Work holders – Holder inserted within work aperture – Expandable mandrel
Reexamination Certificate
2005-12-27
2005-12-27
Shakeri, Hadi (Department: 3723)
Work holders
Holder inserted within work aperture
Expandable mandrel
C029S252000
Reexamination Certificate
active
06978988
ABSTRACT:
The present invention provides a workholder and a method for securing a work piece by engaging either a bore contained in the work piece or by gripping the edge of the bore of the work piece. The workholder includes a support platform, and a bore clamping device that is mounted to the support platform. The clamping device has a cylindrical, expandable arbor extending upwardly from the support platform for positioning in and engaging the bore or for gripping an outer edge of the bore.
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Shakeri Hadi
Warn, Hoffmann, Miller & LaLone, P.C.
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