EP1500902B1 - Selbst-Zerlegerzünder für drallstabilisierte Geschosse - Google Patents

Selbst-Zerlegerzünder für drallstabilisierte Geschosse Download PDF

Info

Publication number
EP1500902B1
EP1500902B1 EP03291545A EP03291545A EP1500902B1 EP 1500902 B1 EP1500902 B1 EP 1500902B1 EP 03291545 A EP03291545 A EP 03291545A EP 03291545 A EP03291545 A EP 03291545A EP 1500902 B1 EP1500902 B1 EP 1500902B1
Authority
EP
European Patent Office
Prior art keywords
firing pin
fuse
spring member
axis
catches
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
EP03291545A
Other languages
English (en)
French (fr)
Other versions
EP1500902A1 (de
Inventor
Marc Lamirