CN103688130A - Less lethal weapon projectile - Google Patents

Less lethal weapon projectile Download PDF

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Publication number
CN103688130A
CN103688130A CN201180069899.7A CN201180069899A CN103688130A CN 103688130 A CN103688130 A CN 103688130A CN 201180069899 A CN201180069899 A CN 201180069899A CN 103688130 A CN103688130 A CN 103688130A
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CN
China
Prior art keywords
projectile
core
base portion
leading section
rearward end
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Granted
Application number
CN201180069899.7A
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Chinese (zh)
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CN103688130B (en
Inventor
M·达纳维
J-F·雅凯
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NOBEL SPORT
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NOBEL SPORT
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Publication of CN103688130A publication Critical patent/CN103688130A/en
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Publication of CN103688130B publication Critical patent/CN103688130B/en
Expired - Fee Related legal-status Critical Current
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42AMMUNITION; BLASTING
    • F42BEXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B8/00Practice or training ammunition
    • F42B8/12Projectiles or missiles
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42AMMUNITION; BLASTING
    • F42BEXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B12/00Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material
    • F42B12/02Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the warhead or the intended effect
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42AMMUNITION; BLASTING
    • F42BEXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B12/00Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material
    • F42B12/02Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the warhead or the intended effect
    • F42B12/34Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the warhead or the intended effect expanding before or on impact, i.e. of dumdum or mushroom type
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42AMMUNITION; BLASTING
    • F42BEXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B12/00Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material
    • F42B12/72Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the material
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42AMMUNITION; BLASTING
    • F42BEXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B12/00Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material
    • F42B12/72Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the material
    • F42B12/74Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the material of the core or solid body
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42AMMUNITION; BLASTING
    • F42BEXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B12/00Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material
    • F42B12/72Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the material
    • F42B12/76Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the material of the casing
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42AMMUNITION; BLASTING
    • F42BEXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B30/00Projectiles or missiles, not otherwise provided for, characterised by the ammunition class or type, e.g. by the launching apparatus or weapon used
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42AMMUNITION; BLASTING
    • F42BEXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B30/00Projectiles or missiles, not otherwise provided for, characterised by the ammunition class or type, e.g. by the launching apparatus or weapon used
    • F42B30/04Rifle grenades

Abstract

The invention relates to a less lethal weapon projectile having an overall cylindrical shape of longitudinal axis (L) and comprising a front end (4) in the shape of a spherical or approximately spherical cap and a rear end (2). According to the invention, the projectile includes: a core (6) made from aluminium foam, having an overall cylindrical shape centered on the above-mentioned axis (L) and comprising a front end (16) and a rear end (13) with a rear face (14), said front end (16) taking the form of a spherical or substantially spherical cap; a base (5) assembled with the aforementioned rear end (13) of the core (6) and comprising a front wall (9), which is arranged transversely to the axis (L) and which covers the rear face (14) of the core (6); and an outer case (7) that covers at least the front end (16) of the core (6). The centre of gravity and the centre of thrust of the projectile correspond perfectly, so that the projectile has good external ballistics.

