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  2. Electronic lock - Wikipedia

    en.wikipedia.org/wiki/Electronic_lock

    When the identification code of the key matches the identification code of the lock, all available keys are operated to unlock. The internal structure of the lock contains a cylinder, which has a contact (lock slot) that is in contact with the key, and a part of it is an electronic control device to store and verify the received identification ...

  3. Smart lock - Wikipedia

    en.wikipedia.org/wiki/Smart_lock

    A smart lock is an electromechanical lock that is designed to perform locking and unlocking operations on a door when it receives a prompt via an electronic keypad, biometric sensor, access card, Bluetooth, or Wi-FI from a registered mobile device. These locks are called smart locks because they use advanced technology and Internet ...

  4. Sikorsky–Boeing SB-1 Defiant - Wikipedia

    en.wikipedia.org/wiki/Sikorsky–Boeing_SB-1_Defiant

    Sikorsky Aircraft and Boeing are jointly producing a medium-lift-sized demonstrator they named SB>1 Defiant [3] [4] (also widely known as "SB-1") [5] [6] for phase one of the program. Originally planned to fly in late 2017, its first flight was delayed in April 2017 to early 2018. [7]

  5. Garage door opener - Wikipedia

    en.wikipedia.org/wiki/Garage_door_opener

    The electric overhead garage door opener was invented by C.G. Johnson in 1926 in Hartford City, Indiana. [1] Electric Garage Door openers did not become popular until Era Meter Company of Chicago offered one after World War II where the overhead garage door could be opened via a key pad located on a post at the end of the driveway or a switch inside the garage.

  6. Remote control - Wikipedia

    en.wikipedia.org/wiki/Remote_control

    In the 1990s, cars were increasingly sold with electronic remote control door locks. These remotes transmit a signal to the car which locks or unlocks the door locks or unlocks the trunk. An aftermarket device sold in some countries is the remote starter. This enables a car owner to remotely start their car.

  7. USS Defiant - Wikipedia

    en.wikipedia.org/wiki/USS_Defiant

    Starfleet gives Sisko command of a new ship of the same class, the USS Sao Paulo, which he is given special dispensation to change the ships name and registry to the same as the previous Defiant. The Defiant is seen briefly in the Star Trek: Picard third season episode "The Bounty", out of commission and docked at Starfleet's Fleet Museum. [4]

  8. Boulton Paul Defiant - Wikipedia

    en.wikipedia.org/wiki/Boulton_Paul_Defiant

    The Boulton Paul Defiant is a British interceptor aircraft that served with the Royal Air Force (RAF) during World War II.The Defiant was designed and built by Boulton Paul Aircraft as a "turret fighter" to meet the RAF requirement for day and night fighters that could concentrate their firepower on enemy bombers which were not expected to have fighter escorts due to the distance from Germany ...

  9. Defiant (Star Trek: Deep Space Nine) - Wikipedia

    en.wikipedia.org/wiki/Defiant_(Star_Trek:_Deep...

    "Defiant" is the 55th episode of the television series Star Trek: Deep Space Nine, the ninth episode of the third season. This episode guest stars actor Jonathan Frakes , in the role he had originated on Deep Space Nine ' s predecessor series, Star Trek: The Next Generation .