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        268   CHAPTER 8  Selecting Secondary FeatureS


                       These features include:
                      ◆   Scale
                      ◆   Dome

                      ◆   Wrap
                      ◆   Flex
                      ◆   Deform
                      ◆   Indent
                       Other types of less commonly used features fall into specialty categories such as sheet metal,
                    multibodies, surfacing, plastics, and mold design. This includes features such as Freeform,
                    Combine, Cavity, Scale, and several others. I placed the discussion about these features in
                    chapters devoted to those specialized topics. The features discussed in this chapter are more
                    general-use features.
                    Using Scale
                    The Scale feature, found at Insert ➢ Feature ➢ Scale, is mainly used for preparing models of
                    plastic parts to make mold cavity geometry; however, it can be used for any purpose on solid or
                    surface geometry. Scale does not act by scaling up dimensions for individual sketches and
                    features; rather, it scales the entire body at the point in the FeatureManager history at which it is
                    applied. The Scale PropertyManager is shown in Figure 8.9.

              Figure 8.9
              applying the
              Scale feature



















                       The Scale feature becomes available only when the part contains at least one solid or surface
                    body. You can scale multiple bodies at once and select from one of three options for the Scale
                    About setting or fixed reference: the part origin, the geometry centroid, or a custom coordinate
                    system. Of these, it is generally preferable to select the part origin because you most often want
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