Radiant energy – Supported for nonsignalling objects of irradiation – With source support
Patent
1993-07-26
1996-09-10
Berman, Jack I.
Radiant energy
Supported for nonsignalling objects of irradiation
With source support
250504R, 250504H, A61C 1900, A61C 1314
Patent
active
055548555
ABSTRACT:
A photopolymerization for dental use composed of a light of sources emitting at least visible light and infrared light transparent cells charged with coolant disposed to the emission side of said light source, whereby absorb infrared light; and a board for mounting a formed article which is composed of materials for a pattern made of photopolymerizable resin, impinging the light thereon from the light source after transmitting through said cells, wherein the tranparent cell is composed of disc-like shaped main body having a hollow space therein which is formed integrally with heat resistant glass; and two glass pipes for circulation of coolant which is disposed to the cell main body communicated to the hollow space.
REFERENCES:
patent: 1472779 (1923-11-01), Anderson
patent: 1952306 (1934-03-01), Bird
patent: 3826014 (1974-07-01), Helding
patent: 4939374 (1990-07-01), Greutert
Berman Jack I.
Chugoku Shiken Kabushiki Kaisha
Molten Corporation
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