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Cannon firing device
A friction primer is a device to initiate the firing of muzzle-loading cannon. Each friction primer consists of a copper tube filled with gunpowder. The
Friction_primer
Topics referred to by the same term
Berdan primers used in modern centerfire cartridges Detonator, a small explosive device also known as an explosive primer or blasting cap Friction primer, an
Primer
Component of the firearm cartridge for initiating propellant combustion
In firearms and artillery, the primer (/ˈpraɪmər/) is the chemical and/or device responsible for initiating the propellant combustion that will propel
Primer_(firearms)
Offensive fragmentation
engineer Józef Michałowski. It was a fragmentation grenade with a P-42 friction primer and a 4.5 second delay time. Until the end of World War II, an estimate
Sidolówka
Weapon
diameter. A pull-type friction primer, 0.88 inch in length, equipped with a loop lanyard, was designed to fit into the primer seat, or touch hole. The
Type_98_50_mm_mortar
Device which initiates munition explosion
reasons. Such devices are no longer of the friction primer type, using modern impact or electronic primer ignition systems. Barometric fuzes cause a bomb
Fuze
Type of firearm action
the barrel. A few locked breech designs use a form of blowback (example: primer actuation) to perform the unlocking function. The blowback principle may
Blowback_(firearms)
Small pocket of fluid within the upper layers of the skin
Disease Primers. 6 (1): 78. doi:10.1038/s41572-020-0210-0. ISSN 2056-676X. PMID 32973163. S2CID 221861310. Hanna T, Carlson JM., ["Freedom from Friction"],
Blister
With the cartridge bag punctured, attached a lanyard to a friction primer and inserted the primer into the vent, then pulled the lanyard when the order "Fire"
Field artillery in the American Civil War
Field_artillery_in_the_American_Civil_War
Gun-Howitzer used during the American Civil War
were 12 shot, 12 spherical case, 4 shells, 4 canister rounds, and 48 friction primers. But this allocation of ammunition changed. According to the 1864 U
M1857_12-pounder_Napoleon
City in Georgia, United States
official arsenal of the Confederacy manufacturing percussion caps, friction primers, and pressed bullets. Camp Oglethorpe was established as a prison for
Macon,_Georgia
American naval gun of the 19th Century
fired shot and shell. Percussion primers were used in naval service, but the howitzers could also use friction primers obtained from the army. The small
Dahlgren_gun
Large-caliber gun
command, the fifth gunner would fire the piece with a slow match. Friction primers replaced slow match ignition by the mid-19th century. When a cannon
Cannon
Process of starting a fire artificially
Fine tinder is characterized by its ability to combust from a spark, friction, or other action from the below methods. Many forms of tinder are available:
Fire_making
Charge transfer due to contact or sliding
called rolling friction. Similar to rolling friction there are energy terms in charge transfer, which contribute to friction. In static friction there is coupling
Triboelectric_effect
Handling and firing a cannon
No.1's command the No.5 would fire the piece with his slow match. Friction primers replaced slow match ignition by the mid-19th century. Hoffmeyer, p
Cannon_operation
One of a series of rifled muzzle-loading cannon
Caliber: 3.5 inch (12-pounder). Effective Range: 1,850 yds. (1.1 miles). Friction Primer and lanyard action. Horse drawn, wooden carriage. Seven or eight-man
Blakely_rifle
Pre-assembled firearm ammunition
from behind by the primer (supported by the bolt/breechblock). When the pressure builds up high enough to overcome the crimp friction between the projectile
Cartridge_(firearms)
Artificial island in Virginia, USA
the Confederate States Laboratory. The facility produced ammunition, friction primers, percussion caps, and other ordnance for the Confederate war effort
Brown's_Island
engineering, is a type of bolted structural steel connection which relies on friction between the two connected elements rather than bolt shear or bolt bearing
Slip-critical_joint
Non-stick material
made of low friction, wear resistant composites of fluoropolymers and reinforcing binder resins. Xylan coatings can be one-, two- (primer and top-coat)
Xylan_(coating)
Small hole near the rear portion (breech) of a cannon or muzzleloading gun
