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OrientationOrientationOrientation is the general term used to describe the angular relationship between features. Orientation controls include parallelism, perpendicularity, angularity, and, in some cases, profile. All orientation controls must have datums. It makes no sense to specify a pin, for instance, to be perpendicular. The pin must be perpendicular to some other feature. The other feature is the datum.Chapter ObjectivesAfter completing this chapter, you will be able to…
Gene R. Cogorno: Geometric Dimensioning and Tolerancing for Mechanical Design. Orientation, Chapter
(McGraw-Hill Professional, 2006), AccessEngineering