Metal founding – Means to shape a forming surface – Pattern
Patent
1983-06-08
1985-09-24
Godici, Nicholas P.
Metal founding
Means to shape a forming surface
Pattern
164246, 164 34, B22C 700
Patent
active
045427801
ABSTRACT:
A wax profile for making a tooth for a dental bridge, the tooth having a cast gold alloy skeleton and porcelain coating, the skeleton being cast in a negative mold made from the wax profile and having the same shape as the wax profile. The wax profile having a wax, tooth-shaped body. The body having aligned upper and lower cavities connected vertically with a median channel to provide said porcelain coating filling the spaces of the cavities and channel with increased strength responsive to compressive forces applied vertically of the tooth.
REFERENCES:
patent: 3224050 (1962-10-01), Redtenbacher
patent: 3344842 (1967-10-01), Cameron
patent: 3661198 (1972-05-01), Evenson
Godici Nicholas P.
Weikert Maureen
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