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.:

US 6412520 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 02, 2002

Filed:

Apr. 26, 2001
Applicant:
Inventors:

Hihumi Yasumatsu, Okayama-ken, JP;

Shigeto Oga, Okayama-ken, JP;

Tadashi Kasamoto, Okayama-ken, JP;

Tsutomu Miyake, Okayama-ken, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 1/111 ;
U.S. Cl.
CPC ...
F16L 1/111 ;
Abstract

There is provided a hose for fuel piping which has an inner layer portion having a single layer of a thermoplastic resin having a low fuel permeability, the inner layer portion has a thickness of at least 0.3 mm at a maximum thickness portion, and an outer layer portion of a thermoplastic elastomer. The inner layer portion is laminated to the outer layer portion by a bond strength of 0.6 kgf/cm or less. In a modification, the inner layer portion of a thermoplastic resin having a low fuel permeability can be coated with a thermoplastic resin.


Find Patent Forward Citations

Yasumatsu, Hihumi. (2002). Hose for fuel piping (U.S. Patent No. 6412520). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6412520

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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