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:
Sep. 10, 2019
Filed:
Apr. 27, 2017
Applicant:
Hyundai Motor Company, Seoul, KR;
Inventors:
Kyung Moon Lee, Uiwang-si, KR;
Hoo Dam Lee, Anyang-si, KR;
Jong Kook Lee, Suwon-si, KR;
Byung Ho Min, Seoul, KR;
Assignee:
Hyundai Motor Company, Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22C 21/02 (2006.01); F02F 1/24 (2006.01);
U.S. Cl.
CPC ...
C22C 21/02 (2013.01); F02F 1/24 (2013.01);
Abstract
Disclosed herein is an aluminum alloy for a cylinder head. The aluminum alloy according to an embodiment comprises, by weight, Si: 4.5˜5.0%, Cu: 3.0˜4.0%, Fe: 0.2˜0.5%, Mn: 0.02% or less (exclusive of 0%), Mg: 0.1˜0.3%, Zr: 0.1% or less (exclusive of 0%), Cr: 0.1˜0.2%, and a balance of Al and inevitable impurities to form 100%, with a reinforcing phase of Al(Fe,Cr)Si ranging from 1.0 to 2.3%.