초록 ▼

A soundproof engine-operated machine or generator includes a floor having first and second air discharge hole, wall members cooperating with the floor in defining a container, at least one wall member having an air inlet for introducing air into the container, a water-cooled engine disposed in the c

A soundproof engine-operated machine or generator includes a floor having first and second air discharge hole, wall members cooperating with the floor in defining a container, at least one wall member having an air inlet for introducing air into the container, a water-cooled engine disposed in the container, a first cooling fan disposed in front of said engine for delivering air from said air inlet toward said engine to cool the engine, a machine unit such as a generator operable by the water-cooled engine, a radiator attached to the engine, a second cooling fan disposed in front of the radiator for drawing air from behind the radiator therethrough, an exhaust pipe connected to the engine and extending below the floor, a muffler connected to a downstream portion of the exhaust pipe and disposed below the floor, a duct for guiding air from the engine around the exhaust pipe to cool the exhaust pipe and for discharging the air through the first air discharge hole, and a scroll-shaped fan cover for discharging air from the radiator through the second air discharge hole to cool the muffler positioned below the second air discharge hole.

대표청구항 ▼

A soundproof engine-operated machine comprising: a floor having first and second air discharge holes; a plurality of wall members cooperating with said floor in defining a container, one of said wall members having an air inlet for introducing air into said container; a water-cooled engine disposed

A soundproof engine-operated machine comprising: a floor having first and second air discharge holes; a plurality of wall members cooperating with said floor in defining a container, one of said wall members having an air inlet for introducing air into said container; a water-cooled engine disposed in said container; a first cooling fan disposed in said container in front of said engine for delivering air from said air inlet toward said engine to cool said engine; a machine unit disposed in said container operable by said water-cooled engine; a radiator attached to said engine within said container; a second cooling fan disposed in said container in front of said radiator for drawing air from behind said radiator therethrough; an exhaust pipe connected to said engine and extending below said floor; a muffler connected to a downstream portion of said exhaust pipe and disposed below said floor; first means for guiding air from said engine around said exhaust pipe to cool said exhaust pipe and for discharging the air through said first air discharge hole; and second means for discharging air from said radiator through said second air discharge hole to cool said muffler positioned below said second air discharge hole.