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:
Mar. 10, 1987
Filed:
Sep. 05, 1984
Applicant:
Inventors:
Kazuhiko Asano, Yamaguchi, JP;
Osamu Takezoe, Yamaguchi, JP;
Yoshinori Yasuda, Yamaguchi, JP;
Kenji Hayashi, Yamaguchi, JP;
Masanobu Aoki, Yamaguchi, JP;
Yoshio Doi, Yamaguchi, JP;
Makoto Shimata, Yamaguchi, JP;
Assignee:
Kabushiki Kaisha Kobe Seiko Sho, Kobe, JP;
Primary Examiner:
Int. Cl.
CPC ...
C22C / ;
U.S. Cl.
CPC ...
148439 ; 148-2 ; 148 / ; 148 / ; 148417 ; 148418 ;
Abstract
An abrasion resistant aluminum alloy characterized in that the aluminum alloy has a chemical composition basically containing 7.5-15 wt % of Si, 3.0-6.0 wt % of Cu, 0.3-1.0 wt % of Mg, 0.25-1.0 wt % of Fe, 0.25-1.0 wt % of Mn, and the balance of Al and impurities, and an alloy structure with a primary Si crystal size smaller than 80 microns, a Si-Mn-Fe compound grain size smaller than 120 microns, and an alpha-Al phase size smaller than 100 microns.