• 专利附录
  • 专利说明
  • 权利要求
  • 类似技术
  • 同族专利
  • 引用文献
  • 法律状态
  • 优先权
    • 专利摘要:
    The present invention relates to a method and device for packing fenstabilized penetrators (8) in a carrier grenade (1), a front penetrator part comprises (9,9 ') which penetrators (8) (10) and. a rear fender-containing fin sides (14, 14 '), so that the void volume between (8), that (8) upon release of the penetrators (8) the grenade (1), decreases. The penetrators and so the disturbances on the penetrators. Characteristic of the method is that the penetrators (8) are packed in groups (7), which groups (7) are joined to larger packing units (6), each group (7) being arranged with a centrally located penetrator (8) flanked by at least three external penetrators (8), wherein. the outer penetrators (8) (10) of the penetrator (8), being arranged so that their front penetrator parts lie centrally side to side against the (14, 14 '). Characteristic of the device is that the device constitutes the fender part (9) of the penetrator (8). located window sides Fig. 2.
    公开号:SE1000245A1
    申请号:SE1000245
    申请日:2010-03-18
    公开日:2011-09-19
    发明作者:Christer Thuman
    申请人:Bae Systems Bofors Ab；
    IPC主号:
    专利说明:

    15 20 25 30 35 Tires. are strong enough to hold the segments in place during launch and during the launch of the grenade launcher, but are broken upon activation of a breaker. Mechanically broken joints cause disturbances on the penetrators, which manifests itself in variations in the speed and direction of the penetrators. In extreme cases, the interfering penetrators collide with each other.
    US 2005/0066840 A1 describes a packing method of penetrators whose rear parts, protruding fins, which comprise radially are formed with a smaller diameter than the front parts of the penetrators.
    The smaller diameter enables a tighter packing of the penetrators by the fins filling up one between the penetrators. However, the problem of protruding fins on the outer penetrators remains, which means a void between the penetrators of the sleeve. Different diameters between the front and rear parts of the penetrators also mean more complex construction. part of the voids and the enclosing A further problem with the above-mentioned packing methods where the penetrators are packed side by side, is the acceleration load acting on the penetrators' fins when the grenade launches, which can lead to disturbances on the penetrators upon release from the grenade.
    OBJECT OF THE INVENTION AND ITS FEATURES A principal object of the present invention is an improved method and apparatus for packing fenstabilized penetrators in a carrier grenade so that the void volume between the penetrators is reduced and so that disturbances on the penetrators upon release from the carrier grenade are reduced. The said objects, as well as others not listed here, are met in a satisfactory manner, by what is stated in the present independent patent claims. Embodiments of the invention are set out in the dependent claims.
    Thus, according to the present invention, there has been provided an improved packing method for packing fenstabilized penetrators in the rear fender penetrators between the penetrators, invention, a carrier grenade, which includes a front penetrator portion and the disturbances on the penetrators upon release of the penetrators from the carrier grenade. and a comprising fin sides, so the void volume Characteristic of the packing process are the penetrators packed in groups, which groups are joined to larger packing units, each group being arranged with a centrally located penetrator flanked by at least three outer penetrators, which outer penetrators are arranged so that their front penetrator parts lie side by side against the fin sides of the centrally located penetrator.
    According to further aspects of the packing method, according to the invention: that the cross-section, fendel wherein the fendel penetrator is formed with triangular that they correspond to the shape of the front penetrator part, sides are designed so that the penetrator fendel is arranged with brackets for attaching the outer flanking penetrators, as a separate component, which is mounted on the front penetrator part of the penetrator, that the fender part of the penetrator is mounted by threading, that the fender part of the penetrator is mounted by gluing, that the front penetrator part is formed as a rotationally symmetrical body with a circular cross-section Furthermore, according to the present invention, there has also been provided an improved packing device for packing fin-stabilized which penetrators, penetrators comprise a front penetrator part and a rear fendel part comprising the disturbances on fins in a carrier grenade, designed so that the void volume between and the penetrators upon release from the grenade (1), the penetrators, are reduced.
    Characteristic of the packing device is that the packing device consists of the pen of the penetrator.
    According to: further aspects of the packing device that the fendel part is formed with a triangular cross-section, wherein the sides of the fendulum have a design which corresponds to the shape of the front penetrator part. that the fender part is a separate component for mounting on the front penetrator part, that the fender part comprises at least one fastening device for attaching the flanking penetrators, that the fastening device comprises a snap fastener, that the fastening device comprises an adhesive joint, that the front penetrator part is formed rotationally symmetrical body with a circular cross-section, SOITI one that the fendel part is made of molded plastic, that the fendel part is made of metal.
    According to the present invention, there has also been provided a carrier grenade comprising fin-stabilized penetrators packaged with said packing method and with said packing device.
    ADVANTAGES AND EFFECTS OF THE INVENTION The invention entails a number of advantages and effects.
    Designing the sides of the fendel so that the shape of the sides corresponds to the shape of the front penetrator part, enables an effective tight packing of penetrators with minimal void, as a result.
    An important effect that the loads on the fins of the penetrators during firing is reduced, which leads to fewer disturbances on the penetrators when the invention is released, is from the carrier grenade. Packing of the front parts of the penetrators fendel means that the acceleration load on launch goes exclusively towards a centrally located penetrator via the front penetrator parts, whereby the fins are completely relieved so that it penetrates closest to the rear of the sleeve, when as on the bottom layer of where relief takes place via finless cylinders or via sleeveless cylinders .
    The more efficient sealing pack enables grenades with lower weight, volume and cost.
    Designing the penetrator fender as a single component simplifies the replacement of fins when an injury has occurred. Because the fendel part is a separate component, which can be separated from the penetrator, theft of complete penetrators is stored. The invention also means greater flexibility in that different fins can be selected for the penetrator.
    The basic idea behind the invention is thus a method and a device for packing penetrators in a carrier grenade so that the void between the penetrators is reduced so that the disturbances on the penetrators upon release from the carrier grenade are reduced. and The invention has been defined in the appended claims and will now be described in more detail in connection with the accompanying figures.
    Additional advantages and effects will become apparent upon study and consideration of the following detailed description of the invention when taken in conjunction with the accompanying drawings. Fig. 1 schematically shows a side view of a support grenade comprising fin-stabilized penetrators, Fig. 2 schematically shows a support grenade seen that the grenade has opened to release the penetrators, side view of according to Fig. 1, obliquely from the front, after Fig. 3 schematically shows a comprising a cross-section of a group of penetrators located centrally penetrator flanked by three outer penetrators, which outer penetrators are packed against the fin sides of the centrally located penetrator.
    Fig. 4 schematically shows a larger packing unit of penetrators according to Fig. 3, Fig. 5 schematically shows a side view of a penetrator, comprising a front penetrator part and a rear fender part, Fig. 6 schematically shows a cross section of a fendel according to figure 5, Fig. 7 schematically shows an alternative embodiment of a fendel according to figure 5, cross section of a DETAILED DESCRIPTION OF DESIGN and 2 rotation-stable grenade 1, comprising a rear part 2 and a grenade sleeve 3 comprising a packing unit 6 of fin-stabilized penetrators 8, also called projectiles. On the rear part 2 of the grenade 1, a girdle 4 is arranged for stabilizing the grenade 1 during firing. The grenade sleeve 3 comprises, preferably, three openable Figures 1 shows a segment 5, Figure 2, for opening the grenade sleeve 3 and releasing the penetrators 8 combat situation. In a segment, the segments 5 are articulated in the rear part 2 of the grenade 1 so as to fold outwards and backwards in the longitudinal direction of the grenade 1 when activated. The segments 5 are activated by means of an opening mechanism 7, arranged in the grenade sleeve 3 Second In an alternative embodiment, front part. opening devices for the grenade sleeve 3 are possible. not shown, the grenade sleeve 3 comprises an openable nose part instead of openable segments.
