EP3523594A1 - Vorrichtung zum ausstossen von patronen und/oder gliedern aus einer kette oder einem munitionsstreifen an einer haupt- und/oder einer nebenwaffe - Google Patents

Vorrichtung zum ausstossen von patronen und/oder gliedern aus einer kette oder einem munitionsstreifen an einer haupt- und/oder einer nebenwaffe

Info

Publication number
EP3523594A1
EP3523594A1 EP17768111.1A EP17768111A EP3523594A1 EP 3523594 A1 EP3523594 A1 EP 3523594A1 EP 17768111 A EP17768111 A EP 17768111A EP 3523594 A1 EP3523594 A1 EP 3523594A1
Authority
EP
European Patent Office
Prior art keywords
links
ejection
channel
turret
ammunition
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.)
Granted
Application number
EP17768111.1A
Other languages
English (en)
French (fr)
Other versions
EP3523594B1 (de
Inventor
Innokenty GRITSKEVITCH
Anthony COLOMINE
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.)
John Cockerill Defense SA
Original Assignee
CMI Defence SA
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 CMI Defence SA filed Critical CMI Defence SA
Priority to PL17768111T priority Critical patent/PL3523594T3/pl
Publication of EP3523594A1 publication Critical patent/EP3523594A1/de
Application granted granted Critical
Publication of EP3523594B1 publication Critical patent/EP3523594B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41WEAPONS
    • F41AFUNCTIONAL FEATURES OR DETAILS COMMON TO BOTH SMALLARMS AND ORDNANCE, e.g. CANNONS; MOUNTINGS FOR SMALLARMS OR ORDNANCE
    • F41A9/00Feeding or loading of ammunition; Magazines; Guiding means for the extracting of cartridges
    • F41A9/60Empty-cartridge-case or belt-link collectors or catchers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41WEAPONS
    • F41AFUNCTIONAL FEATURES OR DETAILS COMMON TO BOTH SMALLARMS AND ORDNANCE, e.g. CANNONS; MOUNTINGS FOR SMALLARMS OR ORDNANCE
    • F41A15/00Cartridge extractors, i.e. devices for pulling cartridges or cartridge cases at least partially out of the cartridge chamber; Cartridge ejectors, i.e. devices for throwing the extracted cartridges or cartridge cases free of the gun

Definitions

  • the field of technology of the invention relates to the ejection of bushings and / or links originating from at least one (or a combination of) chain (s) or strip (es) of ammunition characterized by a specific caliber, namely that of small to medium caliber, the small caliber being associated with a secondary weapon (called “machine gun” or “coax”) while the medium caliber is in relation with a main weapon (called “Canon”).
  • the ejection is generally effected after firing from the inside to the outside of a turret mounted on any armored vehicle, through a series of structures having specific geometric and mechanical characteristics.
  • sequence of technical operations relating to the ejection of ammunition residues of small and / or medium size (s) can be generalized to the combination of two actions: i) the recovery of any material (pebbles , vegetables, etc.) falling under the effect of gravity into a closed circular structure, such as a pipe, and ii) transporting this material on a movable surface, such as a carpet, provided with a vibrating device located under the latter in order to modify partially or completely the environmental conditions of the material.
  • the sockets are ejected through an orifice located near the gun at the height of the mask of the turret.
  • they are evacuated outside the turret forwards "almost" parallel to the axis of said gun, while the links are recovered inside the turret, and more particularly within the basket, by following a "random" path between the various internal modules such as the Human Machine Interface (HMI) system, the wiring systems, etc.
  • HMI Human Machine Interface
  • the ejection is lateral or downward, like what is described for a "coax”.
  • the proposed solutions are based on the fact that only the sockets from the chain or ammunition strip of medium caliber to the main weapon are ejected after firing or outward of the turret through a specific orifice disposed near said main weapon, either in a specific harvester provided therein.
  • the invention provides a device for recovering links ejected by a weapon firing ammunition connected by links.
  • This link recovery device comprises a movable corridor for carrying the links which is secured by a first end of an ejection window of the links of the weapon.
  • the movable corridor slides at a second end relative to a first end of a fixed corridor for transporting the links, the fixed corridor being secured by its second end of an ammunition box and opening therein.
  • the fixed corridor also comprises a means for propelling the links promoting the individual progression of each link in the fixed corridor, the recovery device also comprising at the level of the mobile corridor and the fixed corridor a means for guiding the links.
  • the propulsion means comprises at least one link thruster which is rotatable and placed laterally to the fixed lane and whose axis of rotation is perpendicular to the forward direction of the links in the fixed lane and parallel to the longitudinal axis of the links.
  • the link thruster comprises a cylindrical brush with radial bristles.
  • the guiding means comprises at least i) a first guide rail secured to the movable passageway that can correspond with a first notch of each link and thus guiding the link transversely to the first rail, ii) a second guide rail secured to the fixed corridor that can correspond to with the first notch of each link and guiding the link transversely to the second rail, and iii) an intermediate rail integral with the fixed corridor and which can correspond with a second notch of each link guiding the link transversely to the intermediate rail, when the link passes from the corridor mobile in the fixed corridor.
  • the intermediate rail of the fixed lane and the first (respectively second) guiding rail of the movable (or fixed) lane are parallel and overlap partially without contact.
  • the ammunition box Due to the recovery of the links, the ammunition box has a movable partition of flexible material separating the links of ammunition, which makes it possible not to increase the volume of the ammunition box.
  • the invention relates to the belt side ejection of empty links through a central receiver for a machine gun. This ejection on the side of the machine gun allows the gun to integrate a center of gravity directly under the weapon to improve the overall balance with this appropriate center of gravity and allows an ammunition box to be placed under the gun .
  • One objective of these aspects is not to add substantial weight, mass or equipment to the machine gun.
  • a side-band-loading machine gun (i) ejects the spent sockets downward from an ejector under the barrel using a new deflector with an ammunition holder that deflects the used sockets downwardly. passing through one side of the gun, and ii) having a substantial portion of the bag moved from the left side of the weapon to the right until the overall mass of the bag balances the weapon.
  • a chute connection ejection adapter for discharging a weapon comprising a strip of ammunition has a base and a cover positioned above the base.
  • a first side wall is coupled to the base and the cover and includes a proximal end configured to be removably received in a weapon receiving chamber.
  • a second side wall is positioned in relation to the first side wall and is coupled to the base and the cover.
  • a chute connection coupler is supported at the distal end of the base.
  • An ejection chamber is defined by the base and the cover, the first side wall and the second side wall.
  • the ejection chamber extends in an axial direction generally along a longitudinal axis from a proximal end to a distal end, the proximal end being coupled to the weapon receiving chamber and the distal end. being connected to an ejection chute.
  • An abutment of the housing is supported by the proximal end of the first side wall to position a housing of the ammunition strip.
  • An ammunition abutment is supported by the proximal end of the second sidewall to position ammunition of the ammunition strip.
  • the ammunition abutment axially includes a finger moving away from the ejection chamber outwardly and extending transversely outwardly from an outer surface of the second sidewall.
  • some machine guns used on board aircraft have two lateral orifices placed one behind the other: an ejection port of the ammunition bushings and a separate orifice for the output of the links that connected these bushings as they enter the breech.
  • an ejection port of the ammunition bushings and a separate orifice for the output of the links that connected these bushings as they enter the breech.
  • a corridor of ejection intended to collect the bushings and the links to prevent them from going to cause damages to the surroundings.
  • the disadvantage of this ejection corridor is related to the fact that the bushings and links are mixed and intermingle frequently, which is a cause of clogging and even jamming of the machine gun if a socket bounces in the breech box.
  • this ejection corridor which rigidly follows the machine gun in all its firing positions during its vertical deflection, can ensure the flow of the bushings and links by gravity only when it is not too close to the vertical, because otherwise there is a waterlogging by default of flow.
  • the evacuation device proposed in this document has been designed to avoid these disadvantages.
  • US 4,601,230 A discloses a weapon system comprising a main gun using a supply of link ammunition and a coaxial machine gun, both mounted in a turret that can be rotated in a shielded vehicle.
