Scratch removal device and method

Details Scratch removal device and method Scratch removal device and method

2007-10-11

2010-12-21

Hail, III, Joseph J (Department: 3723)

Abrading

Abrading process

C451S041000, C451S548000, C451S060000

Reexamination Certificate

active

07854647

ABSTRACT:
A polishing wheel including a lower polishing surface and defining a different color from a secondary portion of the polishing wheel, so as to indicate wear of the polishing surface. The polishing surface includes a plurality of main radial flutes extending from a central passage to an outer edge. A reduced profile for the main radial flutes is provided adjacent to the outer edge. A plurality of secondary radial flutes is provided extending from the outer edge, but not in communication with either the central passage or the main radial flutes.

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patent: 2003220563 (2002-01-01), None
patent: WO 96/29179 (1996-09-01), None

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