Cooling system for a working vehicle

Details Cooling system for a working vehicle Cooling system for a working vehicle

1993-06-23

1994-02-08

Kamen, Noah P.

Internal-combustion engines

Cooling

With jacketed head and/or cylinder

123 4165, 123198E, 180 681, 180900, 60320, F01P 102

Patent

active

052841154

ABSTRACT:
A cooling structure for a motor section of a working vehicle with an engine having a vertical output shaft and mounted in an engine hood having an ambient air intake opening defined in an upper surface thereof, and a fan disposed above the engine to draw in cooling air. The cooling air is guided by an air guide cover to flow to a cylinder head and a carburetor attached to a side wall of the cylinder head. The motor section further includes a muffler disposed adjacent and below the carburetor. A muffler cover is disposed between the carburetor and muffler. Part of the air having cooled the carburetor is used to cool an upper surface of the muffler cover. The remaining part of the air having cooled the carburetor is directed under the muffler cover for use in cooling the muffler.

REFERENCES:
patent: 4862981 (1989-09-01), Fujikawa et al.
patent: 4891940 (1990-01-01), Tamba et al.
patent: 5029668 (1991-07-01), Murakawa et al.
patent: 5113819 (1992-05-01), Murakawa et al.

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