A water drainage structure includes a block and a cover. The block holds an electronic component at an upper portion thereof. The cover has inner wall portions that face side wall portions of the block. The cover integrally covers the electronic component and the block from above. At least either the side wall portions and the inner wall portions have upper opposing surfaces facing the other of the side wall portions and the inner wall portions at first distances disabling a lift of water by a capillary phenomenon, and raised portions raised from lower portions of the upper opposing surfaces toward the other.
Water drainage structure, electronic component module, and electrical connection box
2017-10-24
Patent
Electronic Resource
English
IPC: | H05K PRINTED CIRCUITS , Gedruckte Schaltungen / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / H02G INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES , Verlegen oder Installieren elektrischer Kabel oder Leitungen, Verlegen oder Installieren kombinierter optischer und elektrischer Kabel oder Leitungen |
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