| 摘要 |
A grinding wheel has a concentric backing (1) and a grinding ring (2) which is releasably and interchangeably fastened to the backing (1), bears on one side against an annular flange (10) connected to the backing and is restrained against the annular flange (10) by means of a clamping ring (14) having a clamping flange (28). <IMAGE> |
