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Dimensions, Tolerance and Assemblies - Coggle Diagram
Dimensions, Tolerance and Assemblies
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what we learning?
Apply orthographic projections and nine different types of dimensions in engineering drawings, adhering to rules of dimensioning
Interpret Bilateral, Unilateral and Limit tolerances on a given dimension
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Rules of Dimensioning
Dimensions should not be duplicated, i.e. same dimension should not be repeated on different views, or the same information need not be given in two different ways
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Dimension lines, extension lines and object outlines should not cross or overlap
Types of Tolerance
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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