Metal working – Method of mechanical manufacture – Shaping one-piece blank by removing material
Patent
1984-08-07
1986-10-21
Goldberg, Howard N.
Metal working
Method of mechanical manufacture
Shaping one-piece blank by removing material
433143, B23P 1304, A61C 1700
Patent
active
046177183
ABSTRACT:
A method in the manufacture of tartar removing dental instruments of the type comprising a longitudinal tool portion having a triangular cross-section tapering towards the tip, at least two of the three edges along the lateral faces of the tool portion being ground into cutting edges (5, 6). A profiled blank (1) of a substantially constant triangular cross-section is being ground along one of the lateral faces (2) with the removal of stuff (3) increasing towards the tip (4).
REFERENCES:
patent: 2511449 (1950-06-01), Springman
patent: 3494081 (1970-02-01), Taylor et al.
patent: 4135528 (1979-01-01), Stark
patent: 4271854 (1981-06-01), Bengtsson
patent: 4283174 (1981-08-01), Sertich
patent: 4377381 (1983-03-01), Westmann
Dentalvarutjanst AB
Goldberg Howard N.
Nichols Steven
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