dead man's handle


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Related to dead man's handle: Dead Man's Switch

dead man's handle

or

dead man's pedal

n
(Mechanical Engineering) a safety switch on a piece of machinery, such as a train, that allows operation only while depressed by the operator
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References in periodicals archive ?
Donald also designed the dead man's handle safety device, which is used in the case of driver emergency.
It works in a similar way to the Dead Man's Handle that is designed to keep train drivers awake and alert.
Most popular is Japanese hit Densha De Go, which comes with this dead man's handle train controller.