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:
Sep. 01, 2009
Filed:
Mar. 17, 2003
Applicants:
Shigetada Nakagawa, Toyohashi, JP;
Tsutomu Ibuki, Toyohashi, JP;
Inventors:
Shigetada Nakagawa, Toyohashi, JP;
Tsutomu Ibuki, Toyohashi, JP;
Assignee:
Mitsubishi Rayon Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H 81/00 (2006.01); B32B 37/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a process for a production of fiber-reinforced plastic tubing on a cored bar. Therefore, according to the invention, a fiber-reinforced plastic intermediate material obtained by laminating plural fiber-reinforced plastic intermediate material layers one after another is put and sealed in a bag-like membrane material, an inside of the membrane material is depressurized and then the fiber-reinforced intermediate material is taken out of the bag-like membrane material and wound around the cored bar to mold the FRP tubing.