Abrasive tool making process – material – or composition – With carbohydrate or reaction product thereof
Patent
1985-02-25
1987-02-03
Schmidt, Frederick R.
Abrasive tool making process, material, or composition
With carbohydrate or reaction product thereof
51371, 51358, B24B 2902
Patent
active
046400605
ABSTRACT:
An improved hand held sanding device includes a resilient block having laterally extending intersecting faces which form block perimeters surfaces around which an abrasive material can be wrapped. The perimeter surfaces include a bottom and side surface, and a top surface extending in a convex curvature from the bottom surface to the top surface; the convex top surface has a receiving slot of a width to snuggly receive two ends of abrasive sheet material tightly wrapped around the block perimeter surface. In accordance with the invention at least one of the bottom or side surfaces is additionally contoured for used on sanding surfaces with special contours.
REFERENCES:
patent: 3918220 (1975-11-01), Jury et al.
patent: 4501096 (1985-02-01), Lukianoff
Rachuba Maurina
Schmidt Frederick R.
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