Description

Nonlethal weapon projectile
The present invention relates to a kind of nonlethal weapon projectile; this nonlethal weapon projectile can clash into target; all if implement the fierce strike of projectile; destruction and/or the wound cause clashed in restriction simultaneously thus, particularly for the sensitiveness of individual (particularly head) with do not obtain the region protected.
LLW projectile (for nonlethal weapon) uses while normally externally being taken action by enforcement and armed forces, thereby reach compacting or cause the effect that particular individual is run away, preventing that they are injured or injury injured or that cause is reduced to minimum degree.
While launching these projectiles, use reflex (guiding) transmitting tube, what it was the most frequently used is 40mm (NATO label: 40mmX46) bore.
Very normally, these LLW projectiles have cylindrical shape on the whole, and its length scale is 50-70mm and its diameter, as what describe especially above, are 40mm, and its leading section is the shape that hemispherical is blocked a shot on the whole.They normally form by molding thermoplastic foamed material.
Now, at non-fatal (LL) with particularly in the new power military supplies research field aspect the improvement of the terminal effects of corresponding projectile, prior art is very deficient.
Really, the existing material of being devoted to the embodiment of more ductility comprises these projectiles, its think projectile more " soft " non-fatal.Until the applicant recognizes: for not giving correct concrete idea take in the understanding of the relation between physical parameter and injury effect in the LL projectile impact process that the mankind are target.To the identification of the physical parameter of " correctly ", make it likely find appropriate technical solution.
In order to respond this target, by testing and simulation is studied, proves and verifies:
---energy is not the absolute mechanical parameter of the relevant order of severity
---this parameter is actually the power while clashing into.
Recall the fatal result that causes of utilizing nonfatal projectile to control low possibility, serious injury on individuality or permanent wound are also not easy to obtain, this is that this is known physical phenomenon for ballistician because of the speed loss on the trajectory of projectile causing due to air drag in process afterwards.Like this, for current projectile, in the distance of 50m, can there is the validity of very low level and when 10m, just there is the real standard of harmful effect, so just the use of enforcement and armed forces brought to very large problem.
Just as previously mentioned, from the viewpoint of the validity of wound, when clashing into, be that very important physical parameter is the power being applied in target.
In order to improve validity and the non-lethal of non-fatal projectile, it is a principal object of the present invention to clashing into the always power for identical or substantially the same sequencing of transmitting, and do not consider final speed and do not consider relatively shooting distance (and this be in the common velocity interval being included in while clashing into, greatly about 50-100m/s).
For this reason, according to of the present invention in longitudinal axes L integral body be the LLW projectile of cylindrical shape, there is leading section and the rearward end of spherical in shape or subglobular block shape, it is characterized in that, it comprises:
---the core of being made by foamed aluminium, described core has the cylindrical shape on the whole centered by described axis L, comprises leading section and the rearward end with rear end face spherical in shape or subglobular block shape,
---base portion, the rearward end assembling of itself and described core, described base portion comprises the wall of arranging transverse to described axis L, it covers the described rear end face of described core, and
---external shell, it at least covers the leading section of described core.
By allowing to put into the scraping of the pipe of the weapon that rotates projectile, the base portion of projectile distortion in shooting course.
The core of being made by foamed aluminium very light and its feature and the endergonic feature that crush are provided, these energy are very interesting, in all directions, be to be the speed that is independent of distortion uniformly and all, external shell make its likely optimization projectile ballistic flight and reduce the shock in the moment of the first projectile-target contact.
The impact of this projectile is constant or is almost constant, and irrelevant with its speed (within the scope of traditional stroke speed, particularly between 50m/s and 100m/s).This impact is particularly according to the density of foamed aluminium, and the density of foamed aluminium is the selected parameter of impact as requested.
Preferably, according to the present invention for the density of the foamed aluminium of the core of LLW projectile at 30kg/m 3and 300kg/m 3between.
The base portion of projectile advantageously by thermoplastic, is made and its housing is thermoplastic foam.
According to noticeable feature, the transverse wall of base portion extends back by tubular wall court, and centered by longitudinal axes L, defines the rear chamber of opening.
According to a kind of specific embodiment, the transverse wall of base portion passes through tubulose extension towards front extension, and centered by longitudinal axes L, thereby formation receives the housing of the rearward end of the core of being made by foamed aluminium.
According to specific embodiment, described rear tubular wall or described front tubulose extension, comprise the annular, outer circle for guiding again.
