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:
Nov. 23, 1976
Filed:
Feb. 12, 1975
Applicant:
Inventor:
Keiichi Koike, Matsudo, JA;
Assignee:
Hitachi, Ltd., , JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C / ;
U.S. Cl.
CPC ...
75141 ; 75146 ; 148 325 ; 148159 ;
Abstract
A castable strong aluminum (Al)-zinc(Zn)-magnesium (Mg) alloy having good mechanical strength, no heat checks produced and improved castability has been provided by lowering the zinc content and increasing the magnesium content than those in prior aluminum-zinc-magnesium alloys.