| 摘要 |
PROBLEM TO BE SOLVED: To avoid a block caused by foreign matters in a drain hole of the bottom of an intake system component, while forming the drain hole to a small drain hole in order to secure a muffler function or the like by resonance,.SOLUTION: The intake system component comprises a plurality of erecting parts 22 which are fixed to a bottom 12a at the inside of the intake system component, "the plurality of erecting parts 22 having prescribed heights and erected from the circumference of a drain hole 21 of the bottom 12a" in such a manner as to surround the drain hole 21." By this, since the foreign matters Ob are captured by the erecting parts 22, the drain hole 21 is not blocked. As a result, water flowing into the intake system component can be favorably discharged from the intake system component. |
