| 摘要 |
A rotor brake (8) has a brake element holder (22) releasably fixed in place on a jaw-like brake lever (9, 10) and a dovetailed retaining slot (26) on its end. A brake element (30), which in cross section (A) has the shape of an equilateral triangle, is held in this dovetailed retaining slot (26). The brake element (30) has three brake surfaces (31, 31', 31''), which can be used alternately.
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