On Tue, 2009-06-09 at 19:47 +1000, Erik Christiansen wrote: > On Mon, Jun 08, 2009 at 08:51:09AM -0700, Kirk Wallace wrote: > > > > I need to figure out how to make one of these: > > http://urobotics.urology.jhu.edu/projects/BW/ > > What an intriguing device that is. > > The worm seems to need to run inside a smooth cylindrical bore, so that > the balls can follow the worm grooves without resistance, but not fall > out. They've made the diagonal recirculation tunnel by fitting the blue ... snip
The patent link shows all: http://urobotics.urology.jhu.edu/pub/2006-stoianovici-uspto-07051610.pdf -- Kirk Wallace http://www.wallacecompany.com/machine_shop/ http://www.wallacecompany.com/E45/index.html California, USA ------------------------------------------------------------------------------ Crystal Reports - New Free Runtime and 30 Day Trial Check out the new simplified licensing option that enables unlimited royalty-free distribution of the report engine for externally facing server and web deployment. http://p.sf.net/sfu/businessobjects _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