a primer) seated inside a cavity at the back end ("head") of the cartridge case, which is struck by a firing pin during shooting. Between the primer pocket
Touch_hole
1860s American experimental submarine
reentered the submarine. The charge was exploded by a lanyard and a friction primer attached to the charge, sinking the scow. Following the failed trial
Intelligent_Whale
Chemical compound
fulminate and almost as powerful as lead azide. The sensitivity of DDNP to friction is much less than that of mercury fulminate and lead azide. DDNP is used
Diazodinitrophenol
American Civil War Union artilerty battery
James canister shot. There were 752 James rifle cartridge bags, 740 friction primers, and 12 portfires. The battery fought at the Battle of Nashville on
Cogswell's Battery Illinois Light Artillery
Cogswell's_Battery_Illinois_Light_Artillery
German single-shot incendiary weapon
externally reinforced with pasteboard. A pivoting handgrip with safety button, a primer and initial propelling charge are at one end of this tube, the other end
Handflammpatrone
of Navy Minister Castrie upon the advantages of carronades and of friction primers over slow matches. The naval action was the inspiration for English
Action_of_29_July_1782
Pyrotechnical composition
Armstrong's mixture is a highly shock and friction sensitive explosive. Formulations vary, but one consists of 67% potassium chlorate, 27% red phosphorus
Armstrong's_mixture
Engineering thermoplastic polymer
engineering thermoplastic used in precision parts requiring high stiffness, low friction, and excellent dimensional stability. Short-chained POM (chain length between
Polyoxymethylene
Chemical compound
name is derived from styphnic acid, is an explosive used as a component in primer and detonator mixtures for less sensitive secondary explosives. Lead styphnate
Lead_styphnate
Small explosive weapon that typically is thrown by hand
hand the arming safety gets released, allowing the striker to trigger a primer that ignites a fuze (sometimes called the delay element), which burns down
Grenade
Confederate Colonel during American Civil War
occurred extreme deficiencies in the ordnance stores. Paper fuses and friction primers were describes as useless, gunpowder of low quality, leather goods
Melancthon_Smith
Small explosive device used to trigger a larger explosion
physician and apothecary William Watson showed that the electric spark of a friction machine could ignite black powder, by way of igniting a flammable substance
Detonator
Fastest curve descent without friction
the ending point B. If the body is given an initial velocity at A, or if friction is taken into account, then the curve that minimizes time differs from
Brachistochrone_curve
Military unit
shells, 240 shrapnel shells, 128 canister shot, 60 paper fuses, and 400 friction primers. The unit also ordered two Colt M1861 Navy pistols and four horse artillery
Battery C, 1st Missouri Light Artillery Regiment
Battery_C,_1st_Missouri_Light_Artillery_Regiment
Chemical compound
explosives and fireworks. It is also used as a friction material in brake linings. It is a critical primer material for military applications and tracer
Antimony_trisulfide
Rare medical conditions that result in easy blistering of the skin and mucous membranes
of the skin and mucous membranes. Blisters occur with minor trauma or friction and are painful. Its severity can range from mild to fatal. Inherited EB
Epidermolysis_bullosa
chlorate Antimony trisulfide Primer cap composition Army Bakufun Mk I and Mk III powders are ammunition primers, Mk II is a fuze primer Potassium chlorate Antimony
List of Japanese World War II explosives
List_of_Japanese_World_War_II_explosives
Character in the Marvel Cinematic Universe
Betty as she is in love with Banner. Betty opposes her father which causes friction and tension between the two, and they subsequently become estranged. Betty's
Thaddeus Ross (Marvel Cinematic Universe)
Thaddeus_Ross_(Marvel_Cinematic_Universe)
broken rock, or ice, often dangerously so. friction climbing A rock-climbing technique relying solely on the friction between the sloped rock and the sole of
Glossary_of_climbing_terms
Applied protection for softer materials
Currently, scratch formation is decreased with a combination of primer and clear coat. The primer is often made of polyolefin-resin, while the clear coat typically
