Abrading – Machine – Rotary tool
Reexamination Certificate
2006-03-07
2006-03-07
Ackun, Jr., Jacob K. (Department: 3723)
Abrading
Machine
Rotary tool
C451S254000, C451S293000, C076S048000
Reexamination Certificate
active
07008307
ABSTRACT:
The present invention relates to an apparatus for sharpening a circular blade. The sharpening apparatus is adapted to be positioned adjacent a power-driven sharpening wheel at an angle. The sharpening apparatus includes an angularly adjustable tool holder for angularly positioning the circular blade against the power-driven sharpening wheel. The sharpening apparatus of the present invention also includes a blade holder that quickly and easily locks the circular blade into place for sharpening and releases the blade after sharpening is complete. The present invention provides a reasonably safe and efficient sharpening apparatus for circular blades that provides uniform, high quality sharpening of one-sided and two-sided blades of varying circumferences.
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Hunter, Jr. Richard F.
O'Donnell James A.
Wolff David H.
Ackun Jr. Jacob K.
Dority & Manning P.A.
Wolff Industries
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