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. 11, 1997
Filed:
Oct. 22, 1993
Applicant:
Inventors:
Akiko Nakazono, Ibaraki, JP;
Yoshifumi Nakano, Ibaraki, JP;
Kohji Yamatsuta, Ibaraki, JP;
Yasuo Shinohara, Ibaraki, JP;
Hitoshi Murotani, Ibaraki, JP;
Assignee:
Sumitomo Chemical Company Limited, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16C / ;
U.S. Cl.
CPC ...
464181 ; 294695 ; 29525 ; 464182 ;
Abstract
A drive shaft made of fiber-reinforced plastics comprising a pipe made of fiber-reinforced plastics to which a fitting is connected, in which a connecting portion of the pipe and a connecting portion of the fitting engage each other through bite of serrations formed on the inner or outer surface of the connecting portion of the fitting into the connecting portion of the pipe, with the space between the pipe and the fitting at the biting sites being filled with an adhesive.