dead man's handle
nounDefinitions
A lever used as a safety device, typically on trains, which shuts off power if the…
A lever used as a safety device, typically on trains, which shuts off power if the operator releases their grip.
- Dead-man's handle, automatic train stop, quick-acting compressed-air brake specially suited for high-speed working, and regenerative braking are among the features of the new locomotives.
- There were two engine men in case one of them fainted or died, the 'dead man's handle' of the later Tubes (a fail-safe device that stops the train if the driver does not maintain manual pressure on a lever) not having been perfected.
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sense glosses and etymology drawn from English Wiktionary · source · CC-BY-SA