An uncoupling mechanism, operative after {TAIL ~ unfolding} of one panel 3, permits the articulated axle 4 to be separated from {HEAD ~ the tension device gearing} 
An uncoupling mechanism , operative after { TAIL ~ unfolding } of one panel 3 , permits the articulated axle 4 to be separated from { HEAD ~ the tension device gearing }
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD