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:
Jul. 12, 1983
Filed:
Feb. 26, 1981
Applicant:
Inventor:
Erich Aucktor, Offenbach am Main, DE;
Assignee:
Lohr & Bromkamp GmbH, Offenbach am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16C / ;
U.S. Cl.
CPC ...
464183 ; 464182 ;
Abstract
A drive shaft construction particularly for a motor vehicle including a hollow tubular shaft having a pair of end portions formed with a splined configuration adapted to receive driving joints is structured so that the tubular shaft is formed with an intermediate portion having an outer diameter greater than the outer diameter of the end portions, with the wall thickness of the intermediate portion being between 1/8 and 1/15 of the outer diameter of the intermediate portions.