PROBLEM TO BE SOLVED: To provide a waterproof structure suitable for a case where a plurality of wire harnesses are connected to an electronic control unit.SOLUTION: One opening is provided for wire harness insertion at a case of an electronic control unit to be mounted on a vehicle. The circumference of a cover member for closing the opening is prevented from water infiltration by interposing a waterstop material composed of a butyl rubber. A plurality of wire harness insertion holes are provided at the cover member. A grommet mounted to a wire harness is fitted to each wire harness insertion hole.SELECTED DRAWING: Figure 1
【課題】電子制御ユニットへ複数本のワイヤハーネスを接続する場合に適した防水構造を改良する。【解決手段】車両に搭載する電子制御ユニットのケースにワイヤハーネス挿通用の1つの開口を設け、該開口を閉鎖するカバー材の周縁をブチルゴムからなる止水材を介在させて止水すると共に、該カバー材に複数のワイヤハーネス挿通穴を設け、各ワイヤハーネス挿通穴にワイヤハーネスにそれぞれ取り付けたグロメットを嵌着している。【選択図】図1
WATERPROOF STRUCTURE OF ELECTRONIC CONTROL UNIT
電子制御ユニットの防水構造
2016-12-01
Patent
Electronic Resource
Japanese
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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