| 摘要 |
A device, wherein, at cells 10ai of a metallic upper housing 10 corresponding to a signal line, between an end portion of an adapter 24 that has electrically insulating properties the inner surface of an upper housing 12 that has electrically insulating properties, an annular air layer Ai is formed at the peripheries of sleeves 20S of contact terminals 20ai that have the same structure as each other, and wherein, at the cells 10ai that correspond to ground lines, contact points 20CT2 of the contact terminals 20ai are inserted in through-holes 12ai of the lower housing 12, and their contact points 20CT1 are inserted into small diameter holes 22b of conductive collars 22 that touch the inner surfaces of the cells 10ai. |