  • the ammunition links drawn by the main gun and the links and ammunition bushings fired by the machine gun are ejected through the journal bearing on which the rotor of the main weapon rotates, in a compartment which communicates with the outside of the vehicle.
  • the main gun ammunition is stored in a rectangular ammunition box positioned diametrically in the turret basket.
  • the link ejection chutes for the main barrel include guide strips for guiding the tabs of the links through the chute channels and thereby prevent chute stuffing.
  • the desired effect is to develop a device taking advantage of and adapting to existing elements such as the (or) channel (channels) supply, the (or) channel (channels) ejection, etc., located in the space of the turret mask so that the occupants of the turret, namely the commander and the shooter, are located at each moment in an environment similar to that defined before the functional levels and ergonomic vis-à-vis the other modules located inside the turret (HMI system, controllability of controls, etc.), while ensuring greater security and a more adequate living space, comfortable and accessible to the occupants.
  • HMI system controllability of controls, etc.
  • an object pursued by the present invention is that the environment does not change with respect to the number, arrangement and size of the elements previously present but is further optimized on the functional and security planes.
  • the interior of the shell, and therefore that of the turret has no structural modification (geometry, size, location, etc.) in that the device to be developed according to the present invention is defined as a complement to an unchanged architecture, which means that the basic working space for the crew members remains the same in each turret, on which is fixed the medium-caliber cannon defined between 20 mm and 50 mm and / or the small-caliber coax located between 5.56 mm and 15 mm, since the interior modules layout respects the same philosophy.
  • the device for ejecting sockets and / or links of a chain or ammunition strip of small and / or medium gauge (s) is located at the level of the frame of the turret mask. in the region of the bearings, and more particularly at the exit, at the level of the mask, both i) of the channel (s) of ejection in relation to the main weapon that ii) of (the) channel (channels) evacuation in direct connection with the secondary weapon.
  • the ejection system is located opposite the supply system of the medium-caliber chain or ammunition strip, ie say that the two systems, feeding and ejection, are symmetrical with respect to the main axis of the main weapon.
  • the ejection device could also be placed there because the hull has a specific end in relation to the gun support plate (near the mask) such that the external arrangements of the latter do not require much changes in the general configuration.
  • the links of the chain or ammunition strip of medium caliber can be routed through one (or two) channel (channels) ejection, namely a higher channel and / or a lower channel, depending on the type of medium-caliber ammunition to switch in the ejection device while for the secondary weapon, the sockets and links of the chain or band of small caliber ammunition go to through of a single evacuation channel, or said bushings (or said links) run down the lower evacuation channel and said links (or said bushings) in the upper channel to ultimately tumble also in the device of ejection.
  • the basket is not integrated into the hull of the turret.
  • a first aspect of the present invention relates to a device for ejection of sockets and / or links from at least one (or a combination of) chain (s) or strip (s) of ammunition associated with a main and / or secondary weapon, the ejection device being mounted in a shielded vehicle turret and comprising a plurality of geometrically and mechanically defined structural elements, allowing, after an ammunition firing, to guide the movement of the bushings and / or links from the inside to the outside of said turret, according to a determined path, and comprising means for vibrating at least a portion of these structural elements to promote said displacement of the bushings and / or links, characterized in that said structural elements comprise at least one chute, said vibration means comprise a motor placed at any point of the chute, provided with an unbalance and intended to be be activated only when firing.
  • the device of the invention further comprises at least one of the following characteristics or an appropriate combination of several of them: the turret has a shell with a mask and a frame, and in that the main weapon is a medium-caliber gun, called a gun, and the secondary weapon is a small-caliber machine gun, called coax; the ammunition intended for the barrel is a medium caliber ammunition, said caliber means being between 20 mm and 50 mm, whereas the ammunition associated with the coax is a small caliber ammunition, said small caliber being between 5.56 and 15 mm; on the one hand, the main weapon is (are) deputy (s) an upper ejection channel and / or a lower ejection channel in which (the) links of a chain or strip of ammunition means caliber enter after firing and continue their course, from the inside to the outside of the turret, while being separated from each other, so that a link n progresses only under the impulse of a central loop of the n + 1 link, so that in the case of a single
  • the surface continuity is located directly at the outlet of the ejection channel while being secured to a movable closing plate associated with the mask in order to ensure continuity between the ejection channel and the next element of the device; ejection, namely a bent channel;
  • the angled channel characterized by a curved angle of 90 °, is the extension of the surface continuity and has two orifices, a first orifice, located at the height of the ejection channel and serving as an intermediate between the continuity of surface and the remainder of the bent channel, and a second orifice, located following the 90 ° bent angle, and in a plane perpendicular to said ejection channel (s), where appropriate upper and lower, that is, pointing to the ground when the main axis of the gun is horizontal and when the vehicle is parked or moving on a substantially flat surface;
  • the chute fixed on the frame of the hull of the turret by means of vibration pads, has the shape of a funnel located at the exit of the ejection channel, or at the exit respectively of the channel of higher ejection, respectively via the surface continuity and the bent channel, and also at the outlet of the lower ejection channel and at the outlet of the respective discharge channel (s), the case upper and lower, said chute also having two orifices, a first orifice for receiving the second orifice of the bent channel so that the penetration of the latter operates to a depth of a few centimeters, and a second orifice facing the outside the turret according to an angular deviation from the frame of the hull of the turret, that is to say that the chute is not located entirely in the same plane as that containing the channel bent;
  • the spring device is located under a base plate of the angled channel, and is controlled by a (dis) locking box located on an inner part of the frame of the shell.
  • the ejection device has a mechanism designed so that it functions in a similar manner under all circumstances, that is to say that the mechanism is independent of the type and caliber of the munition as well as the type of links; the ejection device comprises means for actuating the motor, favoring the vibrations related to the ejection of the bushings and / or links of a chain or ammunition strip, when the vehicle, and consequently the turret, are not not located on perfectly level ground.
  • the chute responds to the NBC stress following the presence of two closure devices, a first device in the form of a removable stopper placed at the second orifice of the chute, and a second device in the form of a rubber band so-called sealing bellows, permanently attached to two specific locations, namely that one end of the bellows seal completely surrounds the chute being placed and glued in a groove at half-height of the latter, and that another end of the sealing bellows is trapped by the closure plate;
  • a second aspect of the present invention relates to the use of the sockets ejection device and / or links as described above, characterized in that, in the case of the main weapon, after firing, in the presence of a single ejection channel, the links of a chain or band of medium-caliber ammunition ejected in the latter, penetrate the continuity surface, in the first orifice of the bent channel in order to, once the curved angle of 90 ° has been crossed, naturally move downwards so that they become subject to the effect of gravity, which favors their natural separation from each other at a speed defined by the main weapon and finally progress in the second orifice of the crank channel to dive one by one in the chute to be finally ejected outside the turret, while in the presence of two ejection channels, the links of a medium-caliber ammunition chain or strip are ejected into the upper ejection channel at the same time, to follow the same path as that described above in the presence of a single ejection channel and in the lower ejection channel in a manner similar to
  • the links and bushings of a small-caliber chain or strip of ammunition are ejected either simultaneously through the evacuation channel, or separately following their passage respectively in the upper, respectively lower and upper, upper respectively discharge channels, before diving, naturally under the effect of gravity, into the chute, and to be expelled outside the turret.
  • the engine assists or improves the process of ejection of bushings and / or links of a chain or ammunition strip, since said ejection is not always permitted solely by virtue of the effect of the gravity, and seen that, when channeled in the chute, the bushings and / or the links are slightly slowed down in the fall following the various friction existing between them, the resistances between them and the chute, and the inclination of the turret, said engine, actuated only during firing, causing a vibration of the chute, this vibration being characterized by a certain intensity, which allows to eject the entirety of the bushings and / or links by reducing as much as possible mechanical stress, said intensity being initially variable as it depends on the type and caliber of the ammunition as well as the type of links used, then becoming constant during firing when a frequency favorable to the ejection of the sockets and / or links outside the turret was obtained, said vibration intensity being damped at the turret by the vibration pads.
  • Figure 1 shows a cartridge type of ammunition, and a chain or ammunition strip of small and / or medium gauge (s) link.
  • Figure 2 shows a view of a turret armored vehicle with a main weapon (barrel), a secondary weapon (machine gun or coax), and the ejection device.
  • Figure 3 shows a cross-sectional view relative to the barrel of a preferred embodiment for a device for ejection of sockets and / or links of a chain or ammunition strip of small and / or of medium size (s) according to the present invention.
  • Figure 4 shows several views of a link for a chain or ammunition strip used in the present invention.
  • the munitions 1 are connected and clipped together by links 2 to form a chain or flexible band 3 of ammunition 1 ( Figure 1).
  • the ammunition 1 generally consists of a bullet or warhead 4, a socket 5, a propellant charge 6, a base 7, and a primer 8.
  • ammunition 1 of two types of caliber, namely medium-caliber munitions 1 ranging from 20 mm to 50 mm, as well as small-caliber ammunition 1 defined between 5.56. mm and 15 mm.
  • a chain or band 3 of ammunition 1 has a non-defined and non-specific initial size, which means that it is important to keep in mind that, according to the needs defined by the current mission, it It is possible to modify at any time the length of said chain or strip 3 of ammunition 1, either by adding ammunition 1 or by removing it. However, for the proper use of the chain or strip 3 of ammunition 1, it must respect a fixed starting length while, according to the space constraints encountered within the turret 9, it can not exceed a certain length. These two parameters must be taken into consideration throughout the mission to optimize the efficiency of the delivery of the ammunition chain or strip 3 to the selected weapon. In other words, between these two minimum and maximum values, as described above, the variation in the size of the ammunition chain or band 3 is tolerated inside a turret 9 mounted on any armored vehicle (FIG. 2).
  • the ejection device As shown in FIGS. 2 and 3, the ejection device
  • the ejection device 10 is located at the outlet of the ejection channels, respectively upper 11 and lower 12, and discharge, respectively upper 13 and lower 14, in the region of the bearings 15 near the mask 16, being fixed on the frame 17 of the hull 18 of the turret 9.
  • the ejection device 10 is located at the opposite of the supply system 20 of the chain or strip 3 of medium-caliber ammunition 1, transversely to the reference axis, which also causes the two systems, feed 20 and ejection 11, 12 are approximately symmetrical with respect to said reference.
  • a surface continuity 21 is located directly at the outlet of the upper ejection channel 11 while being secured to the movable closing plate 22 associated with the mask 16 to ensure continuity between this upper channel 11 and the next element of the ejection device 10 (namely the bent channel 23); an angled channel 23, having a curved angle of 90 °, is the extension of the surface continuity 21, and has two specific orifices: the first orifice 24, located at the height of the upper ejection channel 11, acts as intermediate or junction between the surface continuity 21 and the remainder of the bent channel 23, while the second orifice 25, following the curved angle of 90 °, is in turn located in a plane perpendicular to said ejection channels upper 11 and lower 12.
  • Said trough 26 also has two orifices: a first orifice 27 makes it possible to receive the second orifice 25 of the elbow channel 23 in such a way that penetration or interlocking takes place over a depth of a few centimeters, whereas a second orifice 28 is oriented towards the outside of the turret 9.
  • the chute 26 is characterized in that it has, at the second orifice 28, an angular deflection relative to the frame 17 of the hull 18 of the turret 9.
  • the chute 26 is not located entirely in the same plane as that containing the bent channel 23; a motor 29, of reduced size, is placed at any point at said chute 26, and is provided with an unbalance causing a series of vibrations of variable intensity (the operation will be detailed below);
  • a spring device 30 is located under the base plate 31 of the bent channel 23, and controlled by a (de) lock housing 32, itself located on the inner part of the frame 17 of the hull 18 of the turret 9 (the operation will be detailed below).
  • the ammunition 1 is derived from a chain or band 3 ammunition 1 of medium size defined between 20 mm and 50 mm for the main weapon 19, and a chain or band 3 of ammunition 1 of small caliber ranging from 5.56 mm to 15 mm reserved for the secondary weapon 33.
