摘要 |
<p>The cover is provided with respective cover rosettes (3) eccentrically enclosing each of the pipes, both the rosettes provided by 2 halves each forming half of the feed opening (6) for the pipe and fitted into a respective circular opening (4) in a common cover frame (5), similarly formed in 2 halves. Each cover rosette has an annular flange (9) locating in a peripheral annular groove (8) around the edge of the circular opening.</p> |