Cooling air gathering plate

Details Cooling air gathering plate Cooling air gathering plate

2007-02-27

2007-02-27

Luebke, Renee (Department: 2875)

Illumination

Light modifier

Reflector

C362S373000, C362S294000, C362S547000, C313S022000, C313S024000, C313S036000

Reexamination Certificate

active

11008277

ABSTRACT:
A cooling air gathering plate for enhancing a cooling effect of a projector lamp is disclosed. The gathering plate has a notch to collect the cooling air at a lampwick, a welding point of the lamp, and/or any high temperature position of the lamp. A center line of the gathering plate matches together with an axis of the lamp. The gathering plate can be fixed on the lamp, a lamp reflector, or a holder for fixing the gathering plate to guide the cooling air passing through the high temperature position of the lamp.

REFERENCES:
patent: 1950918 (1934-03-01), Forbes
patent: 5174646 (1992-12-01), Siminovitch et al.
patent: 2004/0202005 (2004-10-01), Moisel

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