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Dead man's switch. A pedal acting as a dead man's switch in a bucket lift truck. A dead man's switch is a switch that is designed to be activated or deactivated if the human operator becomes incapacitated, such as through death, loss of consciousness, or being bodily removed from control. Originally applied to switches on a vehicle or machine ...
The powered pallet jack is generally moved by a throttle on the handle to move forward or in reverse and steered by swinging the handle in the intended direction. Some contain a type of dead man's switch rather than a brake to stop the machine should the user need to stop quickly or leave the machine while it is in use. Others use a system ...
This system (SWESS), also known informally as the dead man's switch, was a nuclear bomb release system that the United States Air Force Strategic Air Command built into bombers such as the B-52 Stratofortress.
In skydiving, an automatic activation device ( AAD) is a dead man's switch consisting of an electronic- pyrotechnic or mechanical device that automatically activates the opening sequence of the main or reserve parachute container when the AAD is falling below a preset altitude and above a preset decent speed. AADs are typically used to open the ...
Even if there is a dead man's switch that triggers instructions to sell Satoshi's fortune, Ginns says the market would be able to absorb the shock and would eventually rally as the currency became ...
Dead Hand, also known as Perimeter (Russian: Система «Периметр», romanized: Sistema "Perimetr", lit. '"Perimeter" System', with the GRAU Index 15E601, Cyrillic: 15Э601), [1] is a Cold War-era automatic nuclear weapons-control system (similar in concept to the American AN/DRC-8 Emergency Rocket Communications System) that was constructed by the Soviet Union. [2]
The mechanism was triggered by a dead man's switch, consisting of a wooden piece separating two metal connectors within the jaws of a clothespin, forming an incomplete circuit. The circuit was powered by a 9-volt lantern battery. Once the wooden piece was removed, the two metal connectors completed the circuit, detonating the bomb. [6]
See Fail-safe (computer). A control operation or function that prevents improper system functioning or catastrophic degradation in the event of circuit malfunction or operator error; for example, the failsafe track circuit used to control railway block signals. The fact that a flashing amber is more permissive than a solid amber on many railway ...