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2. Roller shutter - Wikipedia

   en.wikipedia.org/wiki/Roller_shutter

   Security roller shutters in a dead mall. A roller shutter, security shutter, coiling door, roller door or sectional overhead door is a specialized type of door or window shutter consisting of multiple horizontal slats, bars, or web systems interconnected through hinges. The mechanism involves lifting the door to open it and lowering it to close.

3. Espagnolette - Wikipedia

   en.wikipedia.org/wiki/Espagnolette

   Espagnolette locking device. An espagnolette is a locking device, normally mounted on the vertical frame of a French door or casement window.A handle or knob is connected to a metal rod mounted to the surface of the frame, about a metre above the floor.

4. Door - Wikipedia

   en.wikipedia.org/wiki/Door

   A tambour door or roller door is an up-and-over door made of narrow horizontal slats that rolls up and down by sliding along vertical tracks; it is typically found in entertainment centres and cabinets. Rebated doors, a term chiefly used in Britain, are double doors with a lip or overlap (i.e. a rabbet) on the

5. Door security - Wikipedia

   en.wikipedia.org/wiki/Door_security

   A metal doorframe with a strike plate built in: in other doors this would be a metal strikeplate in a wooden doorframe. The term door security or door security gate may refer to any of a range of measures used to strengthen doors against door breaching, ram-raiding and lock picking, and prevent crimes such as burglary and home invasions. Door ...

6. Alvis 12/70 - Wikipedia

   en.wikipedia.org/wiki/Alvis_12/70

   The doors have slip pockets and glass louvres that conform to the body's lines. There is a cupboard in the instrument panel and the instruments and ashtray are centrally placed. There are two-way visors, independent wiper controls (left and right), a spring steering wheel and in its centre ignition, dip and switch (headlights), signalling and ...

7. Lever tumbler lock - Wikipedia

   en.wikipedia.org/wiki/Lever_tumbler_lock

   The pick is then used to lift each lever inside the lock to the correct height so that the locking bolt can pass. Higher security lever locks (such as the five-lever) usually have notches cut into the levers. These catch the locking bolt and prevent it from moving if picking is attempted (similar to the security pins in a pin tumbler lock).