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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 ...
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]
Equipment of Strategic Air Command. Strategic Air Command equipment includes weapon systems and ordnance (e.g., strategic weapons such as ICBMs), ground radars and computers (e.g., at SSN 1979-82), and other Cold War devices of the USAF major command.
In engineering, a fail-safe is a design feature or practice that, in the event of a failure of the design feature, inherently responds in a way that will cause minimal or no harm to other equipment, to the environment or to people. Unlike inherent safety to a particular hazard, a system being "fail-safe" does not mean that failure is naturally ...
An emergency switch in Japan. On railways, [1] an emergency stop is a full application of the brakes in order to bring a train to a stop as quickly as possible. [2] This occurs either by a manual emergency stop activation, such as a button being pushed on the train to start the emergency stop, or on some trains automatically, when the train has passed a red signal or the driver has failed to ...
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 ...