Latch

Definition

A latch is the part of a lock that clicks into the strike plate when the door is closed and keeps the door shut.

Types

There are different types of latches:

• Softlock or silent latch
• Roller latch or pivot latch
• Crank latch
• Hook latch
• Lifting latch
• Rotary latch

Materials

Latches can be made of metal with plastic caps or coatings.

Applications

Latches are used in various types of doors, from front doors to swing doors in public buildings.

Maintenance and Care

Regular inspection for wear and functionality is recommended. For softlock or silent latches, the plastic coating should be checked for damage.