[PDF] Top 20 Circulation Shaped Charge US Patent 5633475 pdf

... The present invention significantly improves conventional large hole penetration capability by creating a substantially larger hole in a target. Referring to FIG. 1, charge case or housing 10 defines a recessed ... See full document

... 1. Shaped explosive charge having a leading end facing in the firing direction and a trailing end, an inverted conically shaped jet-forming lining extending from the leading end toward the trailing ... See full document

... the shaped charge is in the internally coned end of certain ...a shaped charge with a hemispherical ...explosive charge had the initials ...the charge opposite the point of ... See full document

... quantity of HMX. Thus, another advantage of the present invention is the potential reduction in sensitivity due to the substantial reduction in the level of nitramines used. Another significant distinction between the ... See full document

... Bulging armour is an interesting and relatively often used protecting system which is typically not too much published. The patent of the author was filed 1973 (1) . The principle function is already described in ... See full document

... specially shaped thin foil which is placed between the liner and the explosive charge and which provides a selected plurality of radial legs which, in a ... See full document

... cylindrically shaped explosive charge 14 such as ...explosive charge 14 and a mechanically selectively positioned rod array ...rod shaped penetrator 20 capable of penetrating and defeating ... See full document

... The present invention relates to shaped charge explosive devices, and in particular, to a method and device for controlling the final shape of an explosively formed penetrator. In the past, explosively ... See full document

... the charge in cavity portions 14, 16, are simultaneously detonated with the detonation waves travelling toward reduced section 19 into cavity portion 18 thus causing liner 20 to collapse, invert, and form an ... See full document

... However full capability of such expendable perforators for industrial and commercial uses has not been achieved because no economically feasible and operationally satisfactory device has been developed which is ... See full document

... The present invention relates to a thermally enhanced warhead which utilizes a tungsten liner to form a high velocity coherent lethal slug capable of penetrating armored targets. An object of the present invention is to ... See full document

... The tubular body 12 contains a plurality of explosively formed penetrator (EFP) modules 16 axially spaced from one another and axially stacked tandemly along the longitudinal axis A. Each of the modules 16 include a ... See full document

... Referring now to FIGS. 1, 4-6, in operation detonator 22 produces single point or annular detonation wave in first explosive charge 14. The detonation begins at the left hand side of FIG. 1 and sweeps toward the ... See full document

... cavity shaped charge, a channelling effect for gases from an explosive charge substantially increases the detonation velocity of the explosive providing still further enhancement of the produced ... See full document

... The shaped charge liner 78 has an included angle o that is greater than ...the shaped charge liner 78 are generally arcuate such that the preferred shaped charge liner is ... See full document

... powder charge of 100 grains by volume of Black Powder (curve 10), the second round having a powder charge of 100 grains of ...powder charge of 100 grains of the improved explosive composition (curve ... See full document

... explosive charge, a plurality of balls being housed in an annular space provided for between at least a part of the wall of the aforesaid body and the aforesaid explosive charge, in which each of the ... See full document

... The reactive material 70 partly fills the liner 20 so that it is formed by the liner 20 into a desired shape, subsequent to firing. The reactive material 70 might be approximately 0.120 inch thick and 1.5 inches in ... See full document

... A shooting apparatus comprising: a barrel having an elongated bore circumscribed by an annular internal surface and having opposite longitudinally spaced rearward and forward ends, the b[r] ... See full document

... The EFP warhead or assembly of the present invention is comprised of the following major components: a copper liner, a reactive material, an explosive billet or charge, a backplate, an aluminum housing, and a ... See full document