US Patent: 3,551,125 - Method of forming a grinding wheel


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US Patent: 3,551,125

Method of forming a grinding wheel

Patentee:

Raymond T. Hallewell (exact or similar names) - Hillingdon Heath, England

USPTO Classifications:

51/293, 51/298

Tool Categories:

industrial tools : grinding wheels

metalworking machines : grinders : sharpening machines : grinding wheels

Assignees:

Toolmasters Ltd. - Hillingdon Heath, England

Manufacturer:

Toolmasters Ltd. - Hillingdon Heath, England

Moore Special Tool Co., Inc. - Bridgeport, CT

Witnesses:

Unknown

Patent Dates:
Applied:	Jan. 04, 1968
Granted:	Dec. 29, 1970

Patent Pictures:

USPTO (New site tip)
Google Patents
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Vintage Machinery entry for Moore Special Tool Co., Inc.
1973 Moore catalog featuring this invention (p. E24)

Description:

No patent drawing. This patent describes a method of using a kneadable epoxy binder plus abrasives and metallic filler to construct a grinding wheel. Moore Special Tool Co. licensed this patent from Toolmasters Ltd., so that their customers could make form grinding wheels by making and shaping an aluminum disk and then covering the disk surface using the Toolmasters epoxy and process. Moore Special Tool Co. sold General Electric's Borazon (cubic boron nitride) and diamond as the abrasives in this system. For more information, see the 1973 Moore catalog, "Accessories for precision jig boring and jig grinding", page E24 (see link).