A keyway is the actual key cylinder that is inserted into the door knob. When a door knob is unlocked, the key is inserted into the keyway and the lock mechanism is unlocked as the key turns.
What is the inner part of a door knob called?
The Cylinder: Also called the body, this is the part where the key is inserted. When it is locked, a series of spring-loaded pins are engaged by the cylinder. This keeps the cylinder from turning. The Bolt: Also called the latch, the bolt engages the inside of the door.
What are the names of the parts of a door knob?
Parts of a Door Lock
- Knobs and Handles. The common door lock will have two knobs or handlesone on the inside of the door and one on the outside.
- Rosette. The rose or rosette is typically a round plate that serves two functions.
- Lock Cylinder.
- Spindle.
- Latch Assembly and Spring Bolt.
- Deadlocking Plunger.
- Strike Plate.
What is the inside of a lock called?
The lock body, or lock cylinder, is the core of a door lock. The lock body turns to engage or disengage the lock’s bolt or latch when the appropriate key is used. In a mechanical lock, the lock body uses a series of spring-loaded pins to allow or stop the turning.
Can you replace the inside of a door knob?
There’s no reason why you should have to call a handyman to replace an old or faulty doorknob.To replace the knob, you’ll need to remove the old doorknob and substitute it with a new one. If you follow the right steps and use the right tools, replacing an interior doorknob is a breeze.
What are the parts of a door frame?
Door part names
- Door frame. The door frame is the entire framework supporting the door, including the sill, jamb and head.
- Sill. The door sill is the very bottom part of the door frame that rests on the floor.
- Jamb/door jam.
- Head.
- Panel.
- Astragal.
- Fixed panel.
- Door sweep.
What is the part of a door that goes into the wall?
The rough opening is the gap in the wall that holds the doorframe. The doorframe is fixed into the rough opening by the use of shims, small pieces of wood that are wedged between the sides of the rough opening and the doorframe to hold it in place.
What is a passage door knob?
Passage door knobs are similar to dummy door knobs. They don’t lock but are used to open doors and go between rooms. Passage door knobs are ideal for interior hallways, closets and other rooms that don’t need privacy locks. They’re also called unkeyed knobs.
What is cross bore of door?
The cross bore is the small hole on the edge of the door. The door latch is inserted into the cross bore first. The latch goes through into the large bore hole and then the door knob is mounted The backset is the distance from the edge of the door to the center of the large bore hole.
What is a Latchbolt?
Latchbolts These latches feature a spring-loaded bolt that is angled off at the top edge.Once the bolt passes a certain point, it will fully extend and quickly lock into the strike plate due to the pressure being released from the spring, securing the door and holding it closed.
What is a door lining?
What is Door Lining? A door lining is a frame, usually made of wood, that is used to prevent doors from sticking and jamming, and also to conceal the brickwork or timber surrounding the door itself. The lining makes the door look more appealing, makes it easier to use, and protects the door from damage.
What is interior door casing?
Interior door casing is the term used to describe the trim found around a door opening.Basic doorway casings are made up of just three separate pieces two long trim pieces on either side of the door frame topped with a shorter piece (the head casing) to complete the frame.
What is the door sash?
A sash is a moveable piece of glass that is used in a window or door. Several sashes are typically joined together to make a frame of glass panels.A sash can also be used in cabinetry to create unique cabinet doors.
What is the hole in the door frame called?
Bore holes are the holes in the door that house your door hardware and allow it to be installed. The cross bore is the main hole drilled into the face of the door where the body of the lock (chassis) is installed.
What is a door jamb and casing?
Door head: The horizontal component found just above the door, with two grooves the door jambs are built to fit into.Jamb casing: Also called an architrave, this is a decorative trim mounted to the wall around the frame. It’s generally separate from the frame itself, meaning it can be removed or replaced easily.
What is the difference between passage and dummy door knobs?
The main types of door functions are Passage (doors that don’t require locking), Privacy (a door that can be locked by a button on the inside), Dummy (has no mechanical latch and acts only as a pull), and Interior Mortise (door with an active latch with skeleton key lock).
What is a passage lockset?
PASSAGE SETS are used where doors do not need to lock. There is no key cylinder and no means to lock a passage set.They can be locked from the inside with a thumbturn or push button/ turn for privacy, and they are typically unlocked from the outside using a tool rather than a key.
What is a doorknob made of?
Raw Materials
Most doorknobs are made of metal, with the most common type brass. The term brass refers to a group of alloys that contain a combination of varying amounts of copper and zinc. The material is usually received as a rod or billet of suitable diameter and is machine cut to the required length.
What is a lock bore?
Lock Bore The diameter of the hole for the lock body. The standard bore is 2-1/8. Many older doors had bores that were been smaller. Most of the current locks require the standard 2-1/8 bore. If one wants to replace their locks on doors that have smaller diameter holes there are 2 options.
What is double bore door?
Double bore hole
If your door has two or three bore holes, it’s almost certainly an exterior door.Simply put, the top hole in a double bore hole door is for your deadbolt and the bottom is for your knob or lever. This is where smart locks come into play.
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