L19_1 - Auxiliary Views GE101 Engineering Graphics and...

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Auxiliary Views GE101 Engineering Graphics and Design
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Motivation One view of the surface seen on edge Two views seen as a foreshortened (i.e.,  not true size) surface  Multiview drawing set  of an inclined surface  shows:  Sometimes need a view of inclined surface  that shows its true size and shape 
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From Descriptive Geometry Projection plane is parallel to the face ,  or, equivalently  Line of sight is normal to the face True size and shape of a planar face (or  true length of a line) can only be  represented in an orthographic projection  if:
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An  auxiliary view  is an orthographic  view that is projected onto any plane  other than one of the principal planes primary auxiliary view  is an auxiliary  view projected from one of the six  principal views Used to find true size of an  inclined surface secondary auxiliary view  is a view 
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This note was uploaded on 03/02/2009 for the course GE 101 taught by Professor Leake during the Fall '05 term at University of Illinois at Urbana–Champaign.

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L19_1 - Auxiliary Views GE101 Engineering Graphics and...

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