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Geometric Dimensioning &amp;Tolerancing Review

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Geometric Dimensioning &amp;Tolerancing Review. March 10, 2008. Trial Test (page 1). Explain “bonus tolerance” and give an example to show how to determine bonus tolerance. Define: Datum, Datum feature, Simulated datum

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Geometric Dimensioning &TolerancingReview

March 10, 2008

Trial Test (page 1)
• Explain “bonus tolerance” and give an example to show how to determine bonus tolerance.
• Define: Datum, Datum feature, Simulated datum
• Resultant condition (give and explain an example using maximum material condition for a pin)
• Define each of the following, give a working definition, and give an example of a proper feature control frame for each: Flatness, Cylindricity, Total Runout, Angularity, Perpendicularity
Trial test (page 2)
• What is the significance of the primary datum
• to the designer?
• to manufacturing?
• to inspection?
• to assembly?
• What is the floating fastener tolerance equation? Explain and make a drawing that proves your equation.
• What is the fixed fastener tolerance equation? Explain and make a drawing that proves your equation.