| 摘要 |
<p>The structure has a coaxially - joining tube-shaped housing embedded into a bushing of a lighting body, and an electric connecting element mounted in the interior of the housing. A footing forms a flange surrounding a basic body with holes shaped in azimuthal direction, and one open-end hole is shaped in the zone of the footing i provided with a tool having threading to receive a ring-shaped fastening element, where the fastening element has internal threading suitable to fasten the lighting body.</p> |
