| 摘要 |
There is provided an antenna device which is suitable to common use of components, and attains a low cost and light weight, by providing such a base structure that a sheet metal part is used in a region for performing earth connection, and the sheet metal part is surrounded with resin to be integrally molded therewith. The antenna device includes a case 2, an amplifier board 3 which is encased in the case for receiving a signal from an antenna element, and a base 20 for closing a bottom face of the case. The base 20 is integrally provided with a nut 40 as a metal fastening member, and has a sheet metal part 21 for conducting the earth connection between an earth electrode of the board 3 and a vehicle panel 10, and a resin part 30 which is integrally molded with the sheet metal part 21 by surrounding it with resin. The sheet metal part 21 has an arm part 23 which is electrically connected to the earth electrode. |
