초록 ▼

An abrasive article backup plate assembly and grinder system having an abrasive article backup plate assembly is disclosed. The abrasive article backup plate assembly includes an abrasive article having an abrasive surface that includes a viewing window within the abrasive surface. A support member

An abrasive article backup plate assembly and grinder system having an abrasive article backup plate assembly is disclosed. The abrasive article backup plate assembly includes an abrasive article having an abrasive surface that includes a viewing window within the abrasive surface. A support member is provided including a first major surface which supports the abrasive article. At least a portion of the support member is made of materials sufficiently clear to collectively see through the support member and the viewing window. A method of abrading a surface using a grinder system including the abrasive article backup plate assembly is also disclosed.

대표청구항 ▼

An abrasive article backup plate assembly and grinder system having an abrasive article backup plate assembly is disclosed. The abrasive article backup plate assembly includes an abrasive article having an abrasive surface that includes a viewing window within the abrasive surface. A support member

An abrasive article backup plate assembly and grinder system having an abrasive article backup plate assembly is disclosed. The abrasive article backup plate assembly includes an abrasive article having an abrasive surface that includes a viewing window within the abrasive surface. A support member is provided including a first major surface which supports the abrasive article. At least a portion of the support member is made of materials sufficiently clear to collectively see through the support member and the viewing window. A method of abrading a surface using a grinder system including the abrasive article backup plate assembly is also disclosed. A method as in claim 30 wherein:the positioning step entails positioning the first plate structure vertically above the second plate structure such that a gap at least partially separates the sealing material from the first plate structure; andthe sealing material jumps the gap during the heating step.32. A method as in claim 23 wherein the plate structures are maintained in a largely fixed positional relationship to each other during the heating step.33. A method as in claim 23 wherein the positioning step includes arranging for the plate structures to be spaced apart from each other in largely a fixed manner such that the plate structures are spaced apart from each other in largely that fixed manner durin