Patent ID: 8029336
Filing Date: 2011-10-04
Classification: B24B

Abstract:
1. A glass grinding method, comprising: assessing the severity of a scratch in the surface of a flat glass to be one of shallow, medium, or deep; establishing a work area boundary around said scratch; selecting and mounting an abrasive disk on a portable rotary grinder wherein a particular starting grit of an abrasive paper depends on the assessment of said scratch being shallow, medium, or deep; grinding said flat glass in said work area by keeping a selected abrasive disk flat down and dry; stepping to a next finer grit abrasive disk until a final abrasive disk has concluded its grinding of said flat glass in said work area; and removing a residual haze on the surface of said flat glass in said work area with a felt pad misted with water and cerium oxide and mounted to said portable rotary grinder.