Patent ID: 7838791

Claim:
A metal coating removing apparatus for removing a metal coating provided on a surface of a resin, comprising: a first electrode arranged so as to be opposed to the metal coating provided on the surface of the resin; a second electrode arranged so as to be opposed to the metal coating at a predetermined distance from the first electrode; and a discharge energy supply portion for supplying discharge energy between the first electrode and the second electrode so as to allow discharging to occur between the first electrode and the second electrode, thereby removing the metal coating, wherein at least one of the first electrode and the second electrode is covered with an insulating cover made of an insulating material except for at least a portion opposed to the metal coating provided on the surface of the resin, and the insulating cover and the at least one electrode covered with the insulating cover are provided so that relative positions of the insulating cover and the electrode are adjustable.