UPPER STRUCTURE OF ENGINE

Title:

UPPER STRUCTURE OF ENGINE

Document Type and Number:

WIPO Patent Application WO/2004/081364

Kind Code:

A1

Abstract:

A fan (41) is provided at one side of an engine (1) and covered by a fan case (45). Further, an air cleaner (30) is positioned in the vicinity of the fan case (45), at a side portion on the suction port (5a) side of a cylinder head (5). In the structure above, a suction opening (31a) in communication with the inside of the fan case (45) is provided in a body (31) of an air cleaner (30). A barrier wall (46) is provided at a position in the air cleaner, opposite the suction opening (31a). A wall portion rising toward the fan case (45) side and the cylinder head (5) side is provided outside the body (31) of the air cleaner (30). A suction portion is provided at one side face of a cover body (32) of the air cleaner (30), and the cover body (32) is formed in a regular polygonal shape. A suction tube (31k) communicating the air cleaner (30) and the suction port (5a) of the cylinder head (5) is formed integrally with the body (31) of the air cleaner (30).

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Inventors:

SAMO JUNICHI (JP)
SHIOTA KATSUYUKI (JP)
KANAZU YASUHIRO (JP)
NISHIMURA SHINJI (JP)
SAGARA MASASHI (JP)

Application Number:

PCT/JP2004/001671

Publication Date:

September 23, 2004

Filing Date:

February 16, 2004

Export Citation:

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Assignee:

YANMAR CO LTD (JP)
SAMO JUNICHI (JP)
SHIOTA KATSUYUKI (JP)
KANAZU YASUHIRO (JP)
NISHIMURA SHINJI (JP)
SAGARA MASASHI (JP)

International Classes:

F01M13/04; F01P5/02; F02M35/024; F02M35/06; F01P1/02; F02M35/04; (IPC1-7): F02M35/024; F01M13/02; F01P5/06; F02M25/06

Foreign References:

JPS6288874U	1987-06-06
JPS61106968A	1986-05-24
JPS53153115U	1978-12-02
US5569311A	1996-10-29
JPS5573544U	1980-05-21

Other References: