Machine element or mechanism – Control lever and linkage systems – Elements
Patent
1990-07-16
1992-02-04
Zimmerman, John J.
Machine element or mechanism
Control lever and linkage systems
Elements
C22C 2108, B62D 104
Patent
active
050850970
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.
REFERENCES:
patent: 3237480 (1966-03-01), Phelon
patent: 3856360 (1974-12-01), Lindberg et al.
patent: 4062704 (1977-12-01), Sperry et al.
patent: 4448091 (1984-05-01), Bauer et al.
Japanese Industrial Standard UDC 669.715-143, Aluminium Alloy Die Castings, JIS H 5302--1976, pp. 1-5.
Harata Mitsuru
Yasuda Hiroshi
Toyoda Gosei Co,., Ltd.
Zimmerman John J.
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