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Recent content by jpw76

  1. jpw76

    GD&T Callout for Twist of Hole Pattern in Extruded Tubing

    Hi pmarc & drawoh-- Thanks for your responses. Please see attached for a rough hand-sketch of the part. I'm trying to come up with a more elegant solution for defining the allowable twist or rotation of the tube from one end to the other; specifically, the rotation of the pattern of holes...
  2. jpw76

    GD&T Callout for Twist of Hole Pattern in Extruded Tubing

    I need assistance clearly defining the allowable "twist" of a 3-lumen extruded tube. The extrusion has three holes that run the length of the part, and the twist of the part (e.g. hole pattern rotation from one end to the other) may not exceed +/-15deg over the length. It's almost like...
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