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LOCK is a function that locks part of a keyboard's keys into a distinct mode of operation, depending on the lock settings selected. [1] Description
The lock, stock and barrel of a flintlock musket " Lock, stock, and barrel " is a merism used predominantly in the United Kingdom and North America, meaning "all", "total" or "everything". It derives from the effective portions of a gun : the lock , the stock , and the barrel .
Num Lock or Number Lock (⇭) is a key on the numeric keypad of most computer keyboards. It is a lock key , like Caps Lock and Scroll Lock . Its state affects the function of the numeric keypad commonly located to the right of the main keyboard and is commonly displayed by an LED built into the keyboard.
The Caps Lock key on a PC keyboard with US keyboard layout (near upper-left corner, below the Tab key and above the left Shift key). Caps Lock⇪ Caps Lock is a button on a computer keyboard that causes all letters of bicameral scripts to be generated in capital letters.
Lock (water navigation), a device for boats to transit between different levels of water, as in a canal; Lock (weapons guidance), missile navigation system's target acquisition fix; Fermentation lock, a device in beer and wine making that allows carbon dioxide to escape while not allowing air to enter; Rope lock, a device used in theater fly ...
The lock housing is the part of the lock that does not move when the lock is opened. It is responsible for transferring the action of the key to the bolt. [7] Master pin In a pin tumbler lock, a master pin is an optional, usually short, disk-like pin placed between the top and bottom pins. Its purpose is to allow two differently-cut keys to ...
The term "warded lock" refers to the lock mechanism, while the term "mortise lock" refers to the bolt location. Warded locks contain a series of static obstructions, or wards, within the lock box; only a key with cutouts to match the obstructions will be able to turn freely in the lock and open the latch. [4]
Harry Soref founded the Master Lock Company in 1921 and patented an improved padlock in 1924 with a patent lock casing constructed out of laminated steel. Linus Yale Sr. invented a pin tumbler lock in 1848. Linus Yale Jr. improved upon his father's lock in 1861, using a smaller, flat key with serrated edges that is the basis of modern pin ...