| slovo | definícia |
Percussion fuze
(gcide) | Fuze \Fuze\, n.
A tube, filled with combustible matter, for exploding a
shell, etc. See Fuse, n.
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Chemical fuze, a fuze in which substances separated until
required for action are then brought into contact, and
uniting chemically, produce explosion.
Concussion fuze, a fuze ignited by the striking of the
projectile.
Electric fuze, a fuze which is ignited by heat or a spark
produced by an electric current.
Friction fuze, a fuze which is ignited by the heat evolved
by friction. See fuzee[1].
Percussion fuze, a fuze in which the ignition is produced
by a blow on some fulminating compound.
Time fuze, a fuze adapted, either by its length or by the
character of its composition, to burn a certain time
before producing an explosion.
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Percussion fuze
(gcide) | Percussion \Per*cus"sion\ (p[~e]r*k[u^]sh"[u^]n), n. [L.
percussio: cf. F. percussion. See Percuss.]
1. The act of percussing, or striking one body against
another; forcible collision, esp. such as gives a sound or
report. --Sir I. Newton.
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2. Hence: The effect of violent collision; vibratory shock;
impression of sound on the ear.
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The thunderlike percussion of thy sounds. --Shak.
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3. (Med.) The act of tapping or striking the surface of the
body in order to learn the condition of the parts beneath
by the sound emitted or the sensation imparted to the
fingers. Percussion is said to be immediate if the blow is
directly upon the body; if some intervening substance, as
a pleximeter, is, used, it is called mediate.
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Center of percussion. See under Center.
Percussion bullet, a bullet containing a substance which is
exploded by percussion; an explosive bullet.
Percussion cap, a small copper cap or cup, containing
fulminating powder, and used with a percussion lock to
explode gunpowder.
Percussion fuze. See under Fuze.
Percussion lock, the lock of a gun that is fired by
percussion upon fulminating powder.
Percussion match, a match which ignites by percussion.
Percussion powder, powder so composed as to ignite by
slight percussion; fulminating powder.
Percussion sieve, Percussion table, a machine for sorting
ores by agitation in running water.
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