    Figure 1 shows the grenade 1 before activation of the segments 5 and figure 2 after activation. After the segments 5 are activated and the grenade shell 3 that the grenade 1 and separates from each other. opened, the rotational force of the grenade 1 means that the penetrators 8 are released from As can be seen from Figure 5, the front part 10 of the penetrator 8 includes some explosive charge, which active component EJ. in response to the type of active component, for example a penetration of a ballistic protection, with or without delay, is activated.
    In an alternative embodiment, not shown, the front part 10 of the penetrator can also be constituted by a solid body, for example in cemented carbide, designed for penetration of a ballistic protection by kinetic action.
    The front part 10 of the penetrator 8, figure 5, is tubular with a circular cross-section, but can also be designed with a square or triangular cross-section. The fender 9 of the penetrator 8 constitutes a separate component and is mounted directly on the front part 10 of the penetrator 8, the fender part 9 press fit. preferably, by threading. Mounting can also be done by gluing or by In an alternative embodiment, not shown, the fender part 9 and the front penetrator part 10 are mounted on each side of an intermediate Fendel 9 of an elongate solid 13 molded. plastic body 9,9 'designed with a triangular cross-section, figures 6 and 7. In order to achieve a higher strength, the plastic can advantageously be replaced with. a composite special design, mounting part. consists, preferably, of metallic material. In Figure 7, the fender part 9 'consists of a metal sleeve which has been molded, the inner part consists of a void 13', which means a fender part 9 'of lower weight. wherein the fender part 9 'In addition to stabilizing the penetrator 1 during its flight phase, the fender part 9,9' device in packing the penetrators 8 in the grenade sleeve fulfills an important function as packing 3. The penetrators 8 are packed in groups 7 of, preferably, four or five penetrators 8. Figure 3, in which the groups are joined together into a larger packing unit 6, the size and shape of which are adapted to the size and shape of the grenade sleeve 13. shape, figures 1 and 2. Each packing group 7 comprises a centrally located penetrator 8 flanked by at least three outer penetrators 8, the three flanked penetrators 8 being arranged so that their front penetrator parts 10 lie side by side against the central located the fan sides l4, l4 'of the penetrator 8.
    In the preferred embodiment, 14,14 'towards the shape of the front penetrator part 10, preferably, a rotationally symmetrical shape with a circular cross-section, which enables effective tight packing of the penetrators 8. Fig. 3, the fin sides are concavely shaped with a curvature corresponding to Fig. 3 a four shows a cross section of a packing group 7 comprising penetrators 8, three of which the penetrators 8 flank the fender 9 of the fourth centrally located penetrator. The three penetrators 8 are thus distributed symmetrically around the fender 9 of the fourth penetrator 8, which means that the space between the penetrators 8 can be reduced. compared to if the penetrators 8 are packed side by side.
    By the packing method and by the fact that the fender part 9 is shorter than the front penetrator part 11), the effect is achieved that the acceleration load when projecting the carrier grenade 1 goes exclusively via the front penetrator parts 10, whereby the fins 12 are thereby completely relieved.
    For fixing or fixing the flanking penetrators 8 to the fendel 9 of the central penetrator 8, it is attached and / or to suitable parts of the fendel 9, preferably, on. fendelens 9 concave, outer sides l4, l4 '.
    Alternatively, at least one fixing device, not shown, can be arranged, the fastening device can be arranged in the rear part of the front part 10 of the penetrator 8 in connection with the fender part 9, or on an intermediate mounting part, not shown. The fastening device is preferably of the passive type and consists of one or more snap fasteners designed to be broken under the influence of the rotational force of the carrier grenade 1 in connection with the carrier grenade 1 opening. The fastening device can also consist of an adhesive bandage or of a press fit.
    The fastening devices are thus dimensioned to. is broken in response to the rotational force of the grenade 1 so that the direction and speed of the penetrators 8 are not disturbed.
    Alternatively, the fastening device may be of active type, i.e. designed to break in response to an electrical activation signal from an internal control unit or in response to an activation signal from a ground-based transmitter.
    An example of an active fastening device is * an electromagnetic device, for example a solenoid.
    The invention is not limited to the embodiments shown, but it can be varied in various ways within the scope of the claims.