  • Another important criterion characterizing the ammunition 1 is that related to the type of ammunition 1, namely that defined by its constitution /nature. Among these, we can mention the "arrows", the "explosives”, etc. In the present invention, the ejection device 10 is therefore valid for all types of ammunition 1.
  • the munitions 1 are connected and clipped together by the links 2.
  • the ejection device 10 of the present invention has been designed so that it functions in a similar manner under all circumstances, ie the mechanism is independent of the type. and caliber of the ammunition 1, as well as the type of link 2.
  • the ejection relates to i) the links 2 of a chain or band 3 ammunition 1 of medium gauge only for the barrel 19 and / or ii) the bushings 5 and the links 2 of a chain or band
  • the residues must be on the outside of the turret 9 just like the sockets 5 associated with the ammunition chain or strip 3 of the ammunition 1. average gauge relative to the main weapon 19.
  • the caliber of the ammunition 1 is 30 mm and / or 40 mm for the main weapon 19, and 7 , 62 mm for secondary weapon 33, while link type 2 is or is similar to that described in Figure 4.
  • the link 2 consists of two parts 34, 35, generally articulated to one another.
  • the second part 35 comprises a central loop or loop 36, with respect to the height of the link 2, defining an approximately semi-cylindrical opening, dimensioned to be fitted on the bushing 5 of a munition 1 of given caliber.
  • the first part 34 comprises two loops 37, 38 of this type but located, in height, respectively on either side of the central loop 36.
  • Each of these loops 36, 37, 38 comprises at each of its two free ends a small loop 39 oriented in the other direction, so as to define a flare allowing easy introduction or removal of the ammunition 1.
  • the upper loop 37 of the first portion 34 is extended by a substantially flat and rectangular portion 40 extending upwards, and the lower loop 38 of the first portion 34 is extended downwards by a substantially flat portion 41, terminated by a finger 42 which is inserted into the extraction groove 43 of the sleeve 5 to ensure correct alignment of the ammunition 1 in the chain or strip 3 of ammunition 1.
  • the flexibility of the chain or strip 3 of ammunition 1 is due to the articulation between the loop or loop 36 and the ammunition 1.
  • the ejection device 10 does not apply to the ejection of the sockets 5 of the ammunition 1 belonging to the chain or band 3 ammunition 1 of medium caliber.
  • said sockets 5 are ejected through an orifice 44 situated at the level of the mask 16 of the turret 9, close to the main weapon 19. The ejection is carried out forwards out of the the turret 9 in a direction "almost" parallel to the axis of the barrel 19.
  • the links 2 engulf either in the upper ejection channel 11, either in the lower ejection channel 12. In either case, the links 2 advance alone since the munition 1 has been extracted from the chain or strip 3 of ammunition 1. At this time, the links 2 are disengaged from each other so that the link n progresses only under the impulse of the central loop 36 of the link n + 1.
  • the links 2 therein have their curvature convex upwards.
  • the path continues so that they first enter the surface continuity 21 (the operating principle related to its mobility will be explained below), then in the first orifice 24 of the bent channel 23 in a manner of similar link to that described above at the ejection channels 11, 12.
  • the links 2 are naturally oriented downward so that they find themselves subject to the effect of gravity.
  • the links 2 are naturally separated from each other at a speed defined by the operation of the main weapon 19.
  • the second orifice 25 of the elbow channel 23 is crossed, the individual links 2 dive in the direction of the chute 26 to be finally ejected outside the turret 9.
  • the approach is substantially similar to that described for the upper ejection channel 11.
  • the differences appear essentially in the following stages: i) the links 2 there are convex curvatures downwards, and ii) the residues do not pass through intermediate pieces (such as surface continuity). 21 and / or the bent channel 23 in the case of the upper ejection channel 11) at the outlet of the lower ejection channel 12.
  • the residues plunge directly and naturally into the chute 26 to be expelled outside the turret 9 according to a separation mode identical to that defined for the links 2 passing through the upper ejection channel 11.
