| 摘要 |
<p>The invention discloses a grinding device for removing pipe renovation material from a pipe (38), the grinding device comprising at least one cutter (12, 22, 32), a body (10, 20, 30) and fastening means (14, 16, 24, 26) for fastening the grinding device to a rotation shaft. The grinding device is characterized in that the body (10, 20, 30) and the at least one cutter (12, 22, 32) are accomplished of a single piece for grinding pipe renovation material both in the forward direction of the grinding device and in a direction transverse to the forward direction. In addition, a system for removing pipe renovation material from the pipe (38) and use of the grinding device for removing pipe renovation material from the pipe (38) are disclosed.</p> |
