Electric heating – Heating devices – Combined with container – enclosure – or support for material...
Patent
1989-08-10
1990-05-08
Reynolds, Bruce A.
Electric heating
Heating devices
Combined with container, enclosure, or support for material...
219221, 219227, 219229, 219230, 219347, H05B 100
Patent
active
049240706
ABSTRACT:
Apparatus for supplying light and heat of variable intensity to a photocurable dental material. The apparatus includes a source of light, a reflector, a filter assembly, a light guide and an electrical fan. The heat is generated from the light source and is controllably directed by an arrangement of louvers with a manually adjustable lever through a passageway surrounding the light guide to the operatory site.
REFERENCES:
patent: 2364730 (1944-12-01), Leskin
patent: 3242314 (1966-03-01), Eckles
patent: 3427433 (1969-02-01), Foreman
patent: 3813514 (1974-05-01), Canty
patent: 3864547 (1975-02-01), Ray
patent: 4009382 (1977-02-01), Nath
patent: 4079104 (1978-03-01), Dickson
Fuller Leon K.
Lieberstein Eugene
Reynolds Bruce A.
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