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:
Jul. 28, 2020
Filed:
May. 18, 2018
Applicant:
Cooper-standard Automotive (Deutschland) Gmbh, Hockenheim, DE;
Inventors:
Michael Peters, Reiskirchen-Saasen, DE;
Dietmar Roloff, Bielefeld, DE;
Assignee:
COOPER-STANDARD AUTOMOTIVE (DEUTSCHLAND) GMBH, Hockenheim, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 11/04 (2006.01); B32B 27/08 (2006.01); B32B 27/34 (2006.01); B32B 1/08 (2006.01); B29K 77/00 (2006.01); B29C 48/09 (2019.01); B29C 48/21 (2019.01);
U.S. Cl.
CPC ...
F16L 11/04 (2013.01); B32B 1/08 (2013.01); B32B 27/08 (2013.01); B32B 27/34 (2013.01); B29C 48/09 (2019.02); B29C 48/21 (2019.02); B29K 2077/00 (2013.01); B29K 2995/0067 (2013.01); B29K 2995/0077 (2013.01); B29K 2995/0082 (2013.01); B29K 2995/0089 (2013.01); B32B 2250/24 (2013.01); B32B 2274/00 (2013.01); B32B 2307/202 (2013.01); B32B 2307/54 (2013.01); B32B 2307/546 (2013.01); B32B 2307/558 (2013.01); B32B 2307/714 (2013.01); B32B 2307/7242 (2013.01); B32B 2307/7265 (2013.01); B32B 2307/732 (2013.01); B32B 2597/00 (2013.01); B32B 2605/00 (2013.01);
Abstract
A multilayer tube for guiding fuel fluid or brake fluid. The multilayer tube comprises an outer protection layer, a barrier layer radially within the outer protection layer, an intermediate layer radially within the barrier layer, and an inner layer radially within the intermediate layer. At least two of the layers are co-extruded layers. Each of the barrier layer and the inner layer comprises a partially aromatic polyamide.