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2. Trapped-key interlocking - Wikipedia

   en.wikipedia.org/wiki/Trapped-key_interlocking

   This is a trapped-key interlock on the door of an electrical switchgear cabinet. It is attached with one-way security screws to discourage casual removal, which would defeat the interlock scheme. Trapped-key interlocking utilizes locks and keys for sequential control of equipment and machinery to ensure safe operation. Trapped-key interlocks ...

3. Interlock (engineering) - Wikipedia

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

   The key will not turn unless the remaining keys are put back in place. Trapped key interlock transfer block. Another example is an electric kiln. To prevent access to the inside of an electric kiln, a trapped key system may be used to interlock a disconnecting switch and the kiln door. While the switch is turned on, the key is held by the ...

4. Annett's key - Wikipedia

   en.wikipedia.org/wiki/Annett's_key

   Groundframe, with the two rightmost levers locked by Annett's key. In British, Australian, French, and Swiss railway signalling, an Annett's key is a form of trapped-key interlocking that locks levers or other items of signalling apparatus, thereby serving as a portable form of interlocking.

5. File:Trapped key interlock switchgear door.JPG - Wikipedia

   en.wikipedia.org/wiki/File:Trapped_key_interlock...

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6. Kandor (comics) - Wikipedia

   en.wikipedia.org/wiki/Kandor_(comics)

   This version was originally in Brainiac's possession before the Justice League claim it. Kandor appears in Krypton. [43] This version is the hometown of Seg-El. Additionally, a time-traveling Dru-Zod and Val-El thwart Brainiac's effort to shrink and steal the city. Kandor appears in My Adventures with Superman. This version is a space station ...

7. Comparison of encrypted external drives - Wikipedia

   en.wikipedia.org/wiki/Comparison_of_encrypted...

   Apricorn Aegis Secure Key 3NXC Un­known AES 256-bit Hardware Encryption FIPS 140-2 Level 3 USB-C 3.x Gen1 64 GB Keypad, IP67 certified, integrated rechargeable battery, 3 years manifaturerer warranty [25] Apricorn Aegis Fortress Un­known AES 256-bit Hardware Encryption FIPS 140-2 Level 3 USB-Micro-B 3.x Gen1 5 TB

8. Portcullis - Wikipedia

   en.wikipedia.org/wiki/Portcullis

   Portcullis at Desmond Castle, Adare, County Limerick, Ireland The inner portcullis of the Torre dell'Elefante in Cagliari, Sardinia, Italy A portcullis (from Old French porte coleice 'sliding gate') is a heavy, vertically closing gate typically found in medieval fortifications. [1]

9. List of Tenkai Knights episodes - Wikipedia

   en.wikipedia.org/wiki/List_of_Tenkai_Knights...

   Venetta is holding an audience with Vilius when he reveals that the key to the Tenkai fortress is the Tenkai stone, which is on Earth. In her apartment Beni opens a cube her dad left her revealing a glowing pink stone which she takes to Quarton. After activating the stone a giant arching crystal bridge appears in the sky.