{TAIL ~ a folding propfan blade} journaled for rotation about {HEAD ~ an axis} extending at substantially a right angle to said blade from a folded position to a run condition, 
{ TAIL ~ a folding propfan blade } journaled for rotation about { HEAD ~ an axis } extending at substantially a right angle to said blade from a folded position to a run condition ,
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH