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Dimension, Tolerances and assemblies - Coggle Diagram
Dimension, Tolerances and assemblies
Dimensions in Drawings
Dimension Text
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are not shown on every dimension text; instead, they are shown in the drawing's lower corner
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Dimension Line
On each end, there is an arrowhead.
Extension Line
The size of a dimension is determined by extension lines that continue or extend from the object's surface
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Extension Line Offset
A gap separating the object surface from the extension line to prevent confusion with the model's visible lines
Types of Dimensioning
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Dimensioning of Circle, Arc, and Hole
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Dimensioning Angles
a curved dimension line, has a degree symbol
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Tolerances
Bilateral Tolerance
Permitted to vary from the given dimension in two directions. The difference between the two directions need not be equal.
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