| 摘要 |
<p>The present invention relates to a switching device for optional connection of a number of incoming electrical lines with a number of outgoing electrical lines, where the incoming and outgoing lines each are connected to individual contact surfaces (34, 36, 38) respectively, that the contact surfaces are arranged on a cylindrical surface (28), an axially symmetric body (40) arranged adjacent said cylindrical surface, drive means (14) capable of rotating said symmetric body, and a number of contact elements (44) arranged to said body on the surface which is facing the cylindrical surface. <IMAGE></p> |
