| 摘要 |
<p>The connecting device is characterized by that, a fixing nest (5) serving as a fixing for a grinding wheel (8) is formed in the bottom of the grinding head (4) provided with a threaded connection (3) on the upper part of the grinding head (4), said fixing nest (5) is joined by a fixing plate (9), said fixing plate (9) is preferably fixed by an adhesive through its support unit (10) to the grinding wheel (8) and said fixing plate (9) is joined in a way, that after a preferably 90 twisting-at the time of fixing flap (12) placed on the upper part of the fixing plate (9) closes in the fixing nest (5) above a fixing shoulder (7) in a self-locking way.</p> |
