You could also just drop a solenoid plunger into sprocket teeth or something similar.
Sort of like throwing the proverbial wrench into the works... ;-) Nema 17 is pretty small stuff. Dave On 3/10/2010 2:32 PM, yann wrote: > Le mercredi 10 mars 2010 18:11:13, doug metzler a écrit : > >> for a small stepper motor, like a NEMA 17 I need a small (DC) electrically >> driven lock that I can attach to the shaft such that when the power is >> turned off the shaft is locked in place. >> >> Do any of you folks know of such a device? I've been googling around but I >> haven't been able to come up with the proper combination of search terms to >> get at exactly what I'm looking for. >> >> Thanks, >> >> DougM >> --------------------------------------------------------------------------- >> --- Download Intel® Parallel Studio Eval >> Try the new software tools for yourself. Speed compiling, find bugs >> proactively, and fine-tune applications for parallel performance. >> See why Intel Parallel Studio got high marks during beta. >> http://p.sf.net/sfu/intel-sw-dev >> _______________________________________________ >> Emc-users mailing list >> Emc-users@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/emc-users >> >> > > you could use a little clutch like the ones you can find in photocopiers to do > this. > > old photocopiers are often a very interesting supply for smal mechanical > parts, steppers, servos... > > ------------------------------------------------------------------------------ > Download Intel® Parallel Studio Eval > Try the new software tools for yourself. Speed compiling, find bugs > proactively, and fine-tune applications for parallel performance. > See why Intel Parallel Studio got high marks during beta. > http://p.sf.net/sfu/intel-sw-dev > _______________________________________________ > Emc-users mailing list > Emc-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/emc-users > > ------------------------------------------------------------------------------ Download Intel® Parallel Studio Eval Try the new software tools for yourself. Speed compiling, find bugs proactively, and fine-tune applications for parallel performance. See why Intel Parallel Studio got high marks during beta. http://p.sf.net/sfu/intel-sw-dev _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users