Patent ID: 8262099

Claim:
An apparatus for adapting a workpiece holding device to a chuck of a machine tool, the apparatus comprising: a plurality of at least three chuck locators configured for attachment to the chuck; and a mounting plate configured for attachment to the workpiece holding device, the mounting plate comprising: a body; and a plurality of mounting plate locators corresponding to the plurality of chuck locators, such that the plurality of mounting plate locators are attached to the body and are configured to interface with the plurality of chuck locators; wherein one of the plurality of chuck locators defines a substantially round cylindrical opening, at least two of the plurality of chuck locators define oblong cylindrical openings, and the plurality of mounting plate locators defines a plurality of pins configured to be received in the plurality of chuck locators; or one of the plurality of mounting plate locators defines a substantially round cylindrical opening, at least two of the plurality of mounting plate locators define oblong cylindrical openings, and the plurality of chuck locators defines a plurality of pins configured to be received in the plurality of chuck locators.