Whats the difference between a sweep and loft?

And which is easier to use?

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2 Answers

sweep is best when you have one uniform cross section. good example of this is the spring.

Loft is best when you have a body with multiple crosssections with different geometries. "example: flow channel with round inlet and a square outlet"

 
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http://acad-atc.ic.polyu.edu.hk/inventor/02part.pdf

This will tell you all about what you can do.

What is easier? well that all depends on the sketch.

 
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