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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 ...
The device is designed in such a way that any faults in the input circuit are detected, e.g. contact welding on an emergency off/emergency stop pushbutton or on one of the safety contacts on the output relay. The safety device stops the device switching back on and thereby stops the activation of relays K1 and K2. [1]
Emergency Brake Handle on Bombardier commuter rail equipment, Sounder, Seattle, WA. In the USA, an emergency stop cord is not used. Any visible cord running within the body of a railway car would have been what was known as the "communicating cord". This was a method of signalling the engine operator (known in the US as the "engineer").
A push-button (also spelled pushbutton) or simply button is a simple switch mechanism to control some aspect of a machine or a process. Buttons are typically made out of hard material, usually plastic or metal. [1] The surface is usually flat or shaped to accommodate the human finger or hand, so as to be easily depressed or pushed.
Interest in dead man's controls increased with the introduction of electric trams (streetcars in North America) and especially electrified rapid transit trains. The first widespread use came with the introduction of the mass-produced Birney One-Man Safety (tram) Car, though dead-man equipment was fairly rare on US streetcars until the successful PCC streetcar, which had a left-foot-operated ...
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Her assailant strangled her nearly unconscious twice. Morgan Metzer: It's the worst feeling in the world to think you're dying. And you feel like you're going to be tortured beforehand.
ISO 7010 is an International Organization for Standardization technical standard for graphical hazard symbols on hazard and safety signs, including those indicating emergency exits. It uses colours and principles set out in ISO 3864 for these symbols, and is intended to provide "safety information that relies as little as possible on the use of ...