Since its inception, BS 3621 has always required that a door is secure from both sides, meaning that, once locked; a key is always required to open the door, whether from the inside or the outside. BS 3621一直要求门从两侧都是安全的,这意味着,一旦锁上;无论是从里面还是从外面开门,总是需...
of the catch 24, the bolt 10 is of course free to move with the plate 19, similarly as in retracting the bolt. The operation is smooth and easy both ways, and it should be clear that the catch locks the bolt positively in either extreme position and the bolt is therefore tamper-proof...
They consist of a solid metal bolt that extends into the door frame, making it resistant to forced entry. Deadbolts can be further categorized into single cylinder and double cylinder deadbolts, depending on whether they require a key only from one side or both sides. 2.2 Mortise Locks ...
and a lock part 18 that locks the opening and closing of the indoor door by abutting on the crosspiece, pillar, or wall of the indoor door. [Selection drawing] Fig. 1
It is freely operated from both sides and a great option for hallways and bathrooms. A passage lock is available as a mortise, tumbler, or edge pull. A dummy does not have a lock, axel, or latch. It is a simple handle that allows you to slide y...
With your screwdriver, evenly tighten the screws on both sides. Make sure to hold the knob on the other side so that it won’t wiggle while you tighten the screws. Step 5: Try out the knob Turn the other side of the door knob to make sure the handle works well. ...
It is freely operated from both sides and a great option for hallways and bathrooms. A passage lock is available as a mortise, tumbler, or edge pull. A dummy does not have a lock, axel, or latch. It is a simple handle that allows you to slide your pock...
Our door anatomy glossary will help you understand the different parts of a door. Learn about the door frame, lockset and the functions they perform.
Janitors’ closets and storerooms are fitted with storeroom function locks. Non-locking doors get passage function locks: locks that are always unlocked from both sides. Wherever you use an electric strike you will probably also use a storeroom function lock. You will also need a door closer....
Accessories & Locks Technology Thanks to a refined technology, Linvisibile system guarantees perfect continuity between door and wall, a fully concealed aluminium structure, and elimination of unsightly cracks. Linvisibile ensures perfect planarity between wall and panel and an exclusive perimeter millimetri...