The mechanism 8 further comprising a constrainment means for guiding said translatable edge of the folding blade and maintaining it in a set apart, slidable registry over {HEAD ~ the face} of {TAIL ~ the main blade} 
of
The mechanism 8 further comprising a constrainment means for guiding said translatable edge of the folding blade and maintaining it in a set apart , slidable registry over { HEAD ~ the face } of { TAIL ~ the main blade }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH 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