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:
Apr. 22, 2014
Filed:
Aug. 26, 2010
Applicants:
Young Sam Gu, Yongin-si, KR;
Hyun Soo Shim, Seoul, KR;
Tae Sun Kim, Hwasung-si, KR;
Inventors:
Assignees:
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02B 19/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
A gasoline direct injection engine that has an injector directly injecting fuel into a combustion chamber, a spark plug, an intake valve, and an exhaust valve and generates power by reciprocating a piston in a cylinder, may include a cavity formed on a piston head and returning some flow of the fuel injected from the injector to the intake valve, and a channel formed around the cavity.