What is a crossbar lock? A crossbar lock explained in simple terms!
A crossbar lock, or crossbolt lock, is a lock that, as the name suggests, runs across the entire wid...
What is a security bolt? A security bolt explained!
An armoured bolt, or more precisely: an armoured bolt lock (Panzerriegelschloss), is a lock that is ...
What is the hazard function? Hazard function explained simply!
The door snaps shut and the key is inserted from the inside. Normally, the corresponding lock can no...
What is a rotary knob? Rotary knobs explained simply!
Some doors have a door handle or a lever handle, others are equipped with a turning knob. With the h...
What does multi-point locking mean? Multi-point locking explained in simple terms!
Standard locks with a conventional profile cylinder generally have only one bolt. However, anyone wh...
What is a robbery? Robberies explained simply!
The hasp is a device that is attached to a door, a gate, a shed, a safe, a box, or similar, so that ...
What is a padlock? Padlocks explained simply!
The padlock is a small, bow-shaped lock that does great service in terms of theft protection. It is ...
What is a half-cylinder? Half-cylinders explained simply!
In contrast to the double cylinder, a half cylinder can only be locked from one side. While a double...
What is a double cylinder? Double cylinders explained simply!
You know what a locking cylinder is, but you are not quite sure what exactly is meant by a double cy...
What is a faceplate? Door faceplates explained simply!
Faceplate? You might be wondering what is meant by a faceplate—or, more specifically, a door facepla...