A mortise lock is a type of locking mechanism that is commonly used in doors for both residential and commercial applications. Unlike cylindrical locks that are installed through the door, mortise locks are installed into a pocket, or mortise, in the edge of the door. These locks are known for their durability, security, and versatility. Here are key features and components of mortise locks:
• Mortise Lock Body: The main part of the mortise lock that fits into the door. It contains the mechanisms for locking and unlocking.
• Lock Trim or Escutcheon: The visible part of the lock on the door’s surface. It often includes a handle, knob, or lever and may have a decorative plate (escutcheon).
• Cylinder: The part of the lock that accepts the key. Mortise locks can have either single or double cylinders.
• Thumbturn: The knob or lever on the inside of the door that allows manual locking and unlocking without a key.
- Key Operation:
• Mortise locks can be operated with a key from the outside and a thumbturn or knob from the inside. Some mortise locks use a key on both sides.
- Security Features:
• Mortise locks are known for their security features. They often have multiple locking points, and the heavy-duty construction of the lock body provides resistance against forced entry.
- Latch and Deadbolt:
• Mortise locks typically include a latch for regular locking and unlocking and a deadbolt for additional security. The deadbolt is often operated by turning the key.
- Cylinder Types:
• Mortise locks can use various types of cylinders, including traditional pin tumbler cylinders, high-security cylinders, or even electronic cylinders for keyless entry.
- Commercial and Residential Use:
• Mortise locks are commonly used in both residential and commercial settings. In residential applications, they are often found in higher-end or vintage doors. In commercial settings, mortise locks are prevalent for exterior doors.
• The construction of mortise locks makes them durable and suitable for heavy-duty use. They are often used in high-traffic areas where durability and security are essential.
- Variety of Designs:
• Mortise locks come in various designs and finishes, allowing for aesthetic customization to match the overall style of the door and surrounding decor.
• Many mortise locks can be rekeyed, allowing the homeowner or facility manager to change the keying without replacing the entire lock.
*While mortise locks provide strong security and durability, they require professional installation due to the need to create a mortise pocket in the door. This installation process is typically more involved than installing a cylindrical lock. Regular maintenance and occasional lubrication of the lock components are recommended to ensure smooth operation over time.