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:
Jan. 06, 1981
Filed:
Jun. 02, 1978
Applicant:
Inventors:
Shigeki Komeiji, Toyota, JP;
Yoshisumi Futamura, Toyota, JP;
Tsugio Mizobe, Toyota, JP;
Morio Okayama, Togocho, JP;
Isao Iwasaki, Nagoya, JP;
Assignee:
Toyota Jidosha Kogyo Kabushiki Kaisha, Toyota, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D / ;
U.S. Cl.
CPC ...
64 21 ; 228112 ;
Abstract
An external member for a tripod joint including a cup shaped spider holding portion for holding a spider formed with trunions and a stem portion formed with splines for power transmission coupled to the bottom of the spider holding portion and wherein the bottom of the spider holding portion is made imperforate and at least the spider holding portion or the stem holding portion is formed with an annular ridge and the spider holding portion and the stem portion are integrally friction-welded together at the annular ridge.