  • the sockets 5 and the links 2 will be ejected separately following their passage in two specific and distinct discharge channels 13, 14: i) for the links 2, they follow the upper discharge channel 13 before to dive, naturally under the effect of gravity, in the trough 26 to finish outside the turret 9, and ii) for the sockets 5, the ejection mechanism is substantially similar except that the sockets 5 follow the lower evacuation channel 14 to finish outside the turret 9 after being collected in the trough 26.
  • the trough 26 serves as a funnel to channel them to eject them to the outside of the turret 9 .
  • the motor 29 is actuated simultaneously. It should be noted that, in a preferred embodiment of the invention, the motor 29 is located under the base plate 45 of the chute 26.
  • the turret 9 can not be tilted above a certain value.
  • the maximum angular difference in absolute value is between 1 ° and 90 °. If this value is too low to promote the ejection of residues under the effect of gravity, only the motor 29 takes effect to cause and accelerate the fall of the latter.
  • An additional criterion associated with the chute 26 is related to the NBC stress, that is to say relating to the (s) nuclear, biological and / or chemical protection (s) associated with the envisaged weapon 19, 33. To satisfy the latter, two closure devices are considered simultaneously:
  • a removable plug 46 is placed at the second orifice 28 of the chute 26;
  • a rubber band 47 called sealing bellows, is permanently fixed in two specific places. At one end, it completely surrounds the trough 26 while being placed and glued in a groove halfway up the latter 26 and at the other end, it is trapped by the closing plate 48.
  • the last parameter to be taken into consideration in the ejection device 10 according to the invention is the surface continuity 21. It is a structure that i) provides the link between the upper ejection channel 11 and the first orifice 24 of the bent channel 23, and ii) remains fixed or slides longitudinally. It is associated with a spring device 30 via a vertical plate (not shown) adjacent to the bent channel 23, located under the base plate 31 of the bent channel 23, spring device 30 which is itself, through said vertical plate, connected to a (de) lock housing 32 managed by a member of the crew present in the turret 9.
  • the spring device 30 is stretched so that the surface continuity 21 tends to be reduced to the upper ejection channel 11 to define and provide continuity between these two structures 11, 21.
  • the (de) locking box 32 or pawl that holds the spring device 30 in this position to prevent the return of the surface continuity 21.
  • the crew member can remain within the turret 9 in order to, for example: i) carry out maintenance operations of the main weapon 19, ii) unclogging a munition 1 badly engaged, iii) remove the channel (s) 20 supply and / or ejection 11, 12, iv) etc.
  • the assembly proceeds from a relatively simple approach while configuring a rigid attachment to be able to cash as it should all the shocks and vibrations during different movements of the turret and / or the vehicle on which is hanging the turret, these movements being as well in elevation as in rotation but also those described by the movements of the vehicle.
  • the turret and more particularly the environment at the interface around the barrel, has undergone only slight structural changes.
  • the latter appear essentially at a specific end of the hull of the turret in direct contact with the gun support plate adjacent to the mask and at the mask as such. Therefore, this ejection device is mounted on a turret which is associated with a small and / or medium caliber gun (s).
