Genifer Decorative Hardware Home
Glossary
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LOCKING MECHANISM
Dummy — Single
This is a set with an inoperable handle on one side of the door.

Dummy — Full
This is a set with inoperable handles on both sides of the door.

Entry (Double Cylinder)
This is a locking set with operable lever handles that has a keyed cylinder on both sides of the door (typically used on primary exterior doors).

Entry (Single Cylinder)
This is a locking set with operable handles that has a keyed cylinder on the exterior side of the door and a turn piece on the interior side (typically used on primary exterior doors).

Passage
This is a non-locking set with operable handles (typically used on doors that do not require security or privacy).

Patio
This is a lock set with operable handles that is locked by a turn piece from the interior side, but has no keyed access from the exterior (typically used on secondary exterior doors).

Privacy
This is a locking set with operable handles that is locked by a turn piece from the interior side and can be unlocked by an emergency release key from the exterior side (typically used on bedroom and bathroom doors).


LOCK MECHANISM
This is the portion of the set operated by the lever handles, cylinders, thumb latches and turn pieces. Note that all Genifer sets are supplied unsprung.

Multi-Point Lock Mechanisms
Mechanisms that latch the door at several points along the length of the door instead of a single point in close proximity to the handle. Multi-point locks are provided with French doors made by most of the major window manufacturers. Due to the variety of multi-point sets available, Genifer recommends that a copy of the existing lock trim or a factory drawing be sent to us so our trim can be machined correctly to match the lock in the door.

American or U.S. Cylinders
American or U.S. Cylinders Refers to the type of cylinder used with several types of multi-point lock sets. These cylinders are attached to the escutcheon and do not vary in length, but the tailpiece length varies according to door thickness.


European Profile Cylinders
European Profile Cylinders The other type of cylinder used with multi-point lock sets. These cylinders slip through the exterior escutcheon or backplate, the door and the interior escutcheonor backplate and are held in place by a set screw through the edge of the lock and vary in length for different door thicknesses.



Dead Bolt
Dead BoltA locking mechanism that is separate from the latching mechanism in a door set. A dead bolt can be locked by a key or a turn piece.






Mortise Bolt
Mortise BoltA locking mechanism that is separate from the latching mechanism and is operated by a turn piece. It is commonly used for interior applications to provide privacy on bedroom and bathroom doors.






Mortise Lock
Mortise LockThis mechanism integrates the locking and latching mechanisms into a single cartridge style lock. The mortise lock is available in a variety of functions such as entry, patio, privacy and passage.
 















Spring Latch
A latching mechanism operated by the handles.Spring Latch










CYLINDERS
A portion of a lock where the key is inserted to lock or unlock the set.

Mortise Cylinders
Mortise CylindersMechanisms that are threaded into mortise locks, secured by a set screw through the edge of the lock and vary in length for different door thicknesses.




Rim Cylinders
Rim CylindersMechanisms used in dead bolts that are mounted with screws from the opposite side of the door. They do not vary in length, but the mounting screw and tailpiece lengths vary according to door thickness.


OTHER TERMINOLOGY

Active Door
The primary door in a pair of doors and typically has an operable handle set.

Cabinet Roses
The back plate behind a cabinet knob or pull.

Studs or Clavos
Decorative nails typically applied to the surface of a door.

Emergency Release
This term refers to the capability of a lock to be unlocked from the exterior side in case of an emergency situation. This is an aspect of most interior privacy lock sets.

Flush Pulls
Recessed pulls used on sliding doors such as pocket or bypass doors.

Handing
Indicates where the door is hinged and the direction it swings. Please see the chart below.

Hinged Door Handing


Inactive Door
The secondary door in a pair of doors. The inactive door is often secured with flush or surface bolts and typically has inoperable handles.

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