I simply cannot resist this, because some surreal train-spotting anorak mentioned it a few days back, but with apologies to whoever it was, I would describe myself as a "pantograph"
oh! i remember my grandad had one , must be in the attic somewhere , will get the ladder out tomorrow , cor thats a blast from the past , thanks for reminding me XX
� noun 1 an instrument for copying a plan or drawing on a different scale by a system of hinged and jointed rods. 2 a jointed framework conveying a current to an electric train or tram from overhead wires.