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. 04, 1992
Filed:
Jul. 16, 1990
Applicant:
Inventors:
Mitsuru Harata, Nagoya, JP;
Hiroshi Yasuda, Aichi, JP;
Assignee:
Toyoda Gosei Co., Ltd., Nishikasugai, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C / ; B62D / ;
U.S. Cl.
CPC ...
74552 ;
Abstract
A steering wheel core is disclosed which comprises a boss, a core piece of a ring part disposed around the boss, and core pieces of spoke parts interconnecting the boss and the core piece of the ring part. The core pieces of the spoke parts are formed by die casting an aluminum alloy containing magnesium, iron, manganese, silicon, and unavoidable impurities. The magnesium content in the aluminum alloy is not less than 1.5% by weight and less than 2.5% by weight.