According to specific embodiment, the transverse wall of base portion is by axial tenon towards front extension again, and this axial tenon is for the anterior centering of projectile.
Again according to another specific embodiment, thereby external shell extends to the whole end face exposing that rear base portion covers core.
In specific noticeable embodiment, the rearward end of external shell comprises the beading of inside guiding, and it penetrates the annular being arranged in the core of being made by foamed aluminium and receives in groove.
In the case, thus the rearward end that the leading section of base portion advantageously covers external shell in receiving groove by described beading locks in place.
In addition, the leading section of base portion and the rearward end of external shell more preferably coordinate cooperation by complementary shoulder.
On the other hand, core can comprise that opening enters end face thereafter in the face of the axial valley of the front transverse wall of base portion.This recess makes it especially likely by selecting two density of foamed aluminium to set the impact of two levels.Thereby its foamed aluminium that can remain or be filled with higher or less dense is programmed to the order of severity of clashing into.
According to specific embodiment, projectile is included in the annular contraction flow region between its leading section and rearward end again, and correspondingly diameter reduces, described contraction flow region from the leading section of base portion towards extension.
This feature is used in particular for preventing the target contacting of base portion when with target oblique impact.
On the other hand, projectile according to the present invention comprises the structure of being made by material that can reversible deformation, is positioned at axis L upper, externally between housing and core, is inserting above.This material can be thermoplastic foam or can comprise microballon edge.
The base portion of projectile, core and external shell all can independently be implemented and it can be assembled by any suitable mode.
The present invention further explains the description of the several possible embodiment by below, rather than the restriction of any mode, be only example and be shown in the following drawings, wherein:
Accompanying drawing 1 is according to the perspective view of LLW projectile of the present invention;
Accompanying drawing 2 is longitudinal cross-sectional view of the projectile in accompanying drawing 1;
Accompanying drawing 3 is according to the longitudinal cross-sectional view of the projectile of the first interchangeable embodiment of the present invention;
Accompanying drawing 4 is according to the perspective view of the projectile of the second interchangeable embodiment of the present invention;
Accompanying drawing 5 is longitudinal cross-sectional view of the projectile in accompanying drawing 4;
Accompanying drawing 6 and 7 be projectile according to the present invention during clashing into according to the curve of the variation of the power shown in the time;
Accompanying drawing 8 is according to the longitudinal cross-sectional view of the projectile of the 3rd interchangeable embodiment of the present invention.
The whole cylindrical shape at the LLW projectile 1 shown in attached Fig. 1 and 2 with longitudinal axes L.Its length scale can be that 50-70mm and its diameter can be 35-45mm.
The rearward end 2 of this projectile 1 stops according to the plane perpendicular to longitudinal axes L.Under this level, the axial valley 3 of opening allows the certain ignition of conventional reception to advance (pyrotechnic propulsion), or other propulsion method.Its leading section 4 is spherical or the shape of similar spherical block.
This projectile 1 around its longitudinal axes L symmetry comprises rear base portion 5, and it is by core 6 towards front extension, and the outside end face of core 6 covers by housing 7 is whole substantially.
Rear base portion 5 comprises the cylindrical tube wall 8 centered by axis L, at its leading section, by transverse wall 9, seals.Tubular wall 8 does not seal backward, and defines described axial valley 3 by front cross wall 9.
In the face of this anterior transverse wall 9, notice that tubular wall 8 comprises having the outwards outstanding single-piece annular ring 10 extending.This circle outer surface of 10 of cylindrical shape on the whole, defines the maximum outside bar of projectile and it is formed in the guiding surface of the inner side of the sleeve that advances weapon.
The outer surface of tubular wall 5 has such diameter, the little several millimeters of its diameter than the guiding surface of single-piece circle 10.
In guiding, on the side of the end face 11 of the leading section 4 of projectile, the transverse wall 9 of base portion 5 comprises the cylindrical single-piece tenon 12 centered by axis L.This tenon 12 has half the diameter of value of the diameter of projectile 1; It is highly several millimeters.
The base portion 5 that comprises tubular wall 8, transverse wall 9, circle 10 and tenon 12 for example, is embodied as single-piece by molding thermoplastic material (Merlon).The density of the thermoplastic using can be 1200-1600kg/m 3value.
It plays the substantial portion that provides projectile quality, allow its propelling and part anterior connection, this strength that partially absorbs energy and impact is programmed.
The core 6 of projectile 1 has the cylindrical shape on the whole centered by axis L.
Thereafter end 13 has the diameter of diameter of the guiding surface of the circle 10 that is slightly less than base portion 5, and its rear surface 14 is configured to and tenon 12 tightly around the front end face of base portion 5.
