circuit breaker

circuit breaker
A device, operating automatically, to cut off the electric current flowing through a line or wire when the current becomes excessive for the line or wire; a mechanical device for cutting an electric current intermittently by means of a movable contact moving to and from a stationary contact for such time as the machine which utilizes the device is being operated. Re Frank, 29 Cust & Pat App (Pat) 713, 123 F2d 820.

Ballentine's law dictionary. . 1998.

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Look at other dictionaries:

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