27/08 (2006.01); B32B 27/36 (2006.01);
U.S. Cl.
CPC ...
F16L 11/12 (2013.01); B32B 1/08 (2013.01); B32B 27/08 (2013.01); B32B 27/34 (2013.01); B32B 27/36 (2013.01); B32B 27/365 (2013.01); F16L 11/04 (2013.01); B32B 2250/24 (2013.01); Y10T 428/1393 (2015.01);
Abstract
The present invention relates to a multilayer hose for compressed air comprising, in this order: an outer layer (1) made of polyamide, optionally an intermediate layer (2) of a polymer having a flexural modulus of less than 500 MPa, an inner layer (3) of a polymer having a flexural modulus of greater than 1100 MPa, the inner layer (3) being in contact with the compressed air.