| 摘要 |
<p>The blade holder (2) is assembled of a cylindrical housing (6), two slide bearings (8,10) accommodated inside at the upper (14) and the lower end (12) of the housing (6), and a clamping element (16) for securing the rotating blade (4). The blade (4) is designed as a smooth shaft (18) with a pointed lower end (20) exceeding from the housing (6) after insertion. A clamping element (16) made of an elastic metal is attached to the lower bearing (10) with one arm (54) and pressed against the shaft (18) with its upper arm (56).</p> |
