25 mm is sufficient 21 one view drawings two and one

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Unformatted text preview: most natural posi;on of use. Provides the best shape descrip;on or most characteris;c contours. Has longest dimension. Has fewest hidden features. 18 Necessary views Necessary Views Necessary views, are the minimum number of views needed for a clear and complete shape description of the object In selecting views, the drafter should choose those that best show essential contours or shapes and have the least number of hidden lines The top view must be directly above the front view The right-side view must be directly to the right of the front view 19 Necessary views Necessary Views Three features of the object below need to be shown on the drawing: Rounded top and hole…seen from the front Rectangular notch and round corners…seen from the top Right angle with filleted corner… seen from the side 20 One-Vi...
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This document was uploaded on 01/21/2014.

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