https://forums.autodesk.com/t5/inventor-forum/flexible-nightmare/m-p/5943015#M385495 <BLOCKQUOTE><HR />kmeldfreyssinet schrieb:<BR /> <P>Regarding&nbsp;constraints to origin planes and axis in sub assemblies.</P> <P>You propose not to do that. In such case components move freely inside sub-assembly. therefore their position in their&nbsp;parent assembly is not defined.</P> <HR /></BLOCKQUOTE> <P>I didn't let them move freely around, but I grounded one or more base components. That seems to be better for flexibility.</P> Wed, 09 Dec 2015 08:04:05 GMT WHolzwarth 2015-12-09T08:04:05Z