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Class 102/507 - Dumdum or mushrooming


Subclass of Class 102 - Ammunition and explosives
Definition: Subject matter wherein the projectile nose is made of a
No. of patents: 71
Last issue date: 04/22/2008


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NumberTitleIssue Date
7360491Firearm projectile apparatus, method, and product by process
A firearm projectile assembly apparatus disclosed herein comprises: a bullet; a hollow core running completely through the bullet from a front of the bullet subassembly to a rear of the bullet; a core material within at least part of the hollow core; and an expansio...
04/22/2008
7311046Bullet for infantry ammunition
The invention relates to a bullet for infantry ammunition comprising a bullet core (1), a bullet tip (13), and a metal case (2). The aim of the invention is to create a durable connection between the bullet core (1) and the metal case (
12/25/2007
7302892Sabot and shotshell combination
A sabot and shotshell combination includes a bullet, a shotshell hull, propellant, a shotshell primer, wadding, and a sabot comprising a molded member having a base portion and a plurality of petal portions each extending from a proximal base root to a distal tip, t...
12/04/2007
7299733Bullet with spherical nose portion
A bullet includes a frontward facing aperture. Contained within the aperture is a relatively hard bullet frontal element that provides advantageous bullet impact performance. In one embodiment, the frontal element is a steel sphere that provides advantageous penetra...
11/27/2007
7299750Partial fragmentation and deformation bullets having an identical point of impact
Especially in hunting, the choice of bullets has to be such that it is in keeping with the wild animals to be hunted. According to the desired effect on the target, deformation bullets or partial fragmentation bullets are used. Since both types of bullets are differ...
11/27/2007
72104114.6 mm small arms ammunition
A round of ammunition for firing from a gun having a rifled barrel, especially a small arms weapon. The projectile (1) forming a part of the round is of steel or other material having a Vickers Hardness value not less than 550, and has a coating (13) o...
05/01/2007
7178462Projectile with members that deploy upon impact
A projectile includes members that deploy upon impact with a target. The projectile includes a nose piece with a portion that shears off upon impact with the target, causing the nose piece to be pushed inside the projectile. As the nose piece is pushed inside the pr...
02/20/2007
7171905Hollow point bullets and methods of fabricating the same
A hollow point bullet and methods for fabricating the same are disclosed. An example hollow point bullet includes a recess opened at a tip of the bullet that includes a first portion and a second portion. The first portion opens to the tip of the bullet and has a sq...
02/06/2007
7127996Dimpled projectile for use in firearms
A projectile for use in firearms and of the type having on one end a hemispherical tip which communicates at its base with a nose segment which then attaches to a cylindrical body terminating in a surface whose width represents the diameter of the aforementioned cyl...
10/31/2006
7069834Tapered powder-based core for projectile
A powder-based projectile useful in the manufacture of gun ammunition comprising a jacket having an inner volume which is tapered from a maximum diameter adjacent the open end of the jacket to a minimum diameter adjacent the closed end of the jacket and a core forme...
07/04/2006
7059233Tungsten-containing articles and methods for forming the same
Tungsten-containing articles and manufacturing processes for tungsten-containing articles. The articles may include firearms projectiles, such as shot, shot slugs, bullets, big game bullets, lead-equivalent bullets, black powder bullets, etc.; radiation shields; and...
06/13/2006
7036433Ammunition projectile having enhanced aerodynamic profile
A projectile 10 for gun ammunition of a size not greater than 50 caliber comprising a solid metal jacket 82 of generally cup-shaped geometry and having a closed end 102 and an open end 88, a core 84 formed from a mixture of metal p...
05/02/2006
7007609Sabot for a bullet
A plastic, cup-shaped, multi-petal sabot housing a sub-caliber projectile for use such as in shotgun cartridges. The sabot engages the rifling of the shotgun barrel and transfers the spin to the projectile. A reinforcement disk is advantageously at least partially e...
03/07/2006
6971315Reduced-contaminant deformable bullet, preferably for small arms
Currently, 9 mm×19 mm caliber cartridges in the form of full-jacketed round-head bullets are used for small arms, especially for arms used by police. For safety reasons, efforts are being made to replace these bullets with a type of bullet that is prevented from pa...
12/06/2005
6964232Bullet with spherical nose portion
A bullet includes a frontward facing aperture. Contained within the aperture is a relatively hard bullet frontal element that provides advantageous bullet impact performance. In one embodiment, the frontal element is a steel sphere that provides advantageous penetra...
11/15/2005
6916354Tungsten/powdered metal/polymer high density non-toxic composites
Tungsten/polymer composites comprising tungsten powder, another metal powder having a high packing density, and organic binder have high density, good processibility and good malleability. Such composites are useful as lead replacements, particularly in the manufact...
07/12/2005
6805057Bullet for optimal penetration and expansion
A bullet for law enforcement and personal defense use capable of meeting current FBI and IWBA standards and comprised of a jacket of malleable metal having a cylindrical side wall, tapered nose portion, an open forward end, and a plurality of deep longitudinally ext...
10/19/2004
6789484Projectile or war-head
Projectiles or war-heads with an inner arrangement for the formation of bulging zones (4,4a) are proposed, comprised of an enclosed bulging medium (1) which is terminal-ballistically substantially ineffective and is radially enclosed by a penetr...
09/14/2004
6776101Fragmenting bullet
A bullet that has a controlled fragmentation on impact with a target. The bullet includes a generally cylindrical body having a nose, a mid-portion and a heel. The body includes an aperture that starts at the nose, extends past the mid-portion of the bullet and ends...
