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Mastering Autodesk® Inventor® 2012 and Autodesk® Inventor LT™ 2012 by Curtis Waguespack

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Creating Rib and Web Features

Ribs and webs are often used in plastic parts to prevent warping and to add stiffness to thin wall parts. To create a rib feature, first create an open profile sketch to define the cross section. Then define the direction and thickness. If the rib feature runs perpendicular to the sketch plane, you can add a draft taper. By default, the profile extends to intersect the next face. To create a rib network, you can select multiple sketch profiles at once. Alternatively, you can create a single rib feature and then pattern and/or mirror it.

Open the file called mi_19a_044.ipt in the Chapter 19 directory of the Mastering Inventor 2012 folder, and then follow these steps to create rib features:

  1. You'll notice there is ...

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