| 摘要 |
The invention concerns an arrangement for electrical connection and instrument boxes having channels arranged near the mouth and on the inside, in which are inserted rings 18 with diametrically opposite broadened parts. A bayonet spring 24 is arranged to extend across the inside of the box and to engage underneath the broadened parts, and between the box lid and the bayonet spring there is arranged a connection in the form of a boltlike element, engaging in moveable position during fastening. <IMAGE> |
