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:
Apr. 11, 1989
Filed:
Oct. 06, 1987
Applicant:
Inventor:
Masanobu Nakamura, Kamakura, JP;
Assignees:
Mitsui & Co., Ltd., Tokyo, JP;
Kokan Kako Co., Ltd., Yokohama, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16C / ;
U.S. Cl.
CPC ...
464183 ;
Abstract
A tubular transmission shaft for use as a drive shaft which transmits rotation from an engine to an axle of driving wheels of an automobile, including a tubular member having a smaller diameter at the middle portion thereof and larger diameter at both ends thereof and solid shaft members which are inserted and pressure tightened in both ends of the tubular member.