| 摘要 |
<p>PROBLEM TO BE SOLVED: To prevent overheating by releasing heat generated in an electronic controller to a case. SOLUTION: In an electronic controller ECU attached to the casing C of an automatic transmission, the substrate 50 of the electronic controller is arranged in a first space S2 surrounded by a case 10 and a cover 30, a wall W placed oppositely to the casing C of the automatic transmission surrounding the space S2 is made of a material having good heat conductivity and a resin R having good heat conductivity is filled in a space S2' between the substrate 50 and the wall W.</p> |
