MR ALBIN A HASTBACKA wrote:
> -- [ From: Al Hastbacka * EMC.Ver #2.5.3 ] --
> Patent 5,429,908 by Bronson Hokuf of DuPont presents the idea of
> reducing distortion in the SLA process by writing non-continuous lines
> (dashed lines) which are then later filled in to reduce the
> distortion/curl in each layer of fabricating the model. Does anyone on
> the list have any experience with this approach or similar approaches to
> reducing the curl/distortion that exists when creating an SLA (or other
> similar process) model?
> Al Hastbacka
I have done the similar research about the four years ago. It does
reduce the curl distortion. If you are interesting, i can send you a
copy of this paper.Unfortunately,it was written in Japanese. but you can
see the fig.
Nakagawa Lab. IIS.,University of Tokyo.
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