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