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:
Feb. 26, 2002
Filed:
May. 09, 2000
Applicant:
Inventors:
Assignee:
Kabushiki Kaisha Toyoda Jidoshokki Seisakusho, Kariya, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16C 3/00 ; B65H 8/100 ;
U.S. Cl.
CPC ...
F16C 3/00 ; B65H 8/100 ;
Abstract
A fiber-reinforced plastic pipe has a joint section formed in one end. The joint section is coupled to another member. The pipe includes a helical layer formed with a fiber. The fiber is wound at a winding angle that is equal to or less than forty-five degrees. The fiber volume fraction of the joint section is lower than the fiber volume fraction of the remainder of the pipe.