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Lesson 6 - Coggle Diagram
Lesson 6
Dimensions
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Dimensioning of Circle, arc, hole
A circle is dimensioned by diameter / An arc is dimensioned by its radius / holes are located by their centerlines
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Assemblies
Multiple parts are brought together to define a larger, more complex product representation
Individuals in different disciplines can work concurrently, resulting in faster and less costly delivery of products to market.
Constructing an assembly normally begins with bringing in a base component, selected because of its central role.
Each component brought in needs to be oriented and located relative to other components in the assembly
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Tolerances
Bilateral Tolerance
allowed to vary in two directions from the specified dimension. Both directions need not vary by the same amount.
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