The braking elements comprise an axial stack of discs maintained in {HEAD ~ frictional contact} through {TAIL ~ at least a disc} angularly secured to the non rotating part and at least a disc integral with the rotating part 
The braking elements comprise an axial stack of discs maintained in { HEAD ~ frictional contact } through { TAIL ~ at least a disc } angularly secured to the non rotating part and at least a disc integral with the rotating part
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH