Dentistry – Apparatus – Having gauge or guide
Patent
1982-05-24
1984-04-17
Peshock, Robert
Dentistry
Apparatus
Having gauge or guide
A61C 1900
Patent
active
044431929
ABSTRACT:
A dowel pin of the type used in mounting an artificial tooth during construction of a dental bridge.
The pin has a body portion and a head portion, the body portion is characterized by a double taper configuration, the head portion is characterized by a plurality of tooth-engaging barbs, one of which is detachable, and said body and head portions both are characterized by a flat that is formed along the collective length thereof to hold the pin against rotation when it is inserted in a complementally formed keyway.
REFERENCES:
patent: 965246 (1910-07-01), Stallman
patent: 1145368 (1915-07-01), Huff et al.
patent: 3277576 (1966-10-01), Kraft
patent: 3557454 (1971-01-01), Whitehill et al.
Peshock Robert
Smith Ronald E.
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