An actuating device for {HEAD ~ a fixture} having {TAIL ~ at least one input unit}, which comprises: 
An actuating device for { HEAD ~ a fixture } having { TAIL ~ at least one input unit } , which comprises :
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH