What are the parts of a door lock called?
Parts of a door lock
- Trim: Sometimes called a rose, the trim is a decorative plate attached to the door under the knob or lever.
- Deadbolt:
- Escutcheon:
- Faceplate.
- Backplate:
- Latch bolt:
- Spindle:
- Strike plate:
What is the minimum requirement for recommended door lock hardware?
Different Door Types Covered Under the ADA That said, the hardware and direction (handles, latches and which way the door opens) can get a bit confusing. In general, the requirements are a minimum of 32” in width and a maximum of 48” and the door must open to 90 degrees.
What is the door handle thing called?
lever
For any door handle, the most obviously noticeable part is the lever or the knob, which is used to turn the door handle to open the door. Levers come in many shapes and are pushed downwards to open a door, while knobs are generally round and require turning clockwise to unlatch a door.
What is door latch?
Door latches are a type of mechanical hardware used to fasten doors and keep them shut. A door latch uses a fastener attached to two ordinarily separated surfaces, most often the door and the frame, to prevent the door from swinging while still allowing normal operation when the latch is released.
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 a door hardware schedule?
hardware schedule. A table indicating precise types of hardware (such as hinges, hooks, closers, etc.) required for doors, windows, cabinets, and other features.
What makes door hardware ADA compliant?
To comply with ADA standards, a door handle may be no lower than 34 inches from the floor and no higher than 48 inches above the floor. This is measured from the surface itself, and not from the bottom of the door. So be aware of that distinction as you go to measure your handle height for each door.
How do you describe a door handle?
Sometimes, it means the same thing as doorknob. But the word doorknob most often specifically refers to a handle shaped like a knob—a part that sticks out and has a rounded end. Door handles in other shapes might be called doorknobs, but it’s more likely for them to be called door handles or just handles.
What is a door latch?
How are door knobs made?
EVOLUTION OF A DOOR KNOB Cut A billet of brass is cut from bar stock of the correct diameter. Forged The knob’s shape after the heated billet is pounded into the die. Trimmed A stamping press takes off the thin metal skirt leftover by the forge. Ground An abrasive grinding belt strips off forge oxidation.