| 摘要 |
PROBLEM TO BE SOLVED: To drain water accumulated in a case attached to a car body to the outside reliably, while preventing intrusion of foreign matter into the case from the outside.SOLUTION: A case structure for electronic component has a drainage portion 61 in a case 20 for housing an electronic component 32. The case is attached to a car body 11. The drainage portion is configured to drain the water intruded into the case, and consists of a drain hole 62 formed in the case, and a sheet 63 attached to the case so as to close the drain hole. The drain hole is located at a part where the water intruded into the case is collected, when deceleration acts on the case. The sheet has permeability capable of penetrating water. |
