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  2. Glossary of locksmithing terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_locksmithing_terms

    See key pin. Break A break in the pins is a separation in one or more sections of the pin used to encode the lock for a specific key or set of keys in a master keying system. Driver pin In a pin tumbler lock, the driver pin is in contact with the spring and interferes with the rotation of the plug when no key is inserted. When the pins are ...

  3. Smart key - Wikipedia

    en.wikipedia.org/wiki/Smart_key

    A second scenario exists under the name "relay station attack" (RSA). The RSA is based on the idea of reducing the long physical distance between the car and the regular car owner's SmartKey. Two relay stations will be needed for this: The first relay station is located nearby the car and the second is close to the SmartKey.

  4. Contact breaker - Wikipedia

    en.wikipedia.org/wiki/Contact_breaker

    Breaker arm with contact points at the left. The pivot is on the right and the cam follower is in the middle of the breaker arm. A contact breaker (or "points") is a type of electrical switch, found in the ignition systems of spark-ignition internal combustion engines. The switch is automatically operated by a cam driven by the engine.

  5. Does your car key have a twin? - AOL

    www.aol.com/news/2015-07-07-does-your-car-key...

    It's not just car keys that have twins. Your house key is also not unique. In fact many of the locks you buy in hardware stores have identical keys. In fact, often a store will keep several locks ...

  6. Arc-fault circuit interrupter - Wikipedia

    en.wikipedia.org/wiki/Arc-fault_circuit_interrupter

    This AFCI (the circuit breaker with the yellow label) is an older generation AFCI circuit breaker. The current (as of 2013) devices are referred to as "combination type." An arc-fault circuit interrupter ( AFCI ) or arc-fault detection device ( AFDD ) [ 1 ] is a circuit breaker that breaks the circuit when it detects the electric arcs that are ...

  7. Contact resistance - Wikipedia

    en.wikipedia.org/wiki/Contact_resistance

    Bad contacts are the cause of failure or poor performance in a wide variety of electrical devices. For example, corroded jumper cable clamps can frustrate attempts to start a vehicle that has a low battery. Dirty or corroded contacts on a fuse or its holder can give the false impression

  8. 8 jaw-dropping facts about the famous Breakers mansion ... - AOL

    www.aol.com/news/8-jaw-dropping-facts-famous...

    Now a National Historic Landmark, visiting the Breakers is rated as one of top three things to do in Newport and is seen as a tangible symbol of the Vanderbilt family's wealth and social superiority.

  9. Fault indicator - Wikipedia

    en.wikipedia.org/wiki/Fault_indicator

    In electric power distribution networks, a fault indicator is a device which provides visual or remote indication of a fault on the electric power system. Also called a faulted circuit indicator (FCI), [1] the device is used in electric power distribution networks as a means of automatically detecting and identifying faults to reduce outage time.