Anti-scratch_coating
encounter, which he uses against A.I.M. He eventually destroys them due to the friction they cause between him and Pepper. The second set is a series of drones
Features of the Marvel Cinematic Universe
Features_of_the_Marvel_Cinematic_Universe
2026 Bilateral nuclear treaty between Saudi Arabia and the United States
include normalization between Israel and Saudi Arabia. According to CNN, friction was caused in the administration as officials in the White House blamed
2026 Saudi Arabia–United States nuclear deal
2026_Saudi_Arabia–United_States_nuclear_deal
Chemical compound
recrystallization from ethanol.[clarification needed] It is highly sensitive to friction, heat and shock and is mainly used as a trigger for other explosives in
Mercury(II)_fulminate
Degree to which an explosive can be set off by impact, heat, or friction
can be initiated by impact, heat, or friction. Current in-use standard methods of mechanical (impact and friction) sensitivity determination differ by
Sensitivity_(explosives)
Stage in automobile manufacturing
a car body after it is dipped into a white bath of primer (undercoat paint)— despite the primer's actual gray color.[citation needed] BIW could also refer
Body_in_white
Pigment applied over a surface that dries as a solid film
elephoretic primer, which is applied by charging the body depositing a layer of primer. The unchanged residue is rinsed off and the primer stoved. Many
Paint
Fabrication process for joining materials
flame (chemical), an electric arc (electrical), a laser, an electron beam, friction, and ultrasound. While often an industrial process, welding may be performed
Welding
Depression formed by glaciers or floodwaters
surrounded by sediment deposited by meltwater streams as there is increased friction. The ice becomes buried in the sediment and when the ice melts, a depression
Kettle_(landform)
Pistol cartridge designed by John Ricco and Anthony Valdez
cartridge case for reloading. The slight taper to the sides means that friction loads are greatly reduced after the first few millimetres of extraction
9×23mm_Winchester
Type of propellant
initially reduced by static friction to move the bullet out of the cartridge casing into the barrel and then by sliding friction as the bullet moves down
Firearm_propellant
Material fired, scattered, dropped, or detonated from a weapon or weapon system
inappropriately. A round is a single cartridge containing a projectile, propellant, primer and casing. A shell is a form of ammunition that is fired by a large caliber
Ammunition
Revolver
controlling the trigger. This second spring operates on a roller to decrease friction, moves the trigger forward after firing, and moves up the safety block
Manurhin_MR_73
Political party in Spain
out of the election. The incorporation of Podemos remained a point of friction in the negotiations, with the presence of Equality Minister Irene Montero
Sumar_(electoral_platform)
Oil obtained from the dried, ripened seeds of the flax plant
linseed is sometimes used for oiling cricket bats to increase surface friction for better ball control. It was also used to treat leather flat belt drives
Linseed_oil
Functional mechanism of breech-loading
axis, but offset from the bore. When locked, a firing pin aligns with the primer, the breech is otherwise solid. When rotated open, a slot in the drum is
Action_(firearms)
Endocrine disorder
and mucous membranes, particularly in areas exposed to sun or regular friction. Blood tests in people with Addison's disease often reveal low blood sodium
Addison's_disease
Process in firearms manufacture
time (the delay from trigger pull to primer strike) and additional benefits such as lighter weight reducing friction/inertia for faster striking, movement
Fluting_(firearms)
German automatic paratrooper rifle
Department)—responsible for German small arms development—but conflicting priorities and friction with the Army (the HWaA dismissed the undertaking as unrealistic and offered
FG_42
Explosive chemical compound
difficult to ignite and burns vigorously), but is more sensitive to shock and friction than other secondary explosives such as TNT or tetryl. Under certain conditions
Pentaerythritol_tetranitrate
Andean record-keeping system using knotted cords
A quipucamayoc depicted in El primer nueva corónica y buen gobierno. A yupana, an Inca calculating device, is also visible in the lower left.
Quipu
.22 caliber rimfire cartridge used in rifles, pistols, revolvers, and submachine guns
thin copper layer on a plated bullet functions as a lubricant, reducing friction between the bullet and the barrel and thus reducing barrel wear. Plating
.22_long_rifle
Painting technique
supply reservoir or the paint supply conduit. Tribo charging: This uses the friction of the fluid which is forced through the barrel of the paint gun. It rubs
Spray_painting
Rifle cartridge designed by John Moses Browning
(380 mm), with eight lands and grooves. The primer type specified for this ammunition is a boxer primer with a single centralized ignition point (in
.50_BMG
Toy gun using percussion caps to simulate gunshots and smoke
that provide the noise and smoke, effectively the same as the Maynard tape primer and percussion caps used in real firearms of the mid to late 1800s but usually
Cap_gun
Class of guided missile destroyers
sailed to the Arabian Sea as flagship of the naval component of Operation Friction, the Canadian contribution to the Gulf War. The task group served in the
Iroquois-class_destroyer
Akemi put them on the market for the first time in 1954 as fillers and primers. The epoxy resin adhesive systems are used in the natural stone as well
Akemi_(company)
American novelist and editor (1931–2015)
Doctorow. Gale Group. Henry, Matthew A. Problematized Narratives: History as Friction in E.L. Doctorow's Billy Bathgate. Critique Magazine. Jameson, Frederic
E._L._Doctorow
Science behind the motion of bicycles and motorcycles
with friction reducing above 30 mph (50 km/h). Whether friction is rolling or sliding, with sliding friction at least 10% below peak rolling friction. Most
Bicycle and motorcycle dynamics
Bicycle_and_motorcycle_dynamics
Fracture or discontinuity in displaced rock
converted to fault-bound lenses of rock and then progressively crushed. Due to friction and the rigidity of the constituent rocks, the two sides of a fault cannot
Fault_(geology)
Gases produced and collected in sewer systems
utility sinks, tubs, showers, and restrooms also are common culprits. Trap primers are available that automatically add water to remote or little used traps
Sewer_gas
American soldier and journalist (1930–2005)
Pentagon and promotion to Lieutenant Colonel, Hackworth co-wrote The Vietnam Primer with Marshall after returning to Vietnam in the winter of 1966–67 on an
David_Hackworth
Study of the propulsion of a projectile
time - the time from sear release until the primer is struck Ignition time - the time from when the primer is struck until the projectile starts to move
Internal_ballistics
18th-century Bavarian secret society
mysticism, and recruitment of mystically inclined Freemasons was a cause of friction with Weishaupt and other senior Illuminati, such as Ditfurth. Matters came
Illuminati
Distributed data store for digital transactions
the blockchain network executes the contract on its own. This may reduce friction between entities when transferring value and could subsequently open the
Blockchain
Slave trade between Africa and the West
agreements with all the governments whose ships were trading. There was serious friction with the United States, where the southern slave interests were politically
Atlantic_slave_trade
Body hair removal
also receive regular leg massages, and the absence of hair reduces the friction and increases their comfort and effectiveness.[citation needed] Football
Hair_removal
Velocity of projectile the moment it leaves the gun barrel
Given a long enough barrel, there would eventually be a point at which friction between the bullet and the barrel, and air resistance, would equal the
Muzzle_velocity
Loop that increases an initial effect
have built-in features to avoid this condition, such as a small amount of friction, or resistance, or inertia, or time delay to decouple the outputs from
Positive_feedback
Medical condition
dermal-epidermal junction. The skin blisters easily, even from very minor friction and rubbing. Epidermolysis bullosa simplex is caused by genetic mutations
Epidermolysis_bullosa_simplex
Language
vowels. If morpheme-initial or intervocalic, /j/ is pronounced with audible friction. /pʰ/, /kʰ/, /c/, /ɲ/, /s/, /h/ and /l/ do not occur morpheme-finally,
Konyak_language
Spanish footballer (born 1977)
with the manager stating he would never choose Raúl again. The cause of friction was Aragonés's policy that all players had to sleep at Madrid–Barajas Airport
Raúl_González
Structured system of communication
spectrum of a specific sound. Vowels are those sounds that have no audible friction caused by the narrowing or obstruction of some part of the upper vocal
Language
Flight faster than Mach 5 below 90 km
this flow enters a boundary layer, high viscous effects appear due to the friction between air and the speeding object. In this case, the kinetic energy is
Hypersonic_flight
Country in Eastern Europe and North Asia
Bekkers, F.; Usanov, A.; de Rave, R.; Jans, K. (2017). Volatility and friction in the age of disintermediation. The Hague Centre for Strategic Studies
Russia
Chemical compound
it is used by magicians performing card manipulation to decrease the friction between playing cards. NIOSH Pocket Guide to Chemical Hazards. "#0676"
Zinc_stearate
Hair care product
[Shampooing]…consists of friction and extention of the ligaments, tendons, &c., of the body, the operation commencing by briskly administering gentle friction gradually
Shampoo
Football club in Spain active between 1900 and 1901
at the Camp del carrer Muntaner, who again won by a score of 5–0. This friction existed because AUF Tarragona had been created under the patronage of Hispania
AUF_Tarragona
propellant charge in a cloth bag. A single-use "vent sealing tube", a type of primer not dissimilar in appearance to a blank rifle round, was inserted into the
Glossary of British ordnance terms
Glossary_of_British_ordnance_terms
Philosophical study of morality
"Communication Ethics". Communication Climate at Work: Fostering Friendly Friction in Organisations. Springer International Publishing. pp. 101–110. doi:10
Ethics
Electric charge generated in certain solids due to mechanical stress
amplitude. A stick-slip motor works using the inertia of a mass and the friction of a clamp. Such motors can be very small. Some are used for camera sensor
Piezoelectricity
Reduction in ductility of a metal exposed to hydrogen
wear resistance and modify the morphology of wear debris formed during friction. Experimental studies on high-nitrogen manganese steels have demonstrated
Hydrogen_embrittlement
Post-1979 Iranian epithet for the United States
country and our resources curtailed. Wright, Robin B. (2010). The Iran Primer: Power, Politics, and U.S. Policy. US Institute of Peace Press. ISBN 978-1-60127-084-9
Great_Satan
Type of fast-acting adhesive
glue has a weak bond with smooth surfaces and as such easily gives to friction; a good example of this is the fact that cyanoacrylates may be removed
Cyanoacrylate
Substance that can explode
explode. Friction – Sensitivity is expressed in terms of the amount of pressure applied to the material in order to create enough friction to cause a
Explosive
Science fiction with concern for scientific accuracy
com. Archived from the original on 2015-11-29. Retrieved 2025-07-21. Frictional skirts cliches and does a nice job of delivering interesting story threads
Hard_science_fiction
Belgian bullpup assault rifle
configured from the factory to have a drop-free magazine system due to the friction from the removable dust gaskets. The magazine needs to be pulled out manually
FN_F2000
Systems for conveying fluids
used for hot and cold potable water supply. Connections are made with primers and solvent cements as required by code. PP – The material is used primarily
Plumbing
Island country in Southeast Asia
Singaporean government after independence from Britain in the 1960s to avoid friction with Singapore's Malay-speaking neighbours of Malaysia and Indonesia. It
Singapore
constituent Commercial use 9003-05-8 poly(2-prop-enamide)/polyacrylamide EOR friction reducer 7647-01-0 Hydrochloric acid Pre-fracturing to clean perforations
List of additives used for fracking
List_of_additives_used_for_fracking
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