Television viewing control unit

作者: Jeffrey C. Berger

DOI:

关键词: Computer hardwareTelevision viewingControl unitEngineeringTelevision setTimerLock (computer science)Circuit breaker

摘要: A lockable control box for a television is designed to have the plug attached timer. programmable panel used regulate hours able be turned on, and comes equipped with three specially security features. The first of these lock which prevents electrical plugs from being disconnected unit. Secondly, door provided so as prevent unit reprogrammed except by person having an associated key. Lastly, circuit breaker tripped if unplugged wall. These features children tampering set.

参考文章(4)
William A. Hewett, William R. Maclay, Timer control for television ,(1985)
David H. Treleaven, John M. McLean, Token operated television timer ,(1991)
Jerome Pressman, Television monitor and control ,(1978)