Electric lamp and discharge devices: systems – Cathode ray tube circuits – Cathode-ray deflections circuits
Patent
1976-07-08
1977-08-16
Wilbur, Maynard R.
Electric lamp and discharge devices: systems
Cathode ray tube circuits
Cathode-ray deflections circuits
315408, H01J 2952
Patent
active
040428583
ABSTRACT:
A protection circuit for a television receiver which disables the television receiver by disabling the horizontal deflection circuit in response to fault conditions is shown. The protection circuit detects excessive current drain by a low voltage supply, excessive current drain by a high voltage supply, and excessive high voltage. In response to any one of these fault conditions, the horizontal deflection circuit is disabled.
REFERENCES:
patent: 3749966 (1973-07-01), Ahrens et al.
patent: 3898522 (1975-08-01), Klein et al.
Collette Robert P.
Wheeler Robert C.
Blum T. M.
GTE Sylvania Incorporated
Lindgren Theodore D.
O'Malley Norman J.
Orner Robert T.
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