Meet cylinder mechanism of secrecy, made in the form of a cylinder, droplets, circle, or triangle. Great popularity on the market was won by a cylinder mechanism of the European type. This cylinder mechanism is executed in brass profile. The size is clearly defined. It is performed according to European standard. Under this dimension the manufacturer of the lock case. Cylinder locks can be divided according to the method of installation, rim and mortise. Mortise lock is mounted inside the door leaf, and a patch lock installed on the door leaf itself.
There is a way to unlock cylinder locks with a turning handle. It can be used to lock almost any manufacturer, despite the fact, Chinese or European castle. This method should be used only in the case if you lost the key and cannot open the door of his house.
So, let us turn to the description of the method. If the key is not inserted in the cylinder, precalcination will be slightly offset to the cylinder. Castle in this case it is possible to open and close twist handle. When you insert the key, this spout will produce a displacement of precalculates, thereby will lock the knob. In this case, the lock can be opened only when you turn the key and, assuming that the key was dialing the right combination. To open such lock without the key, you need to make an impact on a leash cylinder mechanism. Gently rotate it, while not affecting precalcinator. Upon rotation of the leash, the lock should open. Most locks you can open with a bent hook steel wire that has a diameter equal to 0.8 millimeters. This wire doing almost all the lever springs. So to find her is not difficult.
Advice 2 : How to open a mortise lock
Loss of front door key to the apartment – it is sometimes a real tragedy. Home impossible to get to, which either have to wait to return home living in the same apartment for relatives or to break down the door. But don't spoil it: to start, try to open a mortise lock without a key.
You will need
- - a drill bit;
- - wire;
- - master key;
- - screwdriver;
- - the clip.
If the door is installed mortise lock with a cylinder cross-head mechanism drill over the key hole a small hole. With a pick, lift the stopper and slide the hook of the bolt.
Provided that in door with mortise lockwith pin cylinder mechanism, make a small hole in the cylinder, insert the wire and turning at this time a master key cylinder, open the door.
In that case, if the built-in door lock has a pull tab with a screwdriver or other hard object, the thickness of which allows you to stick it in the hole between the door leaf and frame, try to press "tab". Then, holding the tongue, rotate the door handle and the door opens. To open this kind of built-in locks can be used by even a plastic card.
Provided that you would have to open a wooden door with a built-in lever lock, perform the following sequence of actions: to the fullest extent possible, pull the door leaf from the box and using a paperclip or similar improvised tool, move the levers.
If the door includes a built-in lock in the latch with a screwdriver or other improvised tools to loosen the screws that secure the handle, and remove it. Then remove the metal panel that covers the locking mechanism and the existing assistant with a sharp object find the latch. Push down on the latch and while holding down, turn the door handle.
Do not attempt to pick up the keys! You can only aggravate the situation: the key will get stuck and then certainly without the help of a specialist can not do.
If you undertake attempt was not successful, use professional help professionals providing similar services: they quickly and gently open the closed door.