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  2. Percussion cap - Wikipedia

    en.wikipedia.org/wiki/Percussion_cap

    Percussion caps have been manufactured in various sizes to fit snugly over different sized nipples. Nipples for 4.5mm and 6mm percussion caps. 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. [1]

  3. Mercury (II) fulminate - Wikipedia

    en.wikipedia.org/wiki/Mercury(II)_fulminate

    Mercury(II) fulminate, or Hg(CNO) 2, is a primary explosive.It is highly sensitive to friction, heat and shock and is mainly used as a trigger for other explosives in percussion caps and detonators.

  4. Cartridge (firearms) - Wikipedia

    en.wikipedia.org/wiki/Cartridge_(firearms)

    The alteration of the military flint-lock to the percussion musket was easily accomplished by replacing the powder pan with a perforated nipple and by replacing the cock or hammer that held the flint with a smaller hammer that had a hollow to fit on the nipple when released by the trigger. The shooter placed a percussion cap (now made of three ...

  5. Glossary of firearms terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_firearms_terms

    The cap has one closed end. Inside the closed end is a small amount of a shock-sensitive explosive material such as fulminate of mercury. The percussion cap is placed over a hollow metal "nipple" at the rear end of the gun barrel. Pulling the trigger releases a hammer, which strikes the percussion cap and ignites the explosive primer.

  6. Colt Paterson - Wikipedia

    en.wikipedia.org/wiki/Colt_Paterson

    Unlike later revolvers, a folding trigger was incorporated into the Colt Paterson. The trigger became visible only upon cocking the hammer. A subsequent patent renewal in 1849, and aggressive litigation against infringements, gave Colt a domestic monopoly on revolver development until the mid 1850s.

  7. Brunswick rifle - Wikipedia

    en.wikipedia.org/wiki/Brunswick_rifle

    The ramrod pipes, trigger guard, and butt plate were all made of polished brass. The rifle was designed to accept a sword type bayonet which mounted by use of a bayonet bar, similar to the design of that used on the Baker rifle. The bayonet bar was relocated further back due to problems that had been experienced with the Baker rifle.

  8. Cylinder (firearms) - Wikipedia

    en.wikipedia.org/wiki/Cylinder_(firearms)

    The percussion cap was placed over the nipple. These arms quickly incorporated mechanisms that automatically rotated the cylinder, aligning the chamber with the barrel, and locking it in place. Each chamber was loaded in a similar manner as the previous flintlocks, that is, from the front of the cylinder, powder was poured into the chamber and ...

  9. Lock (firearm) - Wikipedia

    en.wikipedia.org/wiki/Lock_(firearm)

    The half-cock catch-point is a V-notch into which the sear fits and cannot be levered away by the trigger to disengage the tumbler. [15] [16] Firelock firing mechanisms are assembled either side of a mounting plate. The assembly is then mounted to the side of the stock of the firearm. The actual trigger may be separately mounted from the lock ...