Projection display device
AssigneesSony Corporation, Sony Espana S.A.
InventorsHiroyuki Takezawa, Yukio Murai
Life of this patent
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Abstract
A projection type display apparatus employing a liquid-cooled cathode-ray tube apparatus that copes with the leakage of cooling liquid. The projection type display apparatus employs a liquid-cooled cathode-ray tube apparatus provided with a liquid-cooling unit in which cooling liquid to cool the front panel of a cathode-ray tube is sealed. A tray is provided on the lower side of the liquid-cooling unit in the liquid-cooled cathode-ray tube apparatus to prevent the leaked cooling liquid from dripping onto a circuit board, a high-voltage wiring, and the like.
Claims5
1-3. (canceled)
A projection type display apparatus employing a liquid-cooled cathode-ray tube apparatus provided with liquid-cooling means in which cooling liquid to cool the front panel of a cathode-ray tube is sealed, comprising:
- a tray provided on the lower side of said liquid-cooling means in said liquid-cooled cathode-ray tube apparatus.
Dependencies are inferred from the claim text.