| 摘要 |
<p>The invention is a device (1) suitable for conveying a fluid to a tool mounted on a rotary shaft (101, 103), said device comprising: a first part (2) provided with a delivery duct (3) for a fluid (F) and a second part (4) provided with an outlet duct (5) suited to be placed in communication with a duct present in said rotary shaft (103), said second part (4) being rotatingly mounted on said first part (2), and comprising at least one sealing element (8) arranged between said parts (2, 4). The sealing element (8) is in contact with both said parts (2, 4) to achieve water tightness only when the fluid (F) is conveyed. The invention concerns also an electric spindle, a tool carrier and a spindle.</p> |
