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:
Dec. 11, 2001
Filed:
Mar. 28, 2000
Koichi Uchikawa, Tokyo, JP;
Hidehisa Tomizawa, Tokyo, JP;
Fuji Jukogyo Kabushiki Kaisha, Tokyo, JP;
Abstract
A vehicular propeller shaft having a hollow shaft, a bellows section integrally connected with said hollow pipe and a universal joint, the bellows section comprises a small diameter section, a large diameter section whose diameter is larger than the small diameter section, a plurality of swelling sections partially, outwardly swelled, having an enlarged diameter and a trapezoid cross section, annularly shaped around the hollow pipe, and consecutively disposed between said small diameter section and said large diameter section and a valley section having a reduced diameter, annularly shaped and disposed between two adjacent swelling sections.