Patent ID: 9149893
Filing Date: 2015-10-06
Classification: B21D,B23P,F16D

Abstract:
1. An apparatus for correcting surface runout caused in an end surface of an annular armature in a clutch hub including an axial member disposed at a center portion of a sheet-metal hub member, the axial member being projected from a plate surface of the hub member, the annular armature being fixed to an outer peripheral portion on an axial member side of the hub member, the apparatus comprising: a support member elastically supporting the end surface of the annular armature, the clutch hub being mounted on the support member and being orientated such that the axial member extends in a downward direction with respect to the huh member; a press mechanism including a cylindrical pressing member positioned above the hub member, the press mechanism being configured to cause a driving means to descend the pressing member to press the hub member; and a fixing member positioned below the hub member, the fixing member including a locating portion configured to oppose a predetermined position of the plate surface of the hub member based on surface runout caused in the end surface of the armature, wherein