    It is understood, for example, that the number, material and size, shape of the elements and details included in the grenade and penetrators, for example fender parts, active components and fasteners, can be adapted with respect to each other and with respect to other elements and details and also with respect to the hostile target (s) intended to combat. which is of the invention,
    权利要求:
    Claims (1)
    [1]
    A packing method for packing fin-stabilized penetrators (8) in a carrier grenade (1), which penetrators (8) comprise a front penetrator part (10) and a rear fender part (9,9 '). ) comprising fin sides (14,14 '), so that the void volume between the penetrators (8), and the disturbances on the penetrators (8) upon release of the penetrators (8) from the carrier grenade fl), decreases, characterized in that the penetrators (8) are packed in groups ( 7), which groups (7) are joined to larger packing units (6), each group (7) being arranged with a centrally located penetrator (8) flanked by at least three outer penetrators (8), which outer penetrators (8) are arranged so that their front penetrator parts (10) lie side by side against the fin sides (14, 14 ') of the centrally located penetrator (8). A packing method according to claim 1, characterized in that the fender part (9, 9 ') of the penetrator (8) is formed with a triangular cross-section, the sides (14, 14') of the fender part being designed so that the shape of the sides (14, 14 ') corresponds to The shape of the front penetrator part (10). A packing method according to claim 1 or 2, characterized in that the fender part (9, 9 '') of the penetrator (8) is provided with brackets for attaching the outer flanking penetrators (8) to the fender part (9,9). ') pages (14,14'). A packing method according to any one of the preceding claims, characterized in that the fender part (9,9 ') of the penetrator (8) is designed as a separate component, which is mounted (10). on the front part of the penetrator (8) A packing method characterized according to claim 4, fender part (9,9 ') is mounted on the front part (10) of the penetrator (8) by threading. A packing method characterized according to claims 4, (8) fendel (9,9 ') is mounted on the front part (10) of the penetrator (8) with gluing. A packing method characterized according to claims 4, wherein the pen (9,9 ') of the penetrator (8) is formed of plastic. A packing device for packing fin-stabilized penetrators (8), which penetrators (8) comprise a front penetrator part (10) and a rear fendel part (9,9 ') comprising fins (12,12') in a carrier grenade (1), designed so that the void volume between the penetrators (8), and the disturbances on the penetrators (8) upon release (8) from the carrier grenade (1), is reduced, characterized in that the packing device consists of the fender (9,9 ') of the penetrator (8). A packing device according to claim 8, characterized in that the fender part (9,9 ') is formed with a triangular cross-section, the sides (14, 14') of the fender part (9,9 ') corresponding to the shape of the front penetrator part (10). has a shape as A packing device according to claim 8, characterized in that the fender part (9,9 ') is a separate component mounted on the front penetrator part (10). A packing device according to claim 8, characterized in that the fender part (9,9 ') also comprises at least one fastening device for attaching the outer flanking penetrators (8). A packing device according to claim 8, characterized in that the fastening device comprises a snap fastener, A packing device according to claim 8, characterized in that the fastening device comprises an adhesive. A packing device according to claim 8, characterized in that the fend part (9,9 ') is made of molded plastic. A packing device characterized by a shaft made of metal. according to claim 8, the fendel part (9,9 ') is a carrier grenade (1) a plurality of penetrators (8), characterized by aü: they comprising a packaged fenstabilized fenstabilized penetrators (8) are packaged: L groups (7) according to any one of claims 1- 7, and that the groups comprise a packing device according to any one of claims 8 * 16.
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    引用文献:
    公开号 | 申请日 | 公开日 | 申请人 | 专利标题
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    US5515785A|1965-05-07|1996-05-14|The United States Of America As Represented By The Secretary Of The Army|Charge carrying flechette projectile|
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    法律状态:
    优先权:
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    SE1000245A|SE535304C2|2010-03-18|2010-03-18|Berry grenade packed with fin-stabilized penetrators|SE1000245A| SE535304C2|2010-03-18|2010-03-18|Berry grenade packed with fin-stabilized penetrators|
    RS20180465A| RS57131B1|2010-03-18|2011-03-10|Arrangement of packing fin-stabilized penetrators in a carrier shell|
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