| 摘要 |
<p>Cleaning apparatus for a raw material transfer pipe (2) includes a cleaning member (1) having a pressure-receiving recessed region (3) which slides along the inner wall of the pipe. At the front and rear of the cleaning member (1) are integral spherical guide members (5), whose diameter is smaller than the inner diameter of the transfer pipe, and which are integral with elastic reduced diameter shaft regions (4). </p> |