  • the ejection and recovery of ammunition residues follows a totally different approach, which is why it is not developed in this patent application.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
  • Portable Nailing Machines And Staplers (AREA)
  • Automotive Seat Belt Assembly (AREA)
  • Replacement Of Web Rolls (AREA)
  • Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
  • Toys (AREA)
  • Medical Preparation Storing Or Oral Administration Devices (AREA)
EP17768111.1A 2016-10-10 2017-09-14 Vorrichtung zum ausstossen von patronen und/oder gliedern aus einer kette oder einem munitionsstreifen an einer haupt- und/oder einer nebenwaffe Active EP3523594B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL17768111T PL3523594T3 (pl) 2016-10-10 2017-09-14 Urządzenie do wyrzucania nabojów i/lub łączników z łańcucha lub taśmy amunicji podłączonych do broni głównej i/lub drugorzędnej

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BE2016/5757A BE1024729B1 (fr) 2016-10-10 2016-10-10 Dispositif d'éjection de douilles et/ou de maillons issus d'une chaîne ou bande de munitions associée à une arme principale et/ou secondaire
PCT/EP2017/073204 WO2018068984A1 (fr) 2016-10-10 2017-09-14 Dispositif d'éjection de douilles et/ou de maillons issus d'une chaîne ou bande de munitions associée à une arme principale et/ou secondaire

Publications (2)

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EP3523594A1 true EP3523594A1 (de) 2019-08-14
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US (1) US10739092B2 (de)
EP (1) EP3523594B1 (de)
KR (1) KR102376793B1 (de)
CN (1) CN109690228B (de)
AU (1) AU2017344297B2 (de)
BE (1) BE1024729B1 (de)
BR (1) BR112019006613A2 (de)
CA (1) CA3034165A1 (de)
CO (1) CO2019004595A2 (de)
DK (1) DK3523594T3 (de)
ES (1) ES2866938T3 (de)
IL (1) IL265836B (de)
MX (1) MX2019004095A (de)
PL (1) PL3523594T3 (de)
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WO (1) WO2018068984A1 (de)

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EP3742102B1 (de) 2019-05-22 2022-01-26 John Cockerill Defense SA Auswurfvorrichtung für kettenglieder von munitionsauswurfbändern
DE102019124414A1 (de) * 2019-09-11 2021-03-11 Rheinmetall Landsysteme Gmbh Ableitvorrichtung
SE543680C2 (en) 2019-10-15 2021-06-01 Bae Systems Haegglunds Ab Arrangement for feeding ammunition to a weapon
US11656050B2 (en) 2020-10-21 2023-05-23 Tac-Clamp, LLC Firearm positioning systems and methods

Family Cites Families (10)

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Publication number Priority date Publication date Assignee Title
FR804422A (fr) * 1935-07-17 1936-10-23 Dispositif d'évacuation des étuis et maillons des cartouches tirées par des mitrailleuses
US4038904A (en) * 1976-06-30 1977-08-02 The United States Of America As Represented By The Secretary Of The Army Cartridge feed, positioning and ejection control system
EP0149704B1 (de) * 1983-07-07 1988-01-20 Rheinmetall GmbH Blendenlafettierung für eine automatische Rohrwaffe, insbesondere Maschinenkanone
US4601230A (en) * 1984-12-13 1986-07-22 General Motors Corporation Weapon system
US6176169B1 (en) * 1997-03-06 2001-01-23 Paul H. Sanderson Aircraft support plank mounted 30 MM machine gun
WO2008140514A1 (en) 2007-05-08 2008-11-20 Moody Joseph R Machine gun ammunition holder with ejection deflector
US8151683B2 (en) 2009-06-23 2012-04-10 The United States Of America As Represented By The Secretary Of The Navy Link chute ejection adapter
FR2977018B1 (fr) 2011-06-27 2014-02-28 Nexter Systems Dispositif de recuperation de maillons
US8607683B1 (en) * 2012-03-06 2013-12-17 The United States Of America As Represented By The Secretary Of The Army Active ammunition magazine
US8434397B1 (en) * 2012-06-08 2013-05-07 The United States Of America As Represented By The Secretary Of The Navy Helicopter weapon mounting system

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KR102376793B1 (ko) 2022-03-18
BR112019006613A2 (pt) 2019-07-02
CA3034165A1 (fr) 2018-04-19
WO2018068984A1 (fr) 2018-04-19
ES2866938T3 (es) 2021-10-20
BE1024729B1 (fr) 2018-06-13
PL3523594T3 (pl) 2021-07-12
AU2017344297A1 (en) 2019-03-21
IL265836A (en) 2019-06-30
AU2017344297B2 (en) 2023-10-26
BE1024729A1 (fr) 2018-06-07
SG11201901886YA (en) 2019-04-29
US20190242664A1 (en) 2019-08-08
US10739092B2 (en) 2020-08-11
CO2019004595A2 (es) 2019-05-10
DK3523594T3 (da) 2021-04-26
EP3523594B1 (de) 2021-03-03
IL265836B (en) 2020-11-30
MX2019004095A (es) 2019-06-10
KR20190077316A (ko) 2019-07-03
CN109690228A (zh) 2019-04-26
CN109690228B (zh) 2021-07-06

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