| 摘要 |
The invention relates to a timing disc fitting for an encoder system. It consists of a timing disc hub ( 1 ) which can be plugged to a motor shaft ( 2 ) and to which there is fixed a timing disc ( 3 ). In accordance with the invention, the timing disc hub consists of a metallic heat-conducting material to which, on one side, a plastic insulating material is adhered. In the flange plane ( 1 a) of the timing disc hub ( 1 ) there are arranged projections or lugs ( 5, 6, 7 ) which engage correspondingly shaped indentations, recesses or cut-outs ( 3 a, 3 b) in the timing disc ( 3 ).
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