What are the names of the parts of a key?
- The Blade.
- The Bow.
- The Shoulder.
- The Tip.
- The Cuts.
- The Warding.
- The Bitting.
- The Code.
What are the three components of a key?
are needed to make music flow. 9) The three components of a key are the tonic, (main key), central note, and chord. Tonic or main/home key is usually the last one in the melody. The central note, or Romero the key of C, is used to give melodies a different sequence of whole and half-steps.
What are the five keys?
The Five Keys were an American rhythm and blues vocal group who were instrumental in shaping this ...
What are the different parts of a keyboard?
What are the 4 main parts of the keyboard?
- Numeric keys: It is used to enter numbers.
- Alphanumeric keys: These are used for typing letters, numbers and notations into the computer.
- Cursor –control keys: These include.
- Special keys: These keys include:
What are the functions of a keyboard?
What are the Uses of Keyboard in Computer?
- Input Date
- Type Numbers
- Text Chatting
- Type Special Character
- Types computer short cut Keys
What are the three parts of a key?
The parts of an old key are:Shank, stem, or shaft.Bit.Key wards.Post or pin.
What are different parts of keys?
In this guide, we'll cover in-depth the 9 parts of a key and how they work in a lock.The Blade.The Bow.The Shoulder.The Tip.The Cuts.The Warding.The Bitting.The Code.
What are the grooves of a key called?
Bullet or Bulleted – 1. In a key, bullets are the longitudinal grooves or projections or both on a key bit requiring a keyhole formed to suit, 2. In a lock, they are the corresponding grooves or projections or both at the keyhole, designed to prevent the entry of a key which is not properly shaped.
What is the tip of a key called?
Bow or Head This area is called the key head, located at the cop of the key. The shape of the bow or head varies uniquely depending on the type of design or lock brand you're working with.
What are the cuts in a key called?
Cuts inside the keyway, usually called wards by locksmiths, restrict the opening of the lock to a particular key which can be used inside the keyway of the lock. Once the right key is completely inserted, the pins align, and the cylinder will rotate to allow access.
What is the hole in a key called?
KeyholeKeyhole The hole into which the key enters to operate the lock or latch. It is often referred to as the keyway, particularly in a cylinder mechanism.
What are the 7 special keys in keyboard?
These shortcuts are particularly useful in text processing and file management activities.Ctrl-S - save.Ctrl-O - open.Ctrl-N - new.Ctrl-C - copy.Ctrl-V - paste.Ctrl-X - cut.Ctrl-Z - undo.Ctrl-A - select all.
What are the 6 types of keys in keyboard?
In addition to letters, numerals, punctuation marks, and symbols, the typing keys also include Shift, Caps Lock, Tab, Enter, the Spacebar, and Backspace. Press Shift in combination with a letter to type an uppercase letter.
What are the 5 parts of the keyboard?
There are five main parts to most desktop keyboards. These parts include the alphanumeric keypad, the numeric keypad, the arrow keys, the control keys, and the function keys.
What are the 12 function keys?
The function keys or F-keys on a computer keyboard, labeled F1 through F12, are keys that have a special function defined by the operating system, or by a currently running program. They may be combined with the Alt or Ctrl keys.
How many parts of a key are there?
In this guide, we'll cover in-depth the 9 parts of a key and how they work in a lock.
What is the key in a puzzle?
Said another way, the key is the puzzle piece, and the lock is where you place that puzzle piece.
Why are key locks made?
Keys are manufactured to fit their lock's exact warding shape. This is an added security feature as it only allows the user to insert keys with that exact same warding. It also helps hold the key snug in the plug when inserted.
What is the blade on a lock?
The blade is the long section of the key that is inserted into the plug of the lock.
What color are the pins on a keypad?
As you can see, when the key is shoved into the plug, it pushes upward on the bottom set of pins—the key pins ( red ).
What is a cavity in a key?
The cavities that are cut into the blade of the key are essentially a combination that , when matched with the correct length of the key pins, will open the lock.
What is the purpose of a key?
The purpose of the key is to move internal components to the correct positions so that they no longer obstruct the shear line.
What is the anatomy of a key?
Anatomy of Keys. While the key is an everyday object with a long history of human use, it operates with a precise design that often isn’t completely understood by the everyday person, or ever really seen. While being uniform – in the sense that it’s usually analog – not digital, and reprogrammable – a key’s usability relies on it being physically ...
Where is the key head located?
Bow or Head. This area is called the key head, located at the cop of the key . The shape of the bow or head varies uniquely depending on the type of design or lock brand you’re working with. Almost all keys have a small hole in the bow or head for connection with key rings.
What is groove in a lock?
Grooves. The key’s grooves are made to fit within certain cylinder spaces within the structure of the lock. The specific variances in the grooves/cylinder spaces helps distinguish a lock and key set from another, and helps you choose the specific right type of key blank for duplication.
Why is it important to understand the structure of keys?
It can help to understand the structure of keys in order to more quickly assess if a key is broken, or to determine the best key for your household or business.
Is a key a digital or analog?
While being uniform – in the sense that it’s usually analog – not digital, and reprogrammable – a key’s usability relies on it being physically intact, ...
What is a cut on a key?
Cuts on the bitting allow internal components to be moved to different positions. The shaft of the key which holds the wards, bitting, and cuts. The handle which is used to turn the key. Commonly contains the lock manufacturer's logo, the keyway type, and key codes.
What is a key with multiple cuts?
A key with several sets of cuts, thus giving them multiple bitting surfaces. Common in high security locks that have auxilliary locking mechanisms, such as a sidebar . Convenience. A key with duplicate cuts but only one actual bitting surface, allowing the key to be functional when inserted in any orientation.
What is a blank key?
Blank Key. A key that has had no bitting cuts applied to it. "Blanks" are a common locksmithing item used for duplicating keys, impressioning, and creating bump keys .
What is a key machine?
Many key machines use the original key as a template to control the cutting mechanism to duplicate the bitting onto a blank key. Key machines, regardless of duplication method, include one or more cutting wheels; some also have a deburring wheel to clean and smooth the edges of a newly-cut key.
What is the character on the bow of a key?
Characters stamped on the bow of the key that define what the cut depths for the key are or what model the keyway is. Some keys stamp the exact bitting code on the bow to facilitate key duplication. Others obfuscate the code and require software or a codebeook to decipher the bitting code. These are known as direct and indirect key codes, respectively.
Why are keys inserted into locks?
Keys are inserted into a lock to cause internal components to align, allowing the lock to open. In electronic locks, keys may transmit information electronically rather than manipulate physical components. Some keys are patent protected to prevent unauthorized manufacturing of key blanks. Because of their use, keys have become symbolic ...
What is a compromise in a key system?
Compromise of Keys. The compromise of a key or keying system may constitute a serious vulnerability in a locking system. Keys that are examined, borrowed, or stolen can be impressioned or decoded.
What is a key in a lock?
A key is a device that is used to operate a lock (such as to lock or unlock it). A typical key is a small piece of metal consisting of two parts: the bit or blade, which slides into the keyway of the lock and distinguishes between different keys, and the bow, which is left protruding so that torque can be applied by the user. In its simplest implementation, a key operates one lock or set of locks that are keyed alike, a lock/key system where each similarly keyed lock requires the same, unique key.
What is a lock and key?
A lock and key is a pair of devices used to secure an object or location from unauthorized access. Lock and Key or Lock & Key may also refer to:
How does a pin tumbler lock work?
The pin tumbler lock uses a set of pins to prevent the lock from opening unless the correct key is inserted. The key has a series of grooves on either side of the key's blade that limit the type of lock the key can slide into. As the key slides into the lock, the horizontal grooves on the blade align with the wards in the keyway allowing or denying entry to the cylinder. A series of pointed teeth and notches on the blade, called bittings, then allow pins to move up and down until they are in line with the shear line of the inner and outer cylinder, allowing the cylinder or cam to rotate freely and the lock to open. An additional pin called the master pin is present between the key and driver pins in locks that accept master keys, to allow the plug to rotate at multiple pin elevations.
How does an electronic lock work?
An electronic lock works by means of an electric current and is usually connected to an access control system. In addition to the pin and tumbler used in standard locks, electronic locks connects the bolt or cylinder to a motor within the door using a part called an actuator. Types of electronic locks include the following:
How does a remote keyless car door work?
Generally the car door can be opened with either a valid code by radio transmission, or with a (non-electronic) pin tumbler key . The ignition switch may require a transponder car key to both open a pin tumbler lock and also transmit a valid code by radio transmission.
How long have locks been around?
Locks have been in use for over 6000 years, with one early example discovered in the ruins of Nineveh, the capital of ancient Assyria. Locks such as this were developed into the Egyptian wooden pin lock, which consisted of a bolt, door fixture or attachment, and key. When the key was inserted, pins within the fixture were lifted out of drilled holes within the bolt, allowing it to move. When the key was removed, the pins fell part-way into the bolt, preventing movement.
What is magnetic keyed lock?
A magnetic keyed lock is a locking mechanism whereby the key utilizes magnets as part of the locking and unlocking mechanism. A magnetic key would use from one to many small magnets oriented so that the North and South poles would equate to a combination to push or pull the lock's internal tumblers thus releasing the lock.
What is the part of a key that locks?
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.
What is the second part of a key called?
This slides into the lock itself. Locks are shaped to distinguish between various keys so that it only unlocks for the right key. The second part of the key is called the bow.
What type of locks are used in residential homes?
Traditional and electronic locks. Many residential homes, apartments, schools, libraries, small commercial buildings and other similar spaces still use traditional key-and-doorknob locks for both interior and exterior doors. Traditional locks, also known as mechanical locks, while still popular today, are not the only type of lock available.
What is a traditional door lock?
When you think of locks, traditional door locks are probably what comes to mind. These locks have a keyhole and a manual latch. This description makes door locks seem simple and plain, but they are actually much more complex than what meets the eye. A little research to better understand how each part works can help you fix lock problems on your own and reduce calls to your local emergency locksmith in Houston, TX. Below is an overview of the parts of a door lock and how they work.
What is the thumb latch on a deadbolt?
The Thumb Latch: This is the part of the deadbolt that extends from the surface. This allows the user to rotate and unlock the deadbolt from the inside.
What is the plate behind a door?
The plate behind the door can refer to two separate pieces of metal. The first option is the strike plate, which is discussed above. The strike plate keeps the bolt in place when it is locked. When it closes, the latch strikes the plate and holds it closed. The other option could be the rosette.
What type of technology does a lock use?
Recently, lock manufacturers have taken to incorporating smart technology into their electronic locks. Smartphone use or voice control are more advanced ways of opening a door that omit the need for a key.
How to tell if a key is a key?
These types of keys can be easily identified by the numerous dimples along the blade of the key. The dimples will be of various sizes and will correspond to protruding pins within the lock. In order to work, the key will be inserted into the lock, and if the dimples line up correctly with the pins, then the lock will be released.
How do hotel keys work?
These keys work by being electronically programmed to be able to open specific door locks. They are very useful in a hotel scenario, as the staff can program any key to open the lock on any room; therefore, it is of no consequence if a visitor loses their key or forgets to return the key at the end of their stay. By comparison, if metal keys were handed out to hotel guests, and a key was lost, a lot of time and money would be wasted in calling out a locksmith.
What is a transponder key?
Transponder Key. These keys are commonly used in modern cars and other similar vehicles and can also be known as ‘chip keys.’. The chip in the name is a reference to the fact that these keys have microchips in them that correlate to the code in the ignition of the car.
Why are key cards important?
Keycards are also very good because they offer excellent security. As the locks work electronically, it is impossible to pick the lock, and only the specified keycard that has been programmed to operate a certain lock will be effective. These keys are also very useful in large offices or buildings where staff will need to access some rooms but be kept out of others. Rather than providing each staff member with various keys, they can each have one key card that is programmed to open the exact doors that they have the acceptable level of clearance to access. It is very quick and easy to program a key card using computer equipment, making keycards efficient and low cost.
How are offices secured?
Offices will be secured via locks that are operated with keys , and in larger offices, a whole series of keys might be needed to access an office building.
What happens if you don't have a smart car key?
If the key is not inside the vehicle, the car will not start. Smart car keys are also able to lock, unlock, and open the car doors remotely, so you could press the key in your pocket while walking towards your car, and the door will be open and ready for you.
Where are paracentric keys used?
Paracentric Key. These keys are extremely uncommon in everyday life, and in fact, one of the only places they are commonly utilized is in prisons. A paracentric key can be identified by having a contorted blade on one side and a blade with several tiny teeth lined next to it.
The Biting
The Code
- Characters engraved on the key’s bow indicate the cut depths of the key or the product of the keyway. To make key duplication easier, certain keys stamp the actual bitting code on the bow. Others misrepresent the message, necessitating the use of apps or a codebook to decode the biting code. Direct and indirect key codes are the terms for these two types of codes.
The Cuts
- These are the cuts made on the key’s bitting. Cuts are used to connect the lock’s internal elements, enabling the key to initiate the locking mechanism and open it. The key cuts are extremely important. The main cuts are ranged and formed to the depth required to transform the cylinder. The dimensions and heights of these spaces and depths are determined by the kind of …
The Keyway
- The appearance of the key formed by the blade and the wards is known as the keyway. This is the opposite of the lock’s keyway.
The Shoulder
- The component of the key that links the bow to the blade is called the shoulder. The shoulder is capable of preventing the key from being inserted even further, causing the cuts in the lock to be correctly positioned.
The Tip
- This is the opposite end of the key to the bow. Rather than using the shoulder, certain locks also use the tip of the key to aligning cuts. The key’s tip should resemble a ramp, with a smooth surface and an inclined angle. The tip of the key is being used to lift the pins, and the design makes it easy to mount the key. It would be impossible to insert if the tip was flat and blunt sinc…
The Warding
- The blade of the key is distorted to keep it from being used in a lock that has a particular keyway. This is the key method of defense for warded locks.
Parts of A Key
- Bitting
1. The part of the key that makes contact with internal components. Cuts on the bitting allow internal components to be moved to different positions. - Blade
1. The shaft of the key which holds the wards, bitting, and cuts.
Types of Keys
- Single Bitted
1. The traditional key with one set of cuts on the bitting. - Multi Bitted
1. A key with several sets of cuts, thus giving them multiple bitting surfaces. Common in high security locks that have auxilliary locking mechanisms, such as a sidebar.
Manufacturing of Keys
- Non-electronic keys are made with aluminum, brass, iron, nickel-silver, steel, or zamak. The material used depends on the type of lock and the required durability and longevity of the key. Most keys are duplicated using a key-cutting machine. These machines can copy a key using a working key or by inputting the bitting code of the desired key. Manual key copying machines ar…
Compromise of Keys
- The compromise of a key or keying system may constitute a serious vulnerability in a locking system. Keys that are examined, borrowed, or stolen can be impressioned or decoded. Analysis of keys within a mastersystem may also contribute to compromise of the overall system, depending on the specifics of the system and the key obtained.
See Also