<html><head></head><body><div style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:13px;"><div>I have been brain storming looking for a less expensive and less complicated means of building manipulators. The obvious choice would be electric liner actuators, oil filled etc. Then I was thinking about a magnetic actuator like a mag lev rail. Is there such a thing? You know, add more voltage and the actuator moves out further. Any ideas? </div><div>Hank</div></div></body></html>