Patent ID: 6845739
Filing Date: 2005-01-25
Classification: F01P,F02B

Abstract:
1. A small-size engine having a forced air cooling system, including a cooling fan mounted on one end of a crankshaft and a longitudinal axis of a cylinder block inclined relative to a horizontal direction and also to a vertical direction so as to be diagonally upwardly oriented, which engine comprises: a cylinder head mounted atop the cylinder block; a fan housing for guiding a cooling air, induced by the cooling fan, towards the cylinder block and the cylinder head; a carburetor including a float chamber; wherein said fan housing has a cutout defined therein, said float chamber of the carburetor being positioned inside the fan housing through the cutout; and an air cleaner fluidly coupled with an upstream portion of the carburetor in an air intake passage, said air cleaner being positioned outside the fan housing.