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. 13, 2010
Filed:
May. 16, 2005
Masashi Sagara, Osaka, JP;
Yasuhiro Kanazu, Osaka, JP;
Masami Yoshii, Osaka, JP;
Yanmar Co., Ltd., , JP;
Abstract
The purpose of the present invention is to improve cooling efficiency of a cylinder head of an air-cooled engine. With regard to the construction that a cooling fan is provided at one of ends of a crankshaft, and cooling air from the cooling fan is guided to a cylinder headso as to cool the cylinder head, an intake manifoldis arranged above the cooling fan, a ductis provided at the lateral center of the intake manifoldso as to suck air from an air cleaner, cooling air is sent from both sides of the ductto an intake valve, an exhaust valve and an injection nozzle arranged in the cylinder head, and a shielding plateis provided at one of lateral sides of the duct