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. 24, 2020
Filed:
Dec. 01, 2016
Applicant:
Kubota Corporation, Osaka-shi, Osaka, JP;
Inventors:
Michisuke Iga, Sakai, JP;
Kiyoharu Kimoto, Sakai, JP;
Assignee:
KUBOTA Corporation, Osaka-Shi, Osaka, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01L 1/14 (2006.01); F02F 1/40 (2006.01); F02F 1/28 (2006.01); F01L 1/047 (2006.01); F01L 1/18 (2006.01);
U.S. Cl.
CPC ...
F02F 1/40 (2013.01); F01L 1/047 (2013.01); F01L 1/146 (2013.01); F01L 1/18 (2013.01); F02F 1/28 (2013.01); F01L 1/181 (2013.01); F01L 2810/02 (2013.01);
Abstract
In a cylinder head cooling structure of engine E including a camshaftrotated by a crankshaft, a push rod, and an actuatable rocker arm, an injection holefor injecting oil pressurized by an oil pumpis formed in a shaft portionbetween an exhaust camon the camshaftand a journalat its rear end, and the oil injected the injection holeis allowed to enter a rear cylinder head coverthrough a pushrod chamber in which the push rod is disposed.