Patent ID: 6349690
Filing Date: 2002-02-26
Classification: F02M

Abstract:
A suction apparatus for use in an internal combustion engine, comprising:an apparatus main body having a lower box body and an upper box body; a first duct disposed in said lower box for sucking in air from the open air; a resonator disposed in said lower box body and connected to said first duct; an air cleaner disposed in said lower box body for cleaning said air sucked by said first duct, said air cleaner including a packing which is formed of an elastic material and disposed on the periphery of said air cleaner; a second duct disposed in said upper box body for supplying said air to an internal combustion engine through its suction opening after it has passed through said air cleaner, said second duct extending in a direction inclined at a predetermined installation angle relative to a lateral direction of said apparatus main body, wherein said upper box body includes, a plate-shaped portion for pressing against said packing of said air cleaner; and a plurality of ribs respectively disposed in said plate-shaped portion, and, of said plurality of ribs, ribs situated in the suction opening of said second duct are respectively inclined at an angle conformed to the predetermined installation angle of said second duct.