For this reason, extend in the plane of the front end face 11 of base portion 5 this rear surface 14, and it comprises the axial standby portion 15 corresponding to the shape of tenon 12.
The leading section 16 of core 6 is shapes of the spherical or subglobular block centered by axis L.
This core 6 can have the length between 30-50mm.It is made by foamed aluminium (cellular aluminium), and its density is advantageously at 30kg/m 3and 300kg/m 3between.The strength of shock as requested and the length of core 6 and the density of foamed aluminium that according to the value of the energy that will absorb, determine to use.
By molded or any other forming method or cellular material machined, form core 6.
For example, the name that the foamed aluminium Shi You CYMAT company (Canada) using manufactures is called the product of " cymat stabilisation foamed aluminium) " (registration mark), or the name of being manufactured by SHINKO WIRE company (Japan) is called the product of " Alporas " (registration mark).
Such cored structure 6 limits the shock of predefined shock strength for the absorption process at energy, and irrelevant with the stroke speed of projectile.In addition, in the shape above of this alveolate texture, make its time that likely keeps the strength of clashing into until nominal level, for example, be less than the limit explosion value of peeling (scalp).
By any suitable method, for example gummed, fits together the leading section of the rearward end of core 6 13 and base portion 5 11,12.
The leading section 16 of core 6 is covered by housing 7, and housing 7 is preferably made by thermoplastic foam; The density of this thermoplastic foam is preferably at 100kg/m 3and 150kg/m 3between.For example can use rubber, EPDM material or nitrile-teflon mixture (teflon-registration mark).
This external shell 7 has the thickness (for example 1-3mm, preferably 2mm value) of several millimeters.
In the embodiment illustrating, it covers all front portions of core 6 and horizontal outer surface, except the endless belt 18 of the rearward end 13 of described core 6.Its outer surface is arranged in the extension of the outer surface of this " freedom " endless belt 18 like this, and housing 7 is contained in the standby portion 19 of adaptability being arranged in the face of the outside end face of core 6.
At leading section by this housing 7 spherical or the roughly tubular form of spherical block sealing by any suitable mode, for example glue together, be fixed to core 6.
This housing 7, for improving the flight stroke of the trajectory of projectile, prevents the prior fragmentation of the confined explosion of the biomaterial of target when first object-projectile contacts and the honeycomb of permission aluminium.
Accompanying drawing 3 shows the interchangeable embodiment of the projectile shown in attached Fig. 1 and 2.Thereby the part identical with embodiment above used, identical Reference numeral is convenient to be understood.
In corresponding projectile 1 ', core 6 comprises that opening enters the obstructed axial valley 20 of end face 14 thereafter.This recess 20 advantageously has cylindrical shape, and the immediate gap of its diameter is corresponding to the diameter of the axial tenon 12 of base portion 5.Its effect is the requirement making according to strict, between two levels of programming in advance of impact distribution map, implements.
Remain in interchangeable embodiment, can in recess 20, fill additional material.This additional material can be for example to consist of foamed aluminium, and its density than the periphery of the core of present use 6 is large, thereby increases the impact effects of projectile.
About this projectile 1 ', notice that the length of core 6 is less than the length of the projectile core 1 in attached Fig. 1 and 2.
Attached Figure 4 and 5 show another the possible embodiment according to projectile of the present invention.
Still, thus the part identical with the embodiment of accompanying drawing 1-3 used that identical Reference numeral is convenient to be understood.
Corresponding projectile 1 ", comprise rear base portion 5, it is by the core 6 made by foamed aluminium towards front extension, and the outer surface of core 6 is covered by housing 7.
Note, the tubular wall 8 of base portion 5 extends beyond transverse wall 9 towards front by tubulose single-piece extension 21.Guiding circle 10 transverse walls 9 towards base portion 5 extend beyond a part for tubular wall 8 and substantially surpass the whole length of extension 21.
The wall 9 of this extension 21 and base portion 5 is formed for receiving the housing 22 of the rearward end 13 of core 6.The single-piece tenon 12 of embodiment no longer occurs above.
Still, core 6 and base portion 5 are assembled by any suitable mode, preferably by gummed.
On the other hand, in this embodiment, notice that housing 7 covers all surfaces of exposing of core 6; It extends to base portion 5, arrives especially the leading section of extension 21.
The embodiment of attached Figure 4 and 5 has contraction flow region 23 from obvious different being also of embodiment above, and correspondingly its diameter between rearward end 2 and leading section 4 reduces.
This contraction flow region 23 can prevent, when projectile oblique impact, the contact of plastic base one target, prevents that by foamed aluminium, produce and the contact impact inconsistent level of programming.
It obtains by reducing the diameter of the rearward end 13 of core 6 substantially.
Contraction flow region 23 matches at the specific longitudinal component of core 6, and it,, by the leading section 16 of the shape of beading or expansion, is spherical form on the whole, extends to the rearward end 13 of cylindrical shape.
This projectile 1 " the surface of leading section 4 be specific; ball-shaped end surface 4a extends by frusto-conical surface 4b; frusto-conical surface 4b itself extends (correspondingly; its diameter approaches the diameter of circle 10) by periphery 4c, and periphery 4c is again by " rejoining " in contraction flow region 23 terminations surperficial 4d extension.Projectile 1 " this given shape of leading section 4 make advance the speed (level that reaches the strength of programming within a period of time) that it can calibration efficiency, therefore, prevent the blast (peeling, for example, cranium brain clashes into) of biological structure itself.
In order to reach good outside trajectory, the shape of these projectiles all has the perfect correspondence between its center of gravity and its thrust center.
Accompanying drawing 6 is curves, and it shows according to the variation of collision time power in knockout process, and it is the projectile 1 and 1 in attached Fig. 1 and 2 on the one hand ", be 4 and 5 on the other hand.
Below these are clearly:
---(constant force after rate of climb b is a) for rate of climb
Thereby this rate of climb must be less than the structure of not explosion of limiting value biological surface;
---by the constant level of the density of foamed aluminium and the definite power of the size of core.
Thereby calibrating this horizontal a determines and damages and strict pursuit in advance.
---clash into c and finish, remain constant or be constant power a substantially.
Accompanying drawing 7 shows the variation of the power/time of the projectile with (such as shown in Figure 3) double density.Periphery foam by core obtains horizontal d, and determines horizontal e by the center foam of core, and its density is higher than the density of periphery foam.
Accompanying drawing 8 further shows another the possible embodiment according to projectile of the present invention.
In corresponding accompanying drawing, thereby the part identical with the embodiment of accompanying drawing 1-5 used, identical Reference numeral is convenient to be understood.
This projectile 1 " ', comprise rear base portion 5, it covers the rear section of the core 6 of being made by foamed aluminium, and the outside end face of forward part is covered by housing 7.
The materials that use for these different parts 5,6 and 7 are corresponding to description relevant in the embodiment in relevant accompanying drawing 1-5.
As what see in accompanying drawing 8, housing 7 covers the previous section of core 6 and extends to base portion 5.
Portion in its back-end, this housing 7 comprises inwardly outstanding beading 24, its insertion is arranged in reserve part or the annular groove 25 on the core 6 of being made by foamed aluminium, for the assembling between two elements 6 and 7.
This cannelure 25 of core 6 is perpendicular to projectile 1 " ' the plane of longitudinal axes L in extend.
In the rearward end of housing 7, also to again notice the existence of shoulder 26, it outwards points to, towards beading 24.
Owing to forming the elasticity of the material of this housing 7, in the suitable setting of the housing 7 of the leading section of core 6, by pressure, embed realization.
In one side, base portion 5 comprises rear transverse wall 9, and it extends forward by covering the tubulose single-piece extension 21 of the rearward end 13 of the core 6 of being made by foamed aluminium.
The rear end face 14 of the internal end surface pushing and pressing core 6 of transverse wall 9.The outer face of tubulose extension 21 comprises outstanding guiding circle 10.
On its leading section, extension 21 comprises the annular shoulder 27 of inside sensing.This annular shoulder 27 of base portion 5 and annular shoulder 26 complementations of housing 7.
Housing 7 arrange in place after, base portion 5 is attached in the rearward end of core 6.
In this framework, the complementary shoulder 26 of its annular shoulder 27 covering shells 7, carrys out locking housing 7/ core 6 assemblies in this way.
Base portion 5, by any suitable mode, more preferably by gummed, is fixed on the rearward end of core 6.
The inner face of tubulose extension 21 comprises preferred striped or one group of groove/rib, its likely optimization glue together accordingly.
On the other hand, more preferably, base portion 5 and housing 7 are also by composing and be integrated at its complementary shoulder 26 and 27.
After connection, the outside end face of the rearward end of the leading section of base portion 5 and housing 7 is arranged mutually continuously.
During the disappearance of the gummed of the housing 7 on the leading section of core 6 makes crushing, housing 7 is likely freely and prevents, has possibility restriction at least, in departing from shock with respect to the contact between longitudinal axes L base portion 5 and target.
If necessary, tubular wall 21 can towards after extend beyond transverse wall 9, thereby comprise opening back cavity, it is similar to the chamber 3 occurring in the embodiment in accompanying drawing 1-5.
As shown in accompanying drawing 8, thus the leading section of core 6 can be clip the location (just shown in dotted line) that allows structure 28 of end thus make its likely damping when impacting.
This structure 28 can be attached between housing 7 and the leading section of core 6; Can use the impact absorbing material with reversible deformation, for example there is the thermoplastic foam of suitable duration or microballon edge (diameter between 0.5mm and 2mm is for example made by elastomeric material or any other material with double-deformation).
In interchangeable embodiment, impact absorbing structure 28 can be with housing 7 as being integrally formed, and it is by comprising the material of housing 7.

Claims (15)

1. for the projectile of nonlethal weapon, at longitudinal axis (L), go up whole cylindrical shape, described projectile (1,1 ', 1 ", 1 " ') there is leading section (4) and rearward end (2) spherical in shape or subglobular block shape, it is characterized in that, it comprises:
-the core (6) made by foamed aluminium, described core (6) has the cylindrical shape on the whole centered by described axis (L), comprise leading section spherical in shape or roughly spherical cap cap shaped (16) and there is the rearward end (13) of rear end face (14)
-base portion (5), described rearward end (13) assembling of itself and described core (6), described base portion (5) comprises the wall (9) of arranging transverse to described axis (L), and described wall covers the described rear end face (14) of described core (6), and
-external shell (7), it at least covers the leading section (16) of described core (6).
2. projectile according to claim 1, is characterized in that: described core (6) by density at 30kg/m 3and 300kg/m 3between foamed aluminium make.
3. according to claim 1 or projectile claimed in claim 2, it is characterized in that: described base portion (5) is made by thermoplastic.
4. according to the projectile described in any one in claim 1-3, it is characterized in that: described external shell (7) is made by thermoplastic foam.
5. according to the projectile described in any one in claim 1-4, it is characterized in that: the transverse wall (9) of described base portion (5) extends back by tubular wall (8) court, and centered by described axis (L), define the rear chamber (3) of opening.
6. according to the projectile described in any one in claim 1-5, it is characterized in that: the transverse wall (9) of described base portion (5) passes through tubulose extension (21) towards front extension, and centered by described axis (L), thereby formation receives the housing (22) of the rearward end (13) of the core (6) of being made by foamed aluminium.
7. according to claim 5 or projectile claimed in claim 6, it is characterized in that: described rear tubular wall (8) or described front tubulose extension (21) comprise annular, outer guiding circle (10).
8. according to the projectile described in any one in claim 1-7, it is characterized in that: the transverse wall (9) of described base portion (5) by axial tenon (12) towards front extension.
9. according to the projectile described in any one in claim 1-8, it is characterized in that: described external shell (7) extends to rear base portion (5) thereby the whole surface of exposing of covering core (6).
10. projectile according to claim 9, is characterized in that: the rearward end of housing (7) comprises the beading (24) of inside guiding, and it penetrates the annular being arranged in described core (6) and receives groove (25).
11. projectiles according to claim 10, is characterized in that: the leading section covering shell (7) of described base portion (5) thus rearward end in receiving groove (25) by described beading (24) locks in place.
12. projectiles according to claim 11, is characterized in that: the rearward end of the leading section of described base portion (5) and housing (7) coordinates cooperation by complementary shoulder (26,27).
13. according to the projectile described in any one in claim 1-12, it is characterized in that: described core (6) comprises that opening enters end face (14) thereafter in the face of the axial valley (20) of the front transverse wall (9) of base portion (5).
14. according to the projectile described in any one in claim 1-13, it is characterized in that: described projectile is included in the annular contraction flow region (23) between its leading section (4) and rearward end (2), correspondingly diameter reduces, described contraction flow region (23) from the leading section (21) of base portion (5) towards extension.
15. according to the projectile described in any one in claim 1-14, it is characterized in that: described projectile comprises the structure (28) of being made by material that can reversible deformation, is positioned between housing (7) and core (6), is inserted on axis (L).
CN201180069899.7A 2011-03-30 2011-03-30 Nonlethal weapon projectile Expired - Fee Related CN103688130B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/FR2011/050701 WO2012131176A1 (en) 2011-03-30 2011-03-30 Less lethal weapon projectile

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CN103688130A true CN103688130A (en) 2014-03-26
CN103688130B CN103688130B (en) 2015-09-02

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US (1) US20140109790A1 (en)
EP (1) EP2691731B1 (en)
KR (1) KR101862435B1 (en)
CN (1) CN103688130B (en)
BR (1) BR112013025291B1 (en)
ES (1) ES2556706T3 (en)
RU (1) RU2555254C2 (en)
SG (1) SG194090A1 (en)
WO (1) WO2012131176A1 (en)
ZA (1) ZA201307246B (en)

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CN114963885B (en) * 2022-06-20 2023-11-24 中国人民武装警察部队工程大学 Thermal compression sleeve type composite non-fatal kinetic energy bomb

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BR112013025291B1 (en) 2020-10-13
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RU2013148139A (en) 2015-05-10
US20140109790A1 (en) 2014-04-24

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