said cap member has {HEAD ~ an end wall} formed with {TAIL ~ a recess portion} in which said heating mechanism is disposed 
formed with
said cap member has { HEAD ~ an end wall } formed with { TAIL ~ a recess portion } in which said heating mechanism is disposed
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH