Patent ID: 6248287
Filing Date: 2001-06-19
Classification: C21D,F16C,Y02P,Y10S

Abstract:
An apparatus for correctively tempering a bearing component, comprising:an induction heater heating the bearing component to a desired temperature and including a heating coil;a mold made of ceramic material constraining at least one of an inner surface, an outer surface and both of end faces of the bearing component, the bearing component being at least one of a hardened cylindrical body, a hardened annular body and a hardened flat shaped body; anda mold temperature adjusting device arranged relative to the heating coil for adjusting a temperature of said mold by being in contact with an outer peripheral surface of said mold, said mold temperature adjusting device being positioned outside the heating coil in at least one direction of a radial direction and an axial direction of the heating coil wherein said mold temperature adjusting device is disposed apart from said heating coil.