| 摘要 |
A hinged block is described whose cable pulley (1) is rotatably mounted between the two jaws (3, 4) and whose jaws (3, 4) are connected to one another in an articulated fashion in the fitting (6, 8) and can be locked to one another. Heating elements (21) are arranged in the jaws of this hinged block on the insides facing the pulley (Figure 1). <IMAGE>
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