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EP0780658B1 - Grenade à main fumigène rapide - Google Patents

Grenade à main fumigène rapide Download PDF

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Publication number
EP0780658B1
EP0780658B1 EP96120665A EP96120665A EP0780658B1 EP 0780658 B1 EP0780658 B1 EP 0780658B1 EP 96120665 A EP96120665 A EP 96120665A EP 96120665 A EP96120665 A EP 96120665A EP 0780658 B1 EP0780658 B1 EP 0780658B1
Authority
EP
European Patent Office
Prior art keywords
piece
head
aluminium
smoke
igniter
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
Application number
EP96120665A
Other languages
German (de)
English (en)
Other versions
EP0780658A2 (fr
EP0780658A3 (fr
Inventor
Peter Rayer
Norbert Dr.-Ing. Wardecki
Karl Raupp
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Buck Neue Technologien GmbH
Original Assignee
Buck Neue Technologien GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Buck Neue Technologien GmbH filed Critical Buck Neue Technologien GmbH
Publication of EP0780658A2 publication Critical patent/EP0780658A2/fr
Publication of EP0780658A3 publication Critical patent/EP0780658A3/fr
Application granted granted Critical
Publication of EP0780658B1 publication Critical patent/EP0780658B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B12/00—Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material
    • F42B12/02—Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the warhead or the intended effect
    • F42B12/36—Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the warhead or the intended effect for dispensing materials; for producing chemical or physical reaction; for signalling ; for transmitting information
    • F42B12/46—Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the warhead or the intended effect for dispensing materials; for producing chemical or physical reaction; for signalling ; for transmitting information for dispensing gases, vapours, powders or chemically-reactive substances
    • F42B12/48—Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the warhead or the intended effect for dispensing materials; for producing chemical or physical reaction; for signalling ; for transmitting information for dispensing gases, vapours, powders or chemically-reactive substances smoke-producing, e.g. infrared clouds
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B27/00—Hand grenades

