Feb 232011

Impossible Triangle

Just a few months ago, we highlighted how an upcoming battle in the copyright world will be coming from the rise in 3D printing, and the ability to simply print out new physical objects based on plans.

And, as a few different folks have sent in, a site that collects and aggregates 3D printer plans called Thingiverse recently said that it’s received its first ever DMCA takedown notice over a plan for a 3D printer object. To avoid liability, of course, the site complied. The specific DMCA takedown involved this 3D printable design of “the impossible triangle.”

Of course many people wondered if the guy claiming copyright on this, Dr. Ulrich Schwanitz, had a valid copyright on this, since the basic design he’s talking about is just the famed Penrose triangle, and there are plenty of examples of people making it. On top of that, the DMCA takedown he issued was over people creating similar Penrose triangle 3D printer designs based on a challenge Schwanitz himself put out there, to see if anyone else could figure out how to model a printable Penrose triangle, and the winning results figured it out:

Read more . . .

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