Graphic Communication- CAD

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Graphic Communication

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10 Terms

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Extrusion
When you take a 2D profile and turn it into a 3D Feature
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Extrude-Subtract
Removing Material from a feature
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Trim
Cuts off intersecting lines
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Offset
creates concentric circles, parallel lines and parallel curves
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Extend
Extends objects to meet the edges of other objects
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Revolve
Used to create rounded features in one part rather than multiple
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Extrude along a path
A way of making a profile follow a route to make a continuous feature
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Loft
A way of making one shape gradually turn into another shape over a set distance
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Helix
A way of making 2D or 3D spiral structures
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CAD Modelling Tree
Lists each 3D feature and stores within, the 2D sketches used to create the 3D feature. Also lets you go back and update any part of the model.