| 摘要 |
<p>The invention relates to a grinding arm which has a removable end for cleaning purposes and which is intended to be removably connected to a motor unit. The inventive arm comprises a tubular body (1) inside which a rotating shaft (3) is disposed axially. The end of said arm is provided with a tool (6) which is surrounded by a peripheral protective element consisting of an independent part (12). The aforementioned independent part is used to hold the shaft assembly and an extension element (5) comprising the tool in place. Said independent part can be detached by hand in order to provide access to all the elements of the assembly.</p> |
