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. 20, 1979
Filed:
Apr. 14, 1977
Yoshio Baba, Nagoya, JP;
Teruo Uno, Nagoya, JP;
Sumitomo Light Metal Industries, Ltd., Tokyo, JP;
Abstract
An aluminum alloy, excellent concurrently in strength and formability, suitably used in car bodies, essentially contains Mg within the range between 3.5 and 5.5%, Zn within the range between 0.5 and 2.0%, and Cu within the range between 0.3 and 1.2%, wherein percents are all by weight; and another still further improved aluminum alloy, excellent concurrently in strength and formability, suitable for similar use, and finer in grain size, indispensably contains all the abovementioned three essential elements in the same ranges of percent by weight, and has optionally added thereto one or more of the elements selected from Mn within the range between 0.05 and 0.4%, Cr within the range between 0.05 and 0.25%, Zr within the range between 0.05 and 0.25%, and V within the range between 0.01 and 0.15%, wherein percents are all by weight.