08/17/2004
6772695Projectile or war-head
Projectiles or war-heads with an inner arrangement for the formation of bulging zones (4,4a) are proposed, comprised of an enclosed bulging medium (1) which is terminal-effective ballistically substantially ineffective and is radially enclosed b...
08/10/2004
6772696Projectile or war-head
Projectiles or war-heads with an inner arrangement for the formation of bulging zones (4,4a) are proposed, comprised of an enclosed bulging medium (1) which is terminal-ballistically substantially ineffective and is radially enclosed by a penetr...
08/10/2004
6745698Projectile jacket having frangible closed end
A frangible projectile for gun ammunition wherein the projectile includes a core formed from one or more metal powders which are pressed into a self-supporting compact and incorporated into a metal jacket. The metal jacket is initially cup-shaped (generally cylindri...
06/08/2004
6732657Soft point bullet
A method of manufacturing a soft point bullet and the bullet resulting there from. The method comprises forming a bullet core of a first material plated with a second material; providing a cavity in one end of the plated core of preferably polygonal shape and positi...
05/11/2004
6708619Cartridge shell and cartridge for blast holes and method of use
A cartridge shell 10 comprises a main body 12 defining a volume 14 for holding energetic material. The main body 12 has a first end 16 for location adjacent a toe 48 of a hole 46 and a second end 18 directed to...
03/23/2004
6684792Projectile munition having a dart and a hammer block
A munition in the form of a projectile contains a dart having a body terminating in a front tip and ductile hammer block in the form of a ferrule engaging at least a part of the dart. The dart is formed of sections the diameters of which increase from the...
02/03/2004
6675718Hydraulic cylinder projectile and method of making the same
A hydraulic cylinder projectile assures radial expansion of the projectile upon impact at low velocity with a target. A hydraulic cylinder insert is disposed in an axial central bore of a projectile body. The hydraulic cylinder insert has a closed leading...
01/13/2004
6659013Projectile or war-head
Projectiles or war-heads with an inner arrangement for the formation of bulging zones (4,4a) are proposed, comprised of an enclosed bulging medium (1) which is terminal-ballistically substantially ineffective and is radially enclosed by a penetration mate...
12/09/2003
6629485Method of making a non-lead hollow point bullet
The method of making a non-lead hollow point bullet has the steps of a) compressing an unsintered powdered metal composite core into a jacket, b) punching a hollow cavity tip portion into the core, c) seating an insert, the insert having a hollow point ti...
10/07/2003
6591730Cap for a multi-component ammunition projectile and method
Method of manufacture of a multi-component projectile 14 for gun ammunition 16 including the steps of providing a uniformly spherical ball 18 of a ductile metal, either solid metal or a self-supporting pressed compact of metal powder particles, inserting ...
07/15/2003
6581503Method of manufacturing a soft point bullet
A method of manufacturing a soft point bullet and the bullet resulting there from. The method comprises forming a bullet core of a first material plated with a second material; providing a cavity in one end of the plated core of preferably polygonal shape...
06/24/2003
6581523Powder-based disc having solid outer skin for use in a multi-component ammunition projectile
A projectile for gun ammunition of 50 caliber or less, the projectile including an outer jacket having a longitudinal centerline and which houses one or more cores made up of a powder or mixture of powders comprising a frangible disc including a central r...
06/24/2003
6546875Non-lead hollow point bullet
The non-lead hollow point bullet of the instant invention comprises a mixed construction slug further comprising, a monolithic metal insert having a tapered (preferred conical) hollow point tip and a tapered (preferred conical) tail protrusion, and an uns...
04/15/2003
6530328Captive soft-point bullet
A bullet comprised of a jacket of malleable metal having a closed nose portion and a rear end portion defined by a cylindrical wall, the closed nose portion having wall-weakening areas encapsulating a forward core made of a deformable material which promp...
03/11/2003
6439125Bullet
The invention relates to a bullet having a tapered nose and a cylindrical base. The base is provided with an annular groove having a diameter less than the bore diameter of the barrel of the gun from which it is fired to reduce the force required to move ...
08/27/2002
6371029Powder-based disc for gun ammunition having a projectile which includes a frangible powder-based core disposed within a metallic jacket
A disc for use in the manufacture of gun ammunition and a round of gun ammunition which includes the disc. A preferred disc comprises a mixture of metal powders compressed into self-supporting deformable disc that is incorporated along with a core into a ...
04/16/2002
6363856Projectile for a small arms cartridge and method for making same
A projectile for small arms, incorporating a core, skirt, and driving band. The present invention's design acts to increase muzzle velocity in three main ways. The core is lightweight, therefore, the same amount of propellent will cause the present invent...
04/02/2002
6305292Captive soft-point bullet
A bullet comprised of a jacket of malleable metal having a closed nose portion and a rear end portion defined by a cylindrical wall, the closed nose portion having wall-weakening areas encapsulating a forward core made of a deformable material which promp...
10/23/2001
6244187Increased velocity-performance-range bullet
A mushrooming bullet having a highly improved performance in the retention of the lead core within the bullet jacket subsequent to impact, and in performing effectively over a substantially wider velocity range, the bullet retaining its lead core within i...
06/12/2001
6216598Low toxicity shot pellets
Shot for shotgun cartridges is made form finely divided particles of dense metal such as a mixture of tungsten and molybdenum, bound by a matrix which may comprise ethylene propylene copolymer, or a blend of a terpolymer of ethylene, acrylic ester and mal...
04/17/2001
6213022Cartridge for hunting or the like
An improved cartridge of a type having a casing and a bullet with a tip expellable from the casing for entering a target. The improvement includes the bullet having a pair of throughbores bored through different levels thereof for causing the bullet to ex...
04/10/2001
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