{TAIL ~ A single actuation feed through mechanism} actuates {HEAD ~ the fixture} from outside of the processing chamber 
{ TAIL ~ A single actuation feed through mechanism } actuates { HEAD ~ the fixture } from outside of the processing chamber
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH