Search results

An obturating ring is a ring of relatively soft material designed to obturate under pressure to form a seal. Obturating rings are often found in artillery...

otherwise access into the barrel is from the front via the muzzle, which is obturated by the projectile. In the later caplock firearms, the ignition sparks...

resection is carried out, removing 3mm apically. The canal(s) is then obturated, and the flap is sutured. There are a number of root-end filling materials...

shooter. Although there were early paper-cartridge breechloaders, the self-obturating nature of metallic cartridges (along with their waterproof nature) led...

failure due to both inadequate disinfection and the inability to properly obturate the root-canal space. Consequently, the biofilm should be removed with...

Airguns generally use a slightly undersized projectile that is designed to obturate upon shooting so as to seal the bore, and engage the rifling;[citation...

in German artillery because their sliding wedge breeches were hard to obturate with smokeless powder,) was less vulnerable and less volatile in composition...

extract the cartridge case, tearing through the case rim, and leaving an obturated case behind. After the introduction of the M4 carbine, it was found that...

bore axis (i.e. "in battery"). While in the chamber, the cartridge case obturates all other directions except the bore to the front, reinforced by a breechblock...

inflamed pulp relieves the pain. The empty root canal system is then obturated with gutta-percha (rubber material that acts as a pressure/pain reliever)...

solvents, drugs, heavy metals). Necrotic cells fall into the tubule lumen, obturating it, and determining acute kidney failure. Basement membrane is intact...

entire length of the root canal is not completely cleaned out and filled (obturated) with root canal filling material (usually gutta percha). On the other...

and during root canal therapy. It is the predominant material used to obturate, or fill, the empty space inside the root of a tooth after it has undergone...

upon being fired, forcing the base to engage with the barrel grooves and obturating the bore more as the bullet travels through the barrel. Hollowing the...

soft (in that case lead) ring under the pressure of gunpowder fumes to obturate the barrel (see Rotation of ammunition), and used a breech block made of...

expand under the pressure of gunpowder deflagration causing the bullet to obturate, and grip the rifling grooves. This maximized muzzle velocity by creating...

soon after the round leaves the gun tube. The propulsion system uses an obturating case base with a semi-combustible cartridge wall. It has a total weight...

were discontinued, the term came to distinguish between traditional, non-obturating guns with fabric propellant bags and separately loaded shells, and quick-firing...

of 80 to 90 grains (5.2–5.8 g) of fine rifle powder, the bullet would obturate into the hexagonal bore. Recovered bullets were found to be as hexagonal...

polypeptide side-chains Gutta-percha, used in endodontic treatment to obturate root canals Glecaprevir/pibrentasvir, medication used to treat hepatitis...