On 8 February 2012 14:52, gene heskett <[email protected]> wrote: > That would take a lot of math I don't have > a clue about how to do in order to fit the teeth precisely to the diameter > of each step, all diddled so the motor comes back to the same rest position > for each speed.
There is a handy calculator here: http://www.hpcgears.com/calc.htm The way I was going to do it was with permanently-engaged pulleys and belts free-running on bearings on the input shaft, with a keyed, sliding dog to choose which one engages the shaft. But I fooled myself into thinking that the oil-bath would make it all quiet enough. -- atp The idea that there is no such thing as objective truth is, quite simply, wrong. ------------------------------------------------------------------------------ Keep Your Developer Skills Current with LearnDevNow! The most comprehensive online learning library for Microsoft developers is just $99.99! Visual Studio, SharePoint, SQL - plus HTML5, CSS3, MVC3, Metro Style Apps, more. Free future releases when you subscribe now! http://p.sf.net/sfu/learndevnow-d2d _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
