{HEAD ~ The support} 64, which may be multiple pins, are retracted at {TAIL ~ a desired time} during the molding process so that the material forming the shell 60 fills the mold support region 62 during molding 
{ HEAD ~ The support } 64 , which may be multiple pins , are retracted at { TAIL ~ a desired time } during the molding process so that the material forming the shell 60 fills the mold support region 62 during molding
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH