A floatable metal heat tongue mounted for {HEAD ~ vertical floating movement} within {TAIL ~ a holder} which is adapted to deliver heat to the heat tongue 
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A floatable metal heat tongue mounted for { HEAD ~ vertical floating movement } within { TAIL ~ a holder } which is adapted to deliver heat to the heat tongue
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH