| 摘要 |
Device (1) for conveying fluid materials, said device consisting of a frame (2) supporting a telescopic boom structure (3) and a hose (4) fitted inside the telescopic boom structure (3), said materials being passed through said hose. The invention is characterized in that the outermost member (3a) of the telescopic boom structure (3) consists of a rigid tube slidably fitted inside the preceding member (3b) of said structure, the end (4a) of the hose (4) inside this member being connected to the feed end (3a') of said rigid tube (3a). |
