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. 15, 2016
Filed:
Aug. 20, 2013
Doosan Infracore Co., Ltd., Incheon, KR;
Doc Koon Yoo, Gyeonggi-do, KR;
Chung Min Kim, Incheon, KR;
Jong Mo Ahn, Incheon, KR;
Dae Sung Han, Incheon, KR;
Jin Hwan Yu, Incheon, KR;
Wook Jung, Incheon, KR;
Duk Sang Kim, Gyeonggi-do, KR;
Doosan Infracore Co., Ltd., Incheon, KR;
Abstract
Disclosed is a combustion chamber of a diesel engine provided with a bowl having a concave shape so that fuel injected from an injector creates a swirl or squishing flow to be mixed with air, and the combustion chamber of the diesel engine includes: a pip protruding from a center of a lower surface of the bowl toward the injector; a lip part protruding from a side surface of the bowl toward the injector; and a main combustion chamber provided on a lower portion of the lip part and a sub combustion chamber provided on an upper portion of the lip part, with the lip part interposed therebetween, in which a surface of the sub combustion chamber is formed in a flat shape or a concave bowl shape to have a depth of the sub combustion chamber of 0.8 mm or lower.