----- Original Message ----- From: Horace Heffner <hheff...@mtaonline.net> Date: Monday, August 24, 2009 4:08 am Subject: Re: [Vo]:More stuff on ball bearing motors
> > On Aug 23, 2009, at 3:51 PM, Harry Veeder wrote: > > > Six links to papers on ball bearing motors, but > > none of them give you access to free papers. :-( > > Thanks for posting all this! > > > > > > Some appear to contradict Horace's finding concerning non- > > ferromagnetic > > materials. > > > > Harry > > The ball motor only in theory. Experiment trumps theory in my > book. > Note statement: "Experiments have not confirmed ...". Note also > the > comment "However, this torque is [theoretically] too small in > practice to keep a ball bearing motor running." I was alluding to the first paragraph of the introduction to this paper: http://www.springerlink.com/content/l5618xjmt127xq62/ where they *claim* it works with ferromagnetic and non-ferromagnetic materials. Harry
