Cooling system for projection television receiver

Details Cooling system for projection television receiver Cooling system for projection television receiver

1986-08-05

1988-04-12

Moore, David K.

Electric lamp and discharge devices

With temperature modifier

Using liquids or fluid flow directing means

313 44, 358250, H01J 2987, H04N 572

Patent

active

047376783

ABSTRACT:
A cooling system for a projection television receiver, the receiver having at least one cathode ray tube with a face thereon, comprising a lens for focusing light exiting from the tube; a frame supporting the lens in alignment with the face of the tube for defining a cooling chamber between the lens and the face with a fluid therein; and seals for sealing the tube and the lens to the frame in a fluid-tight manner and essentially preventing gas from the fluid sealed in the chamber from exiting the chamber. The seals are preferably of a material which is essentially, impermeable to the passage of the gas, such as co-vulcanized ethylene propylene rubber and polydimethyle siloxane.

REFERENCES:
patent: 3969308 (1976-07-01), Penneck
patent: 4511927 (1985-04-01), Bauer
patent: 4529905 (1985-07-01), Ohkoshi et al.

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