Re. gear cutting, there is this clever method which doesn't require form tools, but rather uses a compound action with a simple straight cutter:
http://www.sfu.ca/~alan/shaper/gears1.pdf The paper uses a shaper action, but I think this method would work with mills and maybe even a slit saw (might require pre-hollowing out the intertooth space) ------------------------------------------------------------------------- Check out the new SourceForge.net Marketplace. It's the best place to buy or sell services for just about anything Open Source. http://sourceforge.net/services/buy/index.php _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users