Lamphouse and module for photographic slide projectors

Details Lamphouse and module for photographic slide projectors Lamphouse and module for photographic slide projectors

1975-11-04

1977-10-11

O'Connor, Edna M.

Illumination

Elongated source light unit or support

With ventilating or cooling means

240 41R, F21V 2900

Patent

active

040537595

ABSTRACT:
A high intensity lamphouse and cooling means for use with photographic slide projectors. The module has a protective glass face, and air inlet and a second air outlet on opposite diametrical points between the lamp and the glass face. Also included are an additional opening near the base of the lamp providing a second air path through the module along the rear side of a reflector and the length of the lamp.

REFERENCES:
patent: 1966303 (1934-07-01), McFarlane
patent: 3639751 (1972-02-01), Pichel
patent: 3703635 (1972-11-01), Burkarth
patent: 3720822 (1973-03-01), Rochester et al.
patent: 3766377 (1973-10-01), Junginger

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