ES2334214T3 - PLASTIC CARTRIDGE HOOD AND DEVICE FOR THE PRODUCTION OF THE SAME. - Google Patents
PLASTIC CARTRIDGE HOOD AND DEVICE FOR THE PRODUCTION OF THE SAME. Download PDFInfo
- Publication number
- ES2334214T3 ES2334214T3 ES02731037T ES02731037T ES2334214T3 ES 2334214 T3 ES2334214 T3 ES 2334214T3 ES 02731037 T ES02731037 T ES 02731037T ES 02731037 T ES02731037 T ES 02731037T ES 2334214 T3 ES2334214 T3 ES 2334214T3
- Authority
- ES
- Spain
- Prior art keywords
- sheath
- cartridge
- piston
- opening
- forms
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 11
- 230000014759 maintenance of location Effects 0.000 claims abstract description 9
- 239000012528 membrane Substances 0.000 claims abstract description 8
- 238000002485 combustion reaction Methods 0.000 claims abstract description 4
- 238000009434 installation Methods 0.000 claims abstract description 4
- 238000005266 casting Methods 0.000 claims description 6
- 239000011159 matrix material Substances 0.000 claims description 6
- 230000007547 defect Effects 0.000 description 3
- 239000003721 gunpowder Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- 210000002445 nipple Anatomy 0.000 description 2
- 101100327917 Caenorhabditis elegans chup-1 gene Proteins 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B7/00—Shotgun ammunition
- F42B7/02—Cartridges, i.e. cases with propellant charge and missile
- F42B7/06—Cartridges, i.e. cases with propellant charge and missile with cartridge case of plastics
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B5/00—Cartridge ammunition, e.g. separately-loaded propellant charges
- F42B5/26—Cartridge cases
- F42B5/30—Cartridge cases of plastics, i.e. the cartridge-case tube is of plastics
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Pens And Brushes (AREA)
- Tubes (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
Vaina de cartucho de plástico, formada a modo de copa de pared delgada con una superficie externa cilíndrica y que tiene una superficie (2) interna y una membrana (7) de retención que separa la parte de combustión de vaina de cartucho para la carga y la parte para la instalación del pistón, caracterizada porque dicha superficie (2) interna está dividida en tres partes cónicas con una longitud y ahusamiento que aumenta desde una parte (3) inferior con una abertura (4) para un pistón, y porque dicha membrana (7) de retención tiene un grosor de 0,2 - 0,5 mm.Plastic cartridge sheath, formed as a thin-walled cup with a cylindrical outer surface and having an internal surface (2) and a retention membrane (7) that separates the combustion part of the cartridge case for loading and the part for the installation of the piston, characterized in that said internal surface (2) is divided into three conical parts with a length and taper that increases from a lower part (3) with an opening (4) for a piston, and because said membrane (7) retention has a thickness of 0.2-0.5 mm.
Description
Vaina de cartucho de plástico y dispositivo para la producción de la misma.Plastic cartridge sheath and device for The production of it.
La presente invención se refiere en general a la tecnología de armas ligeras, y, más particularmente, se refiere a cartuchos de caza y caza deportiva con vainas de plástico. Una vaina de plástico de este tipo se conoce por el documento DE 1 578 027 A, que forma un punto inicial para el preámbulo de la reivindicación 1.The present invention relates generally to the light weapons technology, and, more particularly, refers to hunting and sport hunting cartridges with plastic pods. A pod This type of plastic is known from DE 1 578 027 A, which forms an initial point for the preamble of the claim one.
Hay vainas de plástico conocidas para cartuchos de caza y caza deportiva en forma de copa de pared delgada de superficie externa cilíndrica y con una abertura en la parte inferior para el pistón (patente UK 1161422, F 42B 5/30, publicada en 1969).There are known plastic pods for cartridges hunting and sport hunting in the form of thin-walled cup of cylindrical outer surface and with an opening in the part bottom for piston (UK patent 1161422, F 42B 5/30, published in 1969).
A partir de esta fuente se conoce un dispositivo para fabricar una vaina de cartucho de plástico que se compone de un molde y un bloque de distribución con aberturas de colada.From this source a device is known to make a plastic cartridge case that is made up of a mold and a distribution block with casting openings.
El inconveniente principal de la vaina existente es su baja resistencia estructural, la vaina se rompe durante el disparo. La geometría de superficie interna de la vaina y su técnica de procesamiento no proporcionan resistencia estructural por defectos de colada.The main drawback of the existing pod It is its low structural strength, the sheath breaks during the Shooting. The internal surface geometry of the sheath and its technique processing do not provide structural strength by casting defects.
Estos defectos no son característicos de la vaina de cartucho de plástico existente con una superficie interna que comprende tres partes cónicas con una longitud y ahusamiento que aumenta desde la parte inferior (certificado para modelo de utilidad RU 11882, F 42 B 5/30, 1999 - análogo más próximo). El dispositivo para fabricar la vaina se describe en esta fuente. Otro dispositivo de este tipo se conoce por el documento US 3 559 581 A.These defects are not characteristic of the existing plastic cartridge sheath with an internal surface comprising three conical parts with a length and taper that increases from the bottom (certificate for model of utility RU 11882, F 42 B 5/30, 1999 - nearest analogue). He Device for manufacturing the sheath is described in this source. Other device of this type is known from US 3 559 581 TO.
El inconveniente de la vaina existente es la penetración de corpúsculos de pólvora en el pistón al cargar el cartucho dando como resultado un fallo de la ignición y una diferencia de los parámetros del cartucho.The disadvantage of the existing sheath is the penetration of gunpowder corpuscles into the piston when loading the cartridge resulting in an ignition failure and a Difference of cartridge parameters.
El inconveniente del dispositivo para fabricar la vaina es que la espiga cilíndrica se dispone en el punzón lo que lleva a una desviación respecto al eje durante la colada de la matriz al trabajar la masa dando como resultado un fallo en la geometría de la vaina y una reducción de la resistencia estructural.The inconvenience of the device to manufacture the sheath is that the cylindrical spike is arranged in the punch which leads to a deviation from the axis during the casting of the matrix when working the mass resulting in a failure in the sheath geometry and resistance reduction structural.
El objetivo de la invención es aumentar los datos balísticos y la resistencia estructural del producto con un coste bajo de su fabricación.The objective of the invention is to increase the ballistic data and structural strength of the product with a Low cost of manufacturing.
Este problema se soluciona suministrando adicionalmente la vaina de cartucho de plástico en forma de copa de pared delgada de superficie externa cilíndrica y una superficie interna que comprende tres partes cónicas con una longitud y ahusamiento que aumenta desde la parte inferior que tiene la abertura para el pistón con una membrana de retención que separa la parte de vaina de cartucho y la parte para la instalación del pistón. El grosor de la membrana de retención se selecciona en el intervalo de 0,2 - 0,5 mm.This problem is solved by supplying additionally the plastic cup-shaped sheath cup thin cylindrical outer surface wall and a surface internal comprising three conical parts with a length and taper that increases from the bottom that has the opening for the piston with a retention membrane that separates the cartridge case part and the installation part of the piston. The thickness of the retention membrane is selected in the 0.2-0.5 mm range.
El dispositivo para fabricar la vaina de cartucho de plástico contiene un molde realizado de una matriz que forma la superficie externa de la vaina de cartucho, una semimatriz con una abertura de colada cónica que forma la parte inferior de la copa y un punzón que forma la superficie interna de la vaina de cartucho. En la semimatriz hay una espiga hueca cilíndrica que forma una abertura de pistón cerrada. La espiga hueca cilíndrica junto con el punzón forma un tetón anular.The device for manufacturing the sheath plastic cartridge contains a mold made of a matrix that forms the outer surface of the cartridge case, a semi-matrix with a conical casting opening that forms the bottom of the cup and a punch that forms the inner surface of the sheath of cartridge. In the semimatrix there is a cylindrical hollow spike that It forms a closed piston opening. The cylindrical hollow spike Together with the punch, it forms an annular nipple.
La sección longitudinal de la vaina de cartucho se muestra en la figura 1 y la sección del dispositivo para fabricar la vaina de cartucho de plástico se muestra en la figura 2.The longitudinal section of the cartridge case shown in figure 1 and the device section for manufacture the plastic cartridge case shown in the figure 2.
La vaina de cartucho se conforma a modo de copa 1 con la superficie 2 interna que comprende tres partes cónicas.The cartridge case is shaped like a cup 1 with the internal surface 2 comprising three conical parts.
En la parte 3 inferior se encuentra la abertura 4 de pistón. Dentro de la copa (alrededor de la abertura 4) hay una ranura 5 de compensación. Un rebaje 6 está realizado de manera concéntrica con la abertura 4 en la superficie externa de la parte 3 inferior.In the lower part 3 is the opening 4 piston Inside the cup (around opening 4) there is a compensation slot 5. A recess 6 is made so concentric with the opening 4 on the outer surface of the part 3 lower.
La parte de copa (vaina de cartucho) y la parte para la instalación del pistón está dividida por la membrana 7 de retención.The cup part (cartridge case) and the part for the installation of the piston is divided by the membrane 7 of retention.
El dispositivo para fabricar la vaina de cartucho de plástico consiste en la matriz 8, la semimatriz 9 y el punzón 10. Realizada en la semimatriz la espiga 11 hueca cilíndrica forma la abertura de pistón cerrada. El tetón 12 anular se encuentra entre la superficie de la espiga 11 y la superficie del punzón 10.The device for manufacturing the sheath plastic cartridge consists of matrix 8, semimatrix 9 and the punch 10. Performed in the semi-matrix the cylindrical hollow spike 11 It forms the closed piston opening. The annular nipple 12 is lies between the surface of the pin 11 and the surface of the punch 10.
El proceso de fabricación de la vaina de cartucho es el siguiente:The manufacturing process of the sheath cartridge is as follows:
La masa de plástico se suministra desde el bloque de distribución (no mostrado en la figura) al interior de la abertura cilíndrica de la semimatriz 9, a continuación a través de la espiga 11 y el tetón 12 anular penetra en el molde llenando completamente su espacio de manera uniforme excluyendo la aparición de defectos. Después de extraer la vaina de cartucho acabada del molde, se retira la parte innecesaria de material de colada dejando la retención entre las partes de la vaina de cartucho.The plastic dough is supplied from the distribution block (not shown in the figure) inside the cylindrical opening of semimatrix 9, then through the pin 11 and the annular pin 12 penetrates the mold by filling completely space evenly excluding appearance of defects. After removing the finished cartridge sleeve from the mold, the unnecessary part of casting material is removed leaving retention between the parts of the cartridge case.
La vaina de cartucho fabricada según este método tiene las siguientes ventajas.The cartridge case manufactured according to this method It has the following advantages.
La vaina de cartucho tiene unas características de resistencia estructural mejoradas. División de las partes de la vaina de cartucho: la parte de pistón y la parte de combustión dan como resultado una mejora de las características balísticas de la vaina de cartucho debido a la exclusión del efecto de carga de pólvora en la intensidad de combustión del pistón y la mejora en el proceso de ignición.The cartridge case has characteristics of improved structural strength. Division of the parts of the cartridge case: the piston part and the combustion part give as a result an improvement in the ballistic characteristics of the cartridge case due to the exclusion of the loading effect of gunpowder in the combustion intensity of the piston and the improvement in the ignition process
Como resultado de las pruebas el grosor de la membrana de retención se seleccionará en el intervalo de 0,2 - 0,5 mm. La vaina de cartucho descrita tiene características de resistencia estructural mejoradas, un bajo coste de fabricación, un intervalo más corto de diferencia de los parámetros de cartucho cargado de la presión de carga de pólvora y velocidad de disparo.As a result of the tests the thickness of the retention membrane will be selected in the range of 0.2-0.5 mm The cartridge sheath described has characteristics of Improved structural strength, low manufacturing cost, a shorter interval of cartridge parameter difference loaded with gunpowder charge pressure and speed of Shooting.
Claims (2)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2001113116/02A RU2184338C1 (en) | 2001-05-17 | 2001-05-17 | Plastic cartridge case and device for its manufacture |
| RU2001113116 | 2001-05-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2334214T3 true ES2334214T3 (en) | 2010-03-08 |
Family
ID=20249609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES02731037T Expired - Lifetime ES2334214T3 (en) | 2001-05-17 | 2002-05-15 | PLASTIC CARTRIDGE HOOD AND DEVICE FOR THE PRODUCTION OF THE SAME. |
Country Status (21)
| Country | Link |
|---|---|
| US (1) | US20040011237A1 (en) |
| EP (1) | EP1388726B1 (en) |
| KR (1) | KR100550682B1 (en) |
| CN (1) | CN100370215C (en) |
| AT (1) | ATE447156T1 (en) |
| AU (1) | AU2002304212B2 (en) |
| BR (1) | BR0205393B1 (en) |
| CA (1) | CA2417847C (en) |
| CZ (1) | CZ2003233A3 (en) |
| DE (1) | DE60234175D1 (en) |
| EA (1) | EA004026B1 (en) |
| ES (1) | ES2334214T3 (en) |
| HU (1) | HUP0600672A2 (en) |
| LT (1) | LT5117B (en) |
| LV (1) | LV13107B (en) |
| PL (1) | PL197457B1 (en) |
| PT (1) | PT1388726E (en) |
| RU (1) | RU2184338C1 (en) |
| UA (1) | UA74403C2 (en) |
| WO (1) | WO2002093103A1 (en) |
| ZA (1) | ZA200301238B (en) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7921780B2 (en) | 2004-04-02 | 2011-04-12 | Techventure Investments Pty Ltd | Projectile |
| WO2005095884A1 (en) * | 2004-04-02 | 2005-10-13 | Techventure Investments Pty Ltd | A projectile |
| US20090183628A1 (en) * | 2008-01-18 | 2009-07-23 | Jones D Patrick | Dual sided and dual process bandolier |
| US8176826B2 (en) | 2004-08-18 | 2012-05-15 | Penn United Technologies, Inc. | Bandolier with laterally offset and spaced work piece |
| FR2911729A1 (en) * | 2007-01-19 | 2008-07-25 | Airbus France Sas | Electrical cable stripping and reforming assisting tool i.e. cutting plier, has body including recess arranged at body end, where shape of recess is defined by utilization of tool and diameter of recess is lower than diameter of narrow part |
| TW200907287A (en) * | 2007-03-30 | 2009-02-16 | Techventure Invest Pty Co Ltd | A method of manufacturing ammunition |
| US8763535B2 (en) | 2011-01-14 | 2014-07-01 | Pcp Tactical, Llc | Narrowing high strength polymer-based cartridge casing for blank and subsonic ammunition |
| US8807008B2 (en) | 2011-01-14 | 2014-08-19 | Pcp Tactical, Llc | Polymer-based machine gun belt links and cartridge casings and manufacturing method |
| US10197366B2 (en) | 2011-01-14 | 2019-02-05 | Pcp Tactical, Llc | Polymer-based cartridge casing for blank and subsonic ammunition |
| US8869702B2 (en) | 2011-01-14 | 2014-10-28 | Pcp Tactical, Llc | Variable inside shoulder polymer cartridge |
| WO2012097317A2 (en) | 2011-01-14 | 2012-07-19 | Pcp Ammunition Company Llc | High strength polymer-based cartridge casing and manufacturing method |
| USD715888S1 (en) | 2012-01-13 | 2014-10-21 | Pcp Tactical, Llc | Radiused insert |
| US10012485B1 (en) * | 2017-02-15 | 2018-07-03 | Micron Products, Inc. | Integrated burst disc for high/low propulsion ordnance |
| SI25386A (en) | 2017-02-20 | 2018-08-31 | AREX Proizvodnja orodij, naprav in storitve d.o.o. Ĺ entjernej | Cartridge |
| IL280522B1 (en) | 2018-07-30 | 2024-06-01 | Pcp Tactical Llc | Polymer cartridge with enhanced snapfit metal insert and thickness ratios |
| CN113916062A (en) * | 2020-07-07 | 2022-01-11 | 东莞梵铃材料科技有限公司 | Armor piercing bullet and manufacturing method thereof |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US513997A (en) * | 1894-02-06 | Cartridge | ||
| BE533744A (en) * | 1953-01-30 | |||
| US2953990A (en) * | 1953-12-11 | 1960-09-27 | Olin Mathieson | Ammunition |
| BE540698A (en) * | 1954-09-04 | |||
| US3093073A (en) * | 1959-08-31 | 1963-06-11 | Harry A Lockwood | Shell for guns |
| FR1428443A (en) * | 1964-03-18 | 1966-02-11 | Cartridge refinements | |
| FR1442932A (en) * | 1964-08-12 | 1966-06-17 | Mueanyagipari Ki | Plastic cartridge cases |
| SE343137B (en) | 1965-12-03 | 1972-02-28 | Blanicke Strojirny Np | |
| US3477374A (en) * | 1968-04-11 | 1969-11-11 | Aai Corp | Fixed primer set-back cartridge |
| US3559581A (en) * | 1968-12-05 | 1971-02-02 | Blanicke Strojirny Np | Method of manufacture of thin-walled plastic shell casings |
| US3611938A (en) * | 1969-06-24 | 1971-10-12 | Federal Cartridge Corp | Plastic shot shell |
| US3732820A (en) * | 1971-06-28 | 1973-05-15 | G Hendricks | Ball anvil primer |
| DE2327947A1 (en) * | 1973-06-01 | 1974-12-19 | Dynamit Nobel Ag | FIREWORKS |
| US4315462A (en) * | 1979-09-10 | 1982-02-16 | Vollers Gary L | Shot gun shell primer |
| US4867066A (en) * | 1988-10-21 | 1989-09-19 | Olin Corporation | Shotshell casing with reduced volume basewad and increased interior volume for larger shot loads |
| RU11882U1 (en) * | 1999-08-16 | 1999-11-16 | Георгий Эдуардович Хвичия | PLASTIC CARTRIDGE SHELL AND DEVICE FOR ITS MANUFACTURE |
-
2001
- 2001-05-17 RU RU2001113116/02A patent/RU2184338C1/en not_active IP Right Cessation
-
2002
- 2002-05-15 HU HU0600672A patent/HUP0600672A2/en active IP Right Revival
- 2002-05-15 CA CA002417847A patent/CA2417847C/en not_active Expired - Fee Related
- 2002-05-15 PL PL361778A patent/PL197457B1/en not_active IP Right Cessation
- 2002-05-15 EA EA200300405A patent/EA004026B1/en not_active IP Right Cessation
- 2002-05-15 AT AT02731037T patent/ATE447156T1/en not_active IP Right Cessation
- 2002-05-15 EP EP02731037A patent/EP1388726B1/en not_active Expired - Lifetime
- 2002-05-15 CN CNB028017234A patent/CN100370215C/en not_active Expired - Fee Related
- 2002-05-15 US US10/399,795 patent/US20040011237A1/en not_active Abandoned
- 2002-05-15 AU AU2002304212A patent/AU2002304212B2/en not_active Ceased
- 2002-05-15 CZ CZ2003233A patent/CZ2003233A3/en unknown
- 2002-05-15 ES ES02731037T patent/ES2334214T3/en not_active Expired - Lifetime
- 2002-05-15 DE DE60234175T patent/DE60234175D1/en not_active Expired - Lifetime
- 2002-05-15 BR BRPI0205393-4A patent/BR0205393B1/en not_active IP Right Cessation
- 2002-05-15 WO PCT/RU2002/000232 patent/WO2002093103A1/en active IP Right Grant
- 2002-05-15 PT PT02731037T patent/PT1388726E/en unknown
- 2002-05-15 KR KR1020037000658A patent/KR100550682B1/en not_active IP Right Cessation
- 2002-05-15 UA UA2003065747A patent/UA74403C2/en unknown
-
2003
- 2003-02-14 ZA ZA200301238A patent/ZA200301238B/en unknown
- 2003-06-04 LT LT2003054A patent/LT5117B/en not_active IP Right Cessation
- 2003-07-02 LV LVP-03-75A patent/LV13107B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE60234175D1 (en) | 2009-12-10 |
| KR100550682B1 (en) | 2006-02-09 |
| US20040011237A1 (en) | 2004-01-22 |
| WO2002093103A1 (en) | 2002-11-21 |
| CA2417847C (en) | 2005-12-06 |
| EP1388726A4 (en) | 2007-08-08 |
| CN1463354A (en) | 2003-12-24 |
| EP1388726A1 (en) | 2004-02-11 |
| UA74403C2 (en) | 2005-12-15 |
| PL361778A1 (en) | 2004-10-04 |
| KR20030020934A (en) | 2003-03-10 |
| HUP0600672A2 (en) | 2007-03-28 |
| LT2003054A (en) | 2003-11-25 |
| LT5117B (en) | 2004-03-25 |
| WO2002093103A8 (en) | 2003-03-20 |
| CZ2003233A3 (en) | 2004-01-14 |
| ZA200301238B (en) | 2004-02-25 |
| BR0205393B1 (en) | 2011-02-22 |
| AU2002304212B2 (en) | 2007-07-19 |
| PT1388726E (en) | 2009-12-23 |
| EP1388726B1 (en) | 2009-10-28 |
| RU2184338C1 (en) | 2002-06-27 |
| EA004026B1 (en) | 2003-12-25 |
| EA200300405A1 (en) | 2003-08-28 |
| CA2417847A1 (en) | 2002-11-21 |
| ATE447156T1 (en) | 2009-11-15 |
| PL197457B1 (en) | 2008-04-30 |
| LV13107B (en) | 2004-05-20 |
| AU2002304212B8 (en) | 2002-11-25 |
| BR0205393A (en) | 2003-06-10 |
| CN100370215C (en) | 2008-02-20 |
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