After the security door is locked from the inside with a knob, can it still be locked with a key out

Updated on Security door 2024-06-20
2 answers
  1. Anonymous users2024-01-24

    There are two situations in the following situation: you can use the key to reverse the lock from the inside, and you can dial a dao through the key

    A limiting mechanism prevents the outside key plate key from being inserted into place to rotate, or prevents the outside key from driving the mechanism to rotate. Principle 2: Design a separate square tongue, this square tongue does not link with other parts of the lock, when the small wrench on the lock surface in the revolving door, the square tongue is inserted into the hole of the door frame, and the person outside the door cannot use the key to drive the square tongue.

  2. Anonymous users2024-01-23

    Each lock is different, and most locks can be opened from the outside if the deadbolt controlled on the outside and inside are the same. If the control is different, it can't, if there is a keychain hole inside, you insert the key in, and most of the outside can't be opened.

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