Flintlock mechanism

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A flintlock pistol made by Ketland Ketland1.jpg
A flintlock pistol made by Ketland
Sparks generated by a flintlock mechanism Flintlock ignition movie.gif
Sparks generated by a flintlock mechanism

The flintlock mechanism is a type of lock used on muskets, rifles, and pistols from the early 17th to the mid-19th century. It is commonly referred to as a "flintlock" (without the word mechanism). The term is also used for the weapons themselves as a whole, and not just the lock mechanism.

Contents

The flintlock mechanism, also known as the true flintlock, was developed in France in the early 17th century. [1] It quickly replaced earlier technologies, such as the matchlock and wheellock and the earlier flintlocks. It continued to be in common use for over two centuries, until it was finally replaced by the percussion lock. [2]

History

Flintlock firing mechanisms made their appearance in the 16th century in the form of the snaplock, the snaphance, the miquelet, and the doglock. The so-called true flintlock was developed in France in the early 17th century. Though its exact origins are not known, credit for the development of the true flintlock is usually given to Marin le Bourgeoys, [1] an artist, gunsmith, luthier, and inventor from Normandy, France. Marin le Bourgeoys's basic design became the standard for flintlocks, quickly replacing most older firing mechanisms throughout Europe. Flintlock weapons based on this design were used for over two centuries, until gradually superseded by caplock mechanisms in the early 19th century. [3]

The key element apparently added by Marin le Bourgeoys was the vertically acting sear. The sear is a "catch" or "latch" which holds the mechanism in a position ready to fire; the trigger acts upon, or is part of, the sear, releasing it and allowing a strong spring to act on the mechanism to fire the gun. Previously the sear, located within the lock, had acted through a hole in the lockplate to engage the cock on the outside of the plate. The vertically acting sear acted on a piece called the tumbler, on the inside of the lock which was mounted on the same rotating shaft as the cock. This design proved to be the most efficient in terms of cost and reliability.

Construction and operation

FlintlockMechanism.jpg
The components of a flintlock
Flintlock ignition animation.gif
An animation of a flintlock firing

A typical flintlock mechanism has a piece of flint which is held in place in between a set of jaws on the end of a short hammer (sometimes called the "cock" due to its shape resembling a rooster's beak). Before shooting, the hammer is pulled back into a spring-tensioned (or "cocked") position. Pulling the trigger disengages the sear and releases the hammer, which swings forward causing the flint to strike a piece of steel called the "frizzen". At the same time, the motion of the flint and hammer pushes the frizzen back, opening the cover to a concealed flash pan, which contains a small charge of gunpowder.

As the flint strikes the frizzen it creates sparks. The flint is harder than steel so it shaves off the frizzen a shower tiny steel fragments. These fragments exhibit pyrophoricity (the propensity to ignite spontaneously in air). Due to their minute size, they have an extremely large surface-area to volume ratio. A high proportion of the fragments' iron is in contact with air and it rapidly oxidises, making them extremely hot. [4]

Some fragments will fall into the powder in the pan and will ignite it. Flame from this burning powder travels through a small touch hole into the gun barrel; the main propellant charge is ignited, causing the weapon to fire the projectile.

Most hammers follow Marin le Bourgeoys's design, and have a "half-cocked" position, which is the "safe" position since pulling the trigger from this position does not cause the gun to fire. From this position, the frizzen can be opened, and powder can be placed in the pan. Then the frizzen is closed, and the hammer is pulled back into the "full cocked" position, from which it is fired.

The phrase "don't go off half cocked" originated with these types of weapons, which were not supposed to fire from the half cocked position of the hammer.

Internal flintlock

Weapons using internal flintlock are relatively rare. This variant of the lock does not have an external cock. Its function is similar to striker-fired guns. Instead of the striker there is a rod holding the flint. The pan is located on the upper side of the barrel. The pan has a hinged cover with grooves on the underside. The gunsmith Stanislav Patzelta is considered to be the inventor of this system. According to other sources this lock could have been invented by the Austrian gunsmith Karl Bischof (Carl Pischoff). [5]

Flints

An 1879 illustration showing Brandon gun flint knappers at work 19th century knowledge primitive tools gun flint knapper at work.PNG
An 1879 illustration showing Brandon gun flint knappers at work
Making a gun flint by hand, by knapping, 2014 John L knapping gunflints.jpg
Making a gun flint by hand, by knapping, 2014

A gun flint is a piece of flint that has been shaped, or knapped into a wedge-shape that fits in the jaws of a flintlock. The gun flints were wrapped in a small piece of lead or leather (known as a flint pad) to hold them firmly in place [6] [7] and were made in different sizes to suit different weapons. [8] Pieces of the mineral agate could be used instead of flint, but this was difficult and expensive to shape and only used by countries such as Prussia that were without access to flint deposits. [9]

The experience of modern flintlock shooters shows that a good quality flint can be used for hundreds of shots, although for reliable shooting it must be sharpened periodically. [6] The use of a worn flint could also be continued if it was removed from the gun and replaced the other way up. [10] Despite this, it was the British practice to include a new flint in each box of 20 rounds of ammunition for the Brown Bess musket. [7] Contemporary American military manuals suggested a flint could last for around 50 shots, but the American military followed the British practice of suppling soldiers with one flint per 20 rounds. Archaeological investigation of American military sites shows soldiers discarded flints after very little use, suggesting they preferred new flints to ensure the reliability of their weapons. [10] A skilled craftsman could make several thousand gun flints a day [8] [10] so they were individually quite cheap items.

In times of war, millions of gun flints were needed and in the United Kingdom, mining flint and then knapping it became a substantial cottage industry around Brandon, Suffolk, an area that previously saw large scale flint mining in the Neolithic area. [11] In 1804, Brandon was supplying over 400,000 flints a month to the British military. [8] However flint knappers suffered from silicosis, known as Knappers Rot due to the inhalation of flint dust. [12] It has been claimed this was responsible for the early death of three-quarters of Brandon gun flint makers. [13]

Brandon gun flints were well regarded as they had a lower rate of misfire than flints from other sources. [14] The industry reached its height during and after the Napoleonic Wars, when Brandon flints were exported worldwide with a near global monopoly. It later declined rapidly as flintlocks were replaced by percussion locks. [9] However, Brandon still supplied 11 million flints a year to the Turkish army during the Crimean War [14] and was exporting flints to Africa as late as the 1960s. [15]

In France, gun flint production between the 17th and 19th centuries centered around the small towns of Meusnes and Couffy. [15] Meusnes has a small museum dedicated to the industry. A different colour, and a slightly different method of manufacture can allow archaeologists to distinguish between British-made and French-made flints. [10] [16] France was a globally dominant supplier of gun flints until about 1780. After which the British industry began to eclipse it. [10]

In North America, imported French and British flints were mostly used. In 1776 the US Congress authorized domestic production of gun flints, but no industry was every established. [10] In the Eastern United States, Indigenous American people reportedly made their own gun flints by re-working stone spear heads. [16] They also made flints from scratch using local chert, but they preferred imported European flints if they could get access to them. [10]

Small scale suppliers of gun flints still exist in the 21st century, supplying historic gun enthusiasts who continue to shoot original and replica flintlock firearms. [6]

Gunlocks

A French-made gunlock, c. 1800, with the lanyard that operated it, Rijksmuseum, Amsterdam Vuursteenslot voor kanon van 6 pond, NG-MC-689.jpg
A French-made gunlock, c. 1800, with the lanyard that operated it, Rijksmuseum, Amsterdam

A gunlock was a flintlock mechanism that fired a cannon. They were a significant innovation in naval gunnery and were first used by the Royal Navy in 1745. Their use spread slowly as they could not be retrofitted to older guns – the French had still not generally adopted them by the time of the Battle of Trafalgar (1805). [17]

The earlier method of firing a cannon was to apply a linstock – a wooden staff holding a length of smoldering match at the end – to the touch hole of the gun, which was filled with loose priming powder. This was dangerous and made accurate shooting from a moving ship impossible as the gun had to be fired while standing to the side to avoid its recoil, and there was a noticeable delay between the application of the linstock and the gun firing. [17]

The gunlock was operated by pulling a cord, known as a lanyard. The gun-captain could stand behind the gun, safely beyond its range of recoil, and sight along the gun, firing when the roll of the ship lined the gun up with the enemy and so avoid the chance of the shot hitting the sea or flying high over the enemy's deck. Loading the gun was faster and safer as the gunlock didn't use loose priming powder; the main charge was ignited by a quill filled with priming powder that was pushed through the touch hole during loading and pierced the cartridge bag, containing the main charge of gunpowder. [17]

After the introduction of gunlocks, linstocks were retained, but only as a backup means of firing.

Other uses

A tinder pistol, part of the collection of the Conner Prairie museum Flintlock tinderpistol - DPLA - 3628a5d0fa1bf4c06e10a6f94deac85f.jpg
A tinder pistol, part of the collection of the Conner Prairie museum
A clock, fitted with a flintlock to light a candle, c.1550. Germanisches Nationalmuseum, Nuremberg GNM - Tischuhr.jpg
A clock, fitted with a flintlock to light a candle, c.1550. Germanisches Nationalmuseum, Nuremberg

Some early land mines, or fougasses , were detonated by flintlocks. Flintlocks were also used to launch Congreve rockets. [18]

A flintlock tinder lighter, or tinder pistol, was a device that saw use in wealthy households from the 18th Century until the invention of reliable matches. It somewhat resembled a small flintlock pistol, but without a barrel and with a candle holder and with legs so it could be stood upright. When the trigger was pulled, the sparks from the frizzen lit dry tinder in the pan, from which the candle would be quickly lit. The device provided a quick and reliable source of light, and flame for the lighting of fires. [19]

Alarm clocks exist that, as well as sounding a bell, used a flintlock mechanism to light a candle. German and Austrian-made examples of these, dating from the 18th century, are preserved in the collections of the British Museum [20] and the Hermitage Museum in Russia. [21] An example dating from 1550 is in the Germanisches Nationalmuseum (National Museum of Germanic Culture) in Nuremberg.

See also

Related Research Articles

<span class="mw-page-title-main">Percussion cap</span> Ignition source in a type of firearm mechanism

The percussion cap, percussion primer, or caplock, introduced in the early 1820s, is a type of single-use percussion ignition device for muzzle loader firearm locks enabling them to fire reliably in any weather condition. Its invention gave rise to the caplock mechanism or percussion lock system which used percussion caps struck by the hammer to set off the gunpowder charge in rifles and cap and ball firearms. Any firearm using a caplock mechanism is a percussion gun. Any long gun with a cap-lock mechanism and rifled barrel is a percussion rifle. Cap and ball describes cap-lock firearms discharging a single bore-diameter spherical bullet with each shot.

A muzzleloader is any firearm in which the user loads the projectile and the propellant charge into the muzzle end of the gun. This is distinct from the modern designs of breech-loading firearms, in which user loads the ammunition into the breech end of the barrel. The term "muzzleloader" applies to both rifled and smoothbore type muzzleloaders, and may also refer to the marksman who specializes in the shooting of such firearms. The firing methods, paraphernalia and mechanism further divide both categories as do caliber.

<span class="mw-page-title-main">Action (firearms)</span> Functional mechanism of breech-loading

In firearms terminology, an action is the functional mechanism of a breech-loading firearm that handles the ammunition cartridges, or the method by which that mechanism works. Actions are technically not present on muzzleloaders, as all those are single-shot firearms with a closed off breech with the powder and projectile manually loaded from the muzzle. Instead, the muzzleloader ignition mechanism is referred to as the lock.

<span class="mw-page-title-main">Flintlock</span> Firearm with flint-striking ignition

Flintlock is a general term for any firearm that uses a flint-striking ignition mechanism, the first of which appeared in Western Europe in the early 16th century. The term may also apply to a particular form of the mechanism itself, also known as the true flintlock, that was introduced in the early 17th century, and gradually replaced earlier firearm-ignition technologies, such as the matchlock, the wheellock, and the earlier flintlock mechanisms such as the snaplock and snaphaunce.

<span class="mw-page-title-main">Knapping</span> Shaping of conchoidal fracturing stone to manufacture stone tools

Knapping is the shaping of flint, chert, obsidian, or other conchoidal fracturing stone through the process of lithic reduction to manufacture stone tools, strikers for flintlock firearms, or to produce flat-faced stones for building or facing walls, and flushwork decoration. The original Germanic term knopp meant to strike, shape, or work, so it could theoretically have referred equally well to making statues or dice. Modern usage is more specific, referring almost exclusively to the hand-tool pressure-flaking process pictured. It is distinguished from the more general verb "chip" and is different from "carve", and "cleave".

<span class="mw-page-title-main">Wheellock</span> Firearm action

A wheellock, wheel-lock, or wheel lock is a friction-wheel mechanism which creates a spark that causes a firearm to fire. It was the next major development in firearms technology after the matchlock, and the first self-igniting firearm. Its name is from its rotating steel wheel to provide ignition. Developed in Europe around 1500, it was used alongside the matchlock, the snaplock, the snaphance, and the flintlock.

<span class="mw-page-title-main">Snaphance</span> Type of firearm mechanism

A snaphance or snaphaunce is a type of firearm lock in which a flint struck against a striker plate above a steel pan ignites the priming powder which fires the gun. It is the mechanical progression of the wheellock firing mechanism, and along with the miquelet lock and doglock are predecessors of the flintlock mechanism.

<span class="mw-page-title-main">Miquelet lock</span> Type of firearm mechanism

Miquelet lock is a modern term used by collectors and curators for a type of firing mechanism used in muskets and pistols. It is a distinctive form of snaplock, originally as a flint-against-steel ignition form, once prevalent in the Spanish, Portuguese, and Ottoman empires, Italy, Greece, Russia, Ukraine, North Africa, and the Balkans from the late 16th to the mid-19th century.

<span class="mw-page-title-main">Lock (firearm)</span>

The lock of a firearm is the mechanism used to initiate firing. It is generally used as a historical term, referring to such mechanisms used in muzzle-loading and early breech-loading firearms, as modern firearms uniformly fire by use of a firing pin to strike the rear of a cartridge. Side-lock refers to the type of construction, in which the individual components of the mechanism are mounted either side of a single plate. The assembly is then mounted to the stock on the side of the firearm. In modern firearm designs, the mechanism to initiate firing is generally constructed within the frame or receiver of the firearm and is referred to as the firing or trigger mechanism.

<span class="mw-page-title-main">Snaplock</span> Type of firearm mechanism

A snaplock is a type of lock for firing a gun or is a gun fired by such a lock.

<span class="mw-page-title-main">Trigger (firearms)</span> Mechanism that activates a gun

A trigger is a mechanism that actuates the function of a ranged weapon such as a firearm, airgun, crossbow, or speargun. The word may also be used to describe a switch that initiates the operation of other non-shooting devices such as a trap, a power tool, or a quick release. A small amount of energy applied to the trigger leads to the release of much more energy.

<span class="mw-page-title-main">Hammerless</span> Firearm design lacking an external hammer

A hammerless firearm is a firearm that lacks an exposed hammer or hammer spur. Although it may not literally lack a hammer, it lacks an external hammer that the user can manipulate directly. One of the disadvantages of an exposed hammer spur is the tendency for it to get caught on items such as clothing; covering the hammer by removing the hammer spur reduces this from occurring.

Naval artillery in the Age of Sail encompasses the period of roughly 1571–1862: when large, sail-powered wooden naval warships dominated the high seas, mounting a large variety of types and sizes of cannon as their main armament. By modern standards, these cannon were extremely inefficient, difficult to load, and short ranged. These characteristics, along with the handling and seamanship of the ships that mounted them, defined the environment in which the naval tactics in the Age of Sail developed.

<span class="mw-page-title-main">Frizzen</span> Piece of flintlock firearms

The frizzen, historically called the "hammer" or the steel, is an L-shaped piece of steel hinged at the front used in flintlock firearms. The frizzen is held in one of two positions, opened or closed, by a leaf spring. When closed, it is positioned over the flash pan so as to enclose a small priming charge of black powder next to the flash hole that is drilled through the barrel into which the main charge has been loaded. When the trigger is pulled, the cock, which holds a shaped piece of flint clamped in a set of jaws with a scrap of leather or thin piece of lead, snaps forward causing the flint to scrape downward along the frizzen's face, throwing it forward into the open position and exposing the priming powder. The flint scraping along the steel causes a shower of sparks to be thrown into the pan, thereby igniting the priming powder therein and sending flames through the touch hole, which in turn ignites the main charge of black powder in the breech of the barrel, driving the projectile out of the muzzle.

<span class="mw-page-title-main">Hammer (firearms)</span> Part of a firearm

The hammer is a part of a firearm that is used to strike the percussion cap/primer, or a separate firing pin, to ignite the propellant and fire the projectile. It is so called because it resembles a hammer in both form and function. The hammer itself is a metal piece that forcefully rotates about a pivot point.

<span class="mw-page-title-main">Doglock</span> Type of firearm mechanism

A doglock is a type of lock for firearms that preceded the 'true' flintlock in rifles, muskets, and pistols in the 17th century. Commonly used throughout Europe in the late seventeenth century, it gained popular favor in the British and Dutch military. A doglock carbine was the principal weapon of the harquebusier, the most numerous type of cavalry in the armies of the Thirty Years' War and English Civil War era. Like the snaphance, it was largely supplanted by the flintlock.

<span class="mw-page-title-main">Marin le Bourgeoys</span>

Marin le Bourgeoys was a French artist and inventor, known for inventing a flintlock mechanism that was used in firearms for over two centuries.

The Cookson flintlock rifle, a lever-action breech-loading repeater, also known as the Cookson gun, is one of many similar designs to appear beginning in the 17th century. The Victoria & Albert Museum in London has a Cookson Gun, dating to 1690. According to the museum, John Cookson made several repeating guns based on this system. He signed one 'Fecit Londini', which suggests he was a London maker. Another John Cookson, who was also a gunmaker, is known to have worked in America. He is recorded in Boston, Massachusetts between 1701 and 1762. In 1756 he advertised repeating firearms firing nine shots in the local paper, the Boston Gazette. It is probable that he was related to the John Cookson who worked in London.

In firearms and artillery, the primer is the chemical and/or device responsible for initiating the propellant combustion that will propel the projectiles out of the gun barrel.

The M1752 Musket was a muzzle-loading firearm invented in 1752 and used by the Spanish Army from then until it was widely replaced by the much more effective Minié rifles during the mid-19th century. The M1752 was the first standardized long gun utilized by the Spanish military and was deployed in Spain's American colonies, where it saw action during the Battle of Havana. Spain also provided around 10,000 up to 12,000 muskets to the American rebels during the Revolutionary War.

References

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Bibliography