| 摘要 |
PROBLEM TO BE SOLVED: To wire cables neatly, even in a very narrow space and to make a battery connected easily in a place, in which commercial power is hardly fed. SOLUTION: Connection ports A to D which are connected with signal lines from a computer or a server are provided on a plurality of faces 12 and 14 of a main hub unit body 10. Each contact terminal, put in contact with power terminals 21A and 21B of a battery 20, is provided on the bottom face of the main hub unit body 10. In this case, a magnet for attracting the battery 20 is provided so that the position of the battery 20 is adjusted, so that the power terminals 21A and 21B are brought into contact with the contact terminal of the main hub unit body 10. |
