That's Impossible - Perpetual Motion Machine
Monday October 6, 2003
The USPTO will not patent a perpetual motion machine, however, I still find the idea fascinating and I have put together a collection of interesting websites and information on the topic of perpetual motion.


Comments
There are at least 2 different ways to do this.
For the most part, it is considered impossible because of poor engineering. If you look at the attempts that are used to demonstrate it is impossible, they are of engineering standard that would not be acceptable today.