Definitions

  • the invention relates to a new hand grenade in shape a quick fog grenade.
  • Hand grenades are military melee weapons and serve to fight hidden targets that are within range.
  • Hand grenades usually consist of a shell, an explosive filling and a detonator. If necessary, the shell of the Hand grenade be designed so that it splinters heavily. In each In this case, the explosive charge is detonated by ignition.
  • Fog missiles are in different embodiments known.
  • DE-B 11 85 510 and DE-B 14 28 657 known smoke missile, whose in a throwing container located fog set via a contact head to the effect can be brought.
  • EP-A 0 046 230 is a smoke nozzle known, the mist set out in one with longitudinal target breaking points provided shell layered pressed bodies with a central There is a recess in which an ignition charge is arranged.
  • the mist agent has to be granulated and compressed into compacts become.
  • Fog forms which in addition to the visual range also in the infrared range Effect achieved, and its components less are more toxic than known smoke agents.
  • a very stable cloud of fog can be built up in no time, which either serves to camouflage or confuse the opponent.
  • the rapid fog grenade according to the invention it is possible to a cloud of fog with a diameter of up to 10 m inside build up from 1 to 2 seconds, which then in up to 2 minutes stops in the air.
  • the ingredients and the resultant Mists are not toxic to the environment.
  • the burnables are at most slightly toxic, so that only a small load on the Environment is achieved.
  • the individual are massive Parts of the rapid fog hand grenade connected so that the thrower cannot be injured by it.
  • the distributed fog particles in turn are so light that their storage is in the vicinity of a maximum of 10 m around the cutting point and thereby there is no danger to the thrower.
  • a drawn aluminum can preferably a can made of another common metal, such as sheet metal, or also be used from a suitable plastic, wherein here especially for environmental reasons, especially degradable Plastics are used.
  • the detonator head of the rapid fog grenade according to the invention is constructed in a manner known per se, whereby be Safety bracket is characterized above all by the fact that it by his special shape and in particular its elongated ironing fork unintentional release from the securing element arranged on the head piece prevented.
  • An undesirable separation will continue the safety bracket after actuation of the detonator head and thus a danger for the thrower according to the invention prevents the safety bracket from a connecting element is securely connected to the head of the detonator head, why this connecting element preferably from one to the Steel cable, steel wire, each securely fixed to the parts to be connected or steel bracket.
  • the head of the detonator head can be made of any common material.
  • That in the central hole of the head piece arranged primer is a common component in technology, whose active component when the impact piece hits the firing pin disposed thereon is initiated in a manner that for the immediate ignition of the related and the ignition delay element arranged in the insert of the ignition disassembly unit leads. This hit is included of its individual elements also in a manner known per se built up.
  • the preferred aluminum can of the active mass body is preferably produced by deep drawing, extrusion or die casting. This enables easy manufacture of a compact one and with a reinforced bottom box that is both made of For reasons of strength as well as for safe arrangement and assembly the one to be anchored in or around the ground further components of the rapid fog hand grenade according to the invention is needed.
  • the aluminum can is arranged according to the ignition disassembly unit in the central hole of their reinforced bottom, which is preferably done via a screw thread, from their open Floor provided with the elements to be arranged in it. This includes, among other things, the preferably existing one on the floor supported by a spring, in particular a snap ring, loaded shim.
  • this connection element preferably belongs also existing connecting element, if this is in Annular gap between the thin-walled aluminum sleeve of the ignition disassembly unit and the smoke agent around them to be arranged inside the aluminum can.
  • this connection element can be used in such a case first be fixed to the bottom of the aluminum can. This is where in the form of flammable disk-shaped or disk-sector-shaped thin leaves (flares) of low mass placed in the aluminum can. After filling the This becomes an aluminum can with the flares that form the fog agent Can tightly closed with a lid, what to use usual measures can be taken and preferably by Placement of an adhesive between the inner jacket of the lid and the associated outer jacket of the aluminum can. After arranging the lid on the aluminum box, the bottom of the Lid also in a preferred embodiment in Annular gap existing connecting element using measures be attached, which ensures a secure connection of the reinforced Bottom of the aluminum can with its lid.
  • This connecting element can for example consist of a there are securely fixed steel cables, steel wire or steel brackets, preferably ensured by a certain excess length is that this element before laboratoryizing the active mass body can already be firmly attached to the lid before closing it is put on.
  • a connecting element also be a so-called sieve tube, as it is used for firmly connecting the bottom of such cans to the respective one Cover is common in itself.
  • the respective sleeve Ignition disassembly unit around, namely in a released Canal simply a sieve tube (for the easy passage of the Combustion gases) arranged and in a suitable manner, as by Screw together, fixed to the parts to be connected.
  • the in a preferred embodiment between the reinforced bottom and the adjacent top layer of the Mist means also existing arrangement of one with one Spring, preferably a snap ring, loaded shim serves to compensate dimensional tolerances and above all this means that the fog agent in the form of a compact body is fixed in the aluminum can.
  • the aluminum can radial or of the active mass body in its jacket better longitudinal breaking points, which are expediently arranged in the jacket of the aluminum can Longitudinal grooves are the same in the manufacture of the aluminum can can be impressed.
  • breaking points disassembling the aluminum can is easier and at the same time one clean all-round distribution of what is in the aluminum can Fog agent with the result that the desired large area and clean cloud of fog is formed, which is proportionate stays in suspension for a long time and from the burning smoke is replenished.
  • the carrier for the thin ones that form the fog Papers are suitable for a wide variety of plastics as well as uncoated or coated paper.
  • the latter is preferred because the former usually always contains some water, so that a premature reaction with which the base of the smoke agent representing red phosphorus.
  • the on the carrier applied pyrotechnic active mass contains to generate the The main active ingredient is red phosphorus. It preferably exists comprising from about 70 wt .-% to 80 wt .-% pyrotechnic mass red phosphorus and from about 20% by weight to 30% by weight of a binder, which is preferably a pasty polyvinyl chloride.
  • This pyrotechnic mass can also have other usual additives contain, for example, a share of magnesium to prevent fog accelerate further.
  • the combustible, disc-shaped, smoke-forming agent or disk-sector-shaped thin leaflets correspond in their outer circumference approximately the inner diameter of the aluminum can and in its inner circumference about that in the central channel formed to be used thin-walled aluminum sleeve of the ignition disassembly unit.
  • one is preferably proportional narrow annular groove or at least a small channel, where that preferably between the bottom of the aluminum can and its lid arranged connecting element can be accommodated.
  • the special form of the fog agent has the advantage that the Fog agent in a very economical and tightly packed manner in the Can arrange aluminum can, these leaves according to their Ignite relatively slowly from the edge towards the center.
  • the carrier of the fog agent can be one-sided or preferably coated on both sides with fog agent.
  • the third essential component of the rapid fog hand grenade according to the invention is an ignition disassembly unit, the insert of which is preferably arranged tightly and tightly in the central bore of the reinforced base of the aluminum can via a screw thread.
  • the head part of this insert piece is firmly connected to the head piece of the igniter head by means of suitable means, preferably in turn a screw thread, the individual components also being gas-tightly sealed off from one another if necessary.
  • a thin-walled aluminum sleeve which extends practically through the entire active mass body is arranged in the central bore of the insert.
  • the insert of the ignition disassembly unit can in turn consist of any material that is customary for this purpose and is preferably made of aluminum.
  • an ignition disassembly charge is contained, the active ingredient of which is a classic pop set based on aluminum potassium perchlorate (Al / KClO 4 ), since such a set is far less toxic than a set based on magnesium and barium nitrate (Mg / Ba (NO 3 ) 2 ).
  • Al / KClO 4 aluminum potassium perchlorate
  • Mg / Ba (NO 3 ) 2 magnesium and barium nitrate
  • the rapid fog hand grenade according to the invention once mechanical initiation has taken place, can only develop its effect after a desired time, and thus also throwing distance, with the aluminum can being dismantled and the ignition and discharge of the fog agent.
  • the ignition delay element allows the launcher a certain time to drop the grenade and, if necessary, to be able to get to safety.
  • An ignition core is preferably also arranged in the latter for faster ignition and better through-reaction of the ignition disassembly charge present in the aluminum sleeve.
  • particles of more active material can optionally also be statistically distributed in the ignition splitter charge, which, if necessary, in turn ensures rapid ignition and reaction of the actual ignition splitter charge.
  • the predetermined time within which the ignition delay element reacts and then ignites the igniter charge is only a few seconds and can be, for example, in the range from 3 to 8 seconds.
  • the rapid fog grenade according to the invention Before throwing, the rapid fog grenade according to the invention with the throwing hand so that the safety bar is held. With the other hand, the securing element unlocked. Then the safety bar is only from the throwing hand recorded. If the grenade is thrown now, then it can the safety bracket from the striker under spring pressure pushed away and so its firing pin on that in the head of the Hit the primer cap and thereby the Initiate the charge in it and then the entire charge Get the knitting chain going. After the specified delay time becomes the ignition splitter charge present in the ignition splitter unit lit, the thin-walled aluminum sleeve disassembled and this set the surrounding smoke agent on fire.
  • the mantle of the resulting pressure Disassembled aluminum can, and the burning fog-forming leaves are forming a clean and floating cloud in the Environment ejected.
  • the grenade launcher is in front all protected from mechanical injury that the more massive particles of the rapid fog hand grenade according to the invention connected by appropriate security elements and not can fly apart.
  • the figure shows a detonator head A, can be operated manually by means of a safety bracket 11.
  • the securing bracket 11 is with a securing element 13 on the head piece 1 of the fuse head A attached. Furthermore, on the head piece 1 and approximately in a fuse element 13 opposite by means of the tension spring 7 and its fastening pivotable arrangement an impact piece 5 having a firing pin 9 is attached, in the secured state from the safety bracket 11 under Spring pressure is kept.
  • the head piece 1 has a central one Bore 3 on, in the striker 5 associated upper end a primer 37 is arranged, which is a usual and by Includes initiation charge that can be initiated.
  • the safety bracket 11 is via a connecting element 41 (in the present case a Steel wire) firmly connected to the head piece 1 of the igniter head, to separate and fly away in this way of the safety bracket 11 from the headpiece after throwing and Prevent the reaction of the present rapid fog hand grenade.
  • a screw thread 27 is also arranged in the head piece 1 that the detonator head with an ignition disassembly unit C and over the latter can also be firmly connected to an active mass body B. can.
  • the figure further shows an active mass body B with initially a drawn aluminum can 15.
  • a drawn aluminum can 15 In the preferably a central bore having a screw thread 29 the reinforced bottom 17 of this box is the later in individual ignition disassembly unit C to be described gas-tight arranged in closing.
  • Inside the aluminum can 15 is immediate in the area of their reinforced bottom 17 a one preferred embodiment corresponding shim 47 arranged via a spring 49, which is shown in the Shape is a snap ring that is pressurized.
  • the thin-walled aluminum sleeve 31 In the central bore of the insert 25 of the ignition disassembly unit C is also gas-tight the thin-walled aluminum sleeve 31 is arranged.
  • the thin-walled Aluminum sleeve 31 extends axially practically through the entire Aluminum box 15 and is in total with an ignition disassembly charge 35 filled, which in the preferred embodiment on a classic pop set made of aluminum and potassium perchlorate, especially since this is much less toxic than the others Usually used ignition disassembly sets based on a Mixture of magnesium and barium nitrate based, which is considered toxic is classified.
  • the effective mass of the desired delay results in, for example, a standard delay of 3.5 ⁇ 0.5 Seconds.
  • the aluminum can 15 is forming a channel 21 or just a recess for guiding a connecting element 43 overall coated with the fog agent 19 in the form flammable disc-shaped and in the preferred embodiment disk-shaped leaflets (flares) filled.
  • a fog agent on both sides are coated on the basis of red phosphorus, these Coating preferably from about 70 wt .-% to 80 wt .-% pyrotechnic Mass comprising red phosphorus and about 20 wt .-% to 30 wt .-% binder.
  • the aluminum can 15 of the active mass body B is on its originally open end firmly connected to a cover 23, this fixed connection in the preferred embodiment via a not shown and between the inner jacket of the Cover 23 and the associated part of the aluminum can 15 arranged Adhesive exists.
  • the reinforced bottom 17 of the aluminum can 15 is fixed to the cover 23 via a connecting element 43 connected, which is in the shown and preferred embodiment is a steel wire, which in one of the Channel 21 free ring groove between the thin-walled aluminum sleeve 31 and the fog agent 19 or as an alternative only one of the recessed longitudinal notches is guided.
  • the of the Spring 49 acted shim 47 serves, moreover, as already mentioned, to compensate for dimensional tolerances, a possible remaining volume and to hold together practically of the combustible disk-shaped forming the fog agent 19 or disc-shaped thin leaflets (flares).

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Air Bags (AREA)
  • Emergency Lowering Means (AREA)
  • Superstructure Of Vehicle (AREA)
  • Catching Or Destruction (AREA)
  • Steering Devices For Bicycles And Motorcycles (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Controls For Constant Speed Travelling (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Claims (5)

  1. Grenade à main fumigène rapide comportant
    (I) une tête de détonateur (A) actionnable manuellement, constituée d'une pièce de tête (1) présentant un trou central (3) avec une pièce de percussion (5) disposée pivotante sur un côté de la pièce de tête (1), actionnable par un ressort de tension (7) et comportant un percuteur (9), et avec un étrier de sûreté (11) disposé pivotant sur l'autre côté opposé de la pièce de tête (1) et bloqué par un élément de sûreté (13), lequel étrier, en position de sûreté, maintient tendue la pièce de percussion (5) par son ressort (7),
    (II) un corps de masse active (B) constitué d'une boíte d'aluminium (15) rayée avec un fond (17) associé à la pièce de tête (1) de la tête de détonateur (A) et renforcé, un agent fumigène (19) disposé dans la boíte d'aluminium (15) en formant un canal (21) qui traverse au centre l'intérieur de la boíte, sous la forme de lamelles minces (flares) combustibles, en forme de disque ou de secteur de disque, de masse réduite, revêtues d'une substance active fumigène à base de phosphore rouge, et avec un couvercle (23) qui ferme la boíte d'aluminium (15) à son extrémité initialement ouverte, ainsi que
    (III) une unité d'allumage et de désagrégation (C) constituée d'une pièce de garniture (25) qui relie, par un filetage de vis (27, 29), la pièce de tête (1) de la tête de détonateur (A) au fond (17) de la boíte d'aluminium (15) du corps de masse active (B), ainsi que d'une douille d'aluminium (31) à paroi mince rayée, fixée dans un trou central (33) de la pièce de garniture (25), laquelle douille traverse le canal (21) dégagé par l'agent fumigène (19), approximativement jusqu'au fond (17) de la boíte d'aluminium (15) et dans laquelle est disposée une charge d'allumage et de désagrégation (35) pour l'allumage de l'agent fumigène (19) et pour la désagrégation de la boíte d'aluminium (15), au moyen d'une âme d'allumage (51) centrale, éventuellement prévue,
    caractérisée en ce que
    (a) la chaíne active pyrotechnique qui va de la pièce de percussion (5) à la charge d'allumage et de désagrégation (35), est formée par un chapeau d'allumage (37), disposé dans les trous centraux (33) de la pièce de tête (1) et de la pièce de garniture (25), avec éléments de temporisation d'allumage (39) suivants,
    (b) la substance active fumigène est constituée d'environ 70 pour cent en poids à 80 pour cent en poids de masse pyrotechnique, comprenant du phosphore rouge et d'environ 20 pour cent en poids à 30 pour cent en poids de liant,
    (c) la charge d'allumage et de désagrégation (35) contient comme constituant actif de l'aluminium et du perchlorate de potassium,
    (d) l'étrier de sûreté (11) est relié à la pièce de tête (1) de la tête de détonateur (A), par un premier élément de liaison (41) sous la forme d'un câble d'acier, d'un fil d'acier ou d'un étrier d'acier, et
    (e) le couvercle (23), qui ferme la boíte d'aluminium (15), est relié au fond renforcé (17) de la boíte d'aluminium (15), par un deuxième élément de liaison sous la forme d'un câble d'acier, d'un fil d'acier ou d'un étrier d'acier.
  2. Grenade à main fumigène rapide selon la revendication 1, caractérisée en ce que le deuxième élément de liaison (43) est un tube coaxial à fentes relié au couvercle (23) et au fond (17) de la boíte d'aluminium (15).
  3. Grenade à main fumigène rapide selon la revendication 1 ou 2, caractérisé en ce que le deuxième élément de liaison (43) est disposé dans la fente annulaire, formée par le canal (21), entre la douille d'aluminium (31) à paroi mince et l'agent fumigène (19).
  4. Grenade à main fumigène rapide selon l'une des revendications précédentes, caractérisé en ce que la boíte d'aluminium (15) du corps de masse active (B) présente dans son enveloppe des points destinés à la rupture, qui s'étendent radialement ou de préférence longitudinalement.
  5. Grenade à main fumigène rapide selon la revendication 4, caractérisée en ce que les points destinés à la rupture, prévus dans l'enveloppe de la boíte d'aluminium (15), sont disposés sous la forme de rainures longitudinales.
EP96120665A 1995-12-22 1996-12-20 Grenade à main fumigène rapide Expired - Lifetime EP0780658B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19548436 1995-12-22
DE19548436A DE19548436C1 (de) 1995-12-22 1995-12-22 Schnellnebelhandgranate

Publications (3)

Publication Number Publication Date
EP0780658A2 EP0780658A2 (fr) 1997-06-25
EP0780658A3 EP0780658A3 (fr) 1998-09-16
EP0780658B1 true EP0780658B1 (fr) 2002-02-20

Family

ID=7781212

Family Applications (1)

Application Number Title Priority Date Filing Date
EP96120665A Expired - Lifetime EP0780658B1 (fr) 1995-12-22 1996-12-20 Grenade à main fumigène rapide

Country Status (7)

Country Link
US (1) US5700971A (fr)
EP (1) EP0780658B1 (fr)
JP (1) JPH09196600A (fr)
AT (1) ATE213533T1 (fr)
CA (1) CA2193604C (fr)
DE (3) DE19548436C1 (fr)
NO (1) NO308385B1 (fr)

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DE10308307B4 (de) * 2003-02-26 2007-01-04 Buck Neue Technologien Gmbh Geschoß sowie Submunition mit Vorspannkörper
DE202005009628U1 (de) * 2005-06-20 2005-10-20 Nico-Pyrotechnik Hanns-Jürgen Diederichs GmbH & Co. KG Kipphebelzünder z.B. für Irritationskörper
JP5015527B2 (ja) * 2006-08-28 2012-08-29 日本工機株式会社 閃光発音体および煙発生体
JP5408522B2 (ja) * 2007-04-25 2014-02-05 豊和工業株式会社 スタングレネード
US9234730B1 (en) 2007-10-22 2016-01-12 Kendrick Cook Hand grenade
RU2398181C1 (ru) * 2009-01-22 2010-08-27 Николай Михайлович Вареных Дымовая граната
DE102009030869A1 (de) * 2009-06-26 2011-02-10 Rheinmetall Waffe Munition Gmbh Wirkkörper
DE102009049003A1 (de) 2009-10-09 2011-06-16 Rheinmetall Waffe Munition Gmbh Kunststoffgebundene pyrotechnische Mischung zur Erzeugung von Alkalimetallchlorid- bzw. Erdalkalimetallchlorid-Aerosolen als Tarnnebel
US9989340B2 (en) * 2015-10-09 2018-06-05 Combined Systems Inc. Low-weight small-form-factor stun grenade
JP6563773B2 (ja) * 2015-10-20 2019-08-21 株式会社ダイセル 煙幕発生器
DE202017106815U1 (de) 2017-11-09 2018-01-22 Rheinmetall Waffe Munition Gmbh Nebelgranate
CN111609768A (zh) * 2020-05-07 2020-09-01 林文胜 计时式投掷弹
CN111829395B (zh) * 2020-07-02 2021-07-23 安徽神剑科技股份有限公司 爆炸型生物材料均匀分散装置

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Also Published As

Publication number Publication date
ATE213533T1 (de) 2002-03-15
DE29622620U1 (de) 1997-05-15
US5700971A (en) 1997-12-23
CA2193604A1 (fr) 1997-06-23
NO965511L (no) 1997-06-23
NO308385B1 (no) 2000-09-04
CA2193604C (fr) 2000-03-21
DE59608758D1 (de) 2002-03-28
JPH09196600A (ja) 1997-07-31
NO965511D0 (no) 1996-12-20
EP0780658A2 (fr) 1997-06-25
EP0780658A3 (fr) 1998-09-16
DE19548436C1 (de) 1997-06-26

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