Curette sharpening hone and method of making

Details Curette sharpening hone and method of making Curette sharpening hone and method of making

1988-01-25

1989-06-13

Lieberman, Paul

Abrasive tool making process, material, or composition

Miscellaneous

51204, 51295, 51298, 51309, B24D 300

Patent

active

048388998

ABSTRACT:
A dental curette hone consisting of a ceramic made from particulate aluminum oxide abrasive. The hone having a curved elongated edge and a flat elongated surface. The curved elongated edge having a radius of approximately 1/32 to about 3/32 inch. The ceramic block being made by forming a mixture of particulate aluminum oxide having an irregular particle shape and a selected particle size with magnesium oxide. Then shaping each block by extruding or molding. The block is then heated to form a fused ceramic block. The block is next tumbled to remove irregularities from the elongated edge and flat surface after which the block is polished to form a polished surface on exposed particles of aluminum oxide. The polished surfaces of said particles intersect irregular sides of said particles to form cutting edges on said particle for sharpening the curette.

REFERENCES:
patent: 1976070 (1934-10-01), Hermann
patent: 2278442 (1942-04-01), Heaney
patent: 2290877 (1942-07-01), Heaney
patent: 2404192 (1946-07-01), Ries et al.
patent: 3248189 (1966-04-01), Harris, Jr.
patent: 3394502 (1968-07-01), Crowe

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