Patent ID: 7833471

Claim:
A carburizing apparatus for carburization treatment of a treatment object in a sole chamber, comprising: a sole container, said sole container defining a sole chamber in which the treatment object is receivable, the sole chamber comprising a preheater coil being disposed inside said sole chamber for raising the temperature of the treatment object, soaker coils being disposed inside said sole chamber for soaking the treatment object, and a conveying mechanism being disposed inside said sole chamber that is configured to convey the treatment object while the treatment object remains in said sole chamber from a position of induction heating with said preheater coil to positions of induction heating with said soaker coils; a preheater power source which is connected to said preheater coil; soaker power sources which are connected to said soaker coils, a rated capacity of said preheater power source being higher than a corresponding rated capacity of each of said soaker power sources; and carry-out devices, the number thereof being equal to the number of soaker coils disposed inside said sole chamber, that carry the treatment object from a position of induction heating with said soaker coils to a position outside of said sole chamber and said sole container.