Patent ID: 6575476
Filing Date: 2003-06-10
Classification: B23B,B60B,Y10T

Abstract:
A chuck for holding a fixed component of a hub assembly and rotating a rotatable component of the assembly so that a surface on the rotatable component may be machined, said chuck comprising: a clamping section including a base and jaws supported on the base, with the jaws being capable of moving between open and closed positions; and a mandrel that is rotatable in the clamping section base about a fixed mandrel axis and includes a mandrel base and an arbor mounted on the mandrel base and being capable of assuming an engaged configuration, the arbor being capable of moving radially with respect to the mandrel base, the mandrel also including a first bearing located between the arbor and the mandrel base for transmitting axial loads between the arbor and the mandrel base while allowing the arbor to shift radially on the base.