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Recent content by joedal

  1. joedal

    Profile and MMC

    Bottom line is: NO! You cannot use the MMC modifier in the tolerance compartment of the feature control frame. When a profile tolerance is applied with no datum references it is solely a form control. The actual size of the feature must be specified in some other manner, which then bounds...
  2. joedal

    ASME Y14.5-2009 - Total runout example

    These are certainly good approaches to measurement of that specific total runout requirement (Fig 9-7). Good stuff! Anyway, it really gets to the point made by Jim that a lot of inspectors just don't have the "insight" to be able to figure that out, without some help from a GD&T expert or an...
  3. joedal

    ASME Y14.5-2009 - Total runout example

    I agree with all that Jim and Dave said. But I have a bit of trouble with a drawing or perhaps a "figure" that, in itself may be correct, but it may not be very practical. The ASME example (Fig 9-7) is correct and it certainly has an accurate interpretation. But, how practical from a...

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