| 摘要 |
<p>The support has an annular part formed by an annular support portion. Legs (3a, 3b, 3c) are attached to a ring-shaped part. A detachable connection comprises a metal tube connected to the ring-shaped part, which is mounted in the legs. The annular part and the legs are made of metal. The detachable connection is provided with a bayonet. The annular part is attached to divergent connecting tubes (4a, 4b, 4c). An additional support is provided with two connecting tubes, and two additional pipes are connected to the connection tubes.</p> |
