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Example - Facing Junction - 3 active levers


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A description of basic mechanical interlocking is supported by a SigScribe4 simulation.

The zip file contains:

  • The ss4 file
  • A pdf file illustrating the principle of basic mechanical interlocking

FREE Download

Simply add it to your shopping cart. Look for the Download link at the end of the checkout process. There is no charge but we do need you to register so that we can advise you of updates.


  • Model: SS4XFAC

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SigScribe4 Example Download




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