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2. Trapped-key interlocking - Wikipedia

   en.wikipedia.org/wiki/Trapped-key_interlocking

   The key can then be used to unlock the kiln door. While the key is removed from the switch interlock, a plunger from the interlock mechanically prevents the power switch from being turned on. Power cannot be re-applied to the kiln until the kiln door is locked, releasing the key, and the key is then returned to the power switch interlock. [5]

3. Hubbell Incorporated - Wikipedia

   en.wikipedia.org/wiki/Hubbell_Incorporated

   And while Hubbell was busy on land, the company found new opportunities at sea. In 1952, the ocean liner "SS United States" was launched in Newport News, Virginia. Queen of the seas for many years, the ship was completely fitted with Hubbell wiring devices designed expressly for narrow stateroom partitions and to withstand the effects of salt air.

4. Interlock (engineering) - Wikipedia

   en.wikipedia.org/wiki/Interlock_(engineering)

   An interlock device is designed to allow a generator to provide backup power in such a way that it (a) prevents main and generator power to be connected at the same time, and (b) allows circuit breakers to operate normally without interference in the event of an overload condition. Most interlock devices for electrical systems employ a ...

5. Bryant Electric Company - Wikipedia

   en.wikipedia.org/wiki/Bryant_Electric_Company

   The Bryant Electric Company was a manufacturer of wiring devices, electrical components, and switches founded in 1888 in Bridgeport, Connecticut.It grew to become for a time both the world's largest plant devoted to the manufacture of wiring devices and Bridgeport's largest employer and was involved in a number of notable strikes, before being closed in 1988 and having its remaining interests ...

6. Disconnector - Wikipedia

   en.wikipedia.org/wiki/Disconnector

   Unlike load switches and circuit breakers, disconnectors lack a mechanism for suppression of electric arcs which occur when conductors carrying high currents are mechanically interrupted. Thus, they are off-load devices, with very low breaking capacity, intended to be opened only after the current has been interrupted by some other control ...

7. Ignition interlock device - Wikipedia

   en.wikipedia.org/wiki/Ignition_interlock_device

   A Draeger ignition interlock device (red arrow) in a Scania bus. An ignition interlock device or breath alcohol ignition interlock device (IID or BAIID) is a breathalyzer for an individual's vehicle. It requires the driver to blow into a mouthpiece on the device before starting or continuing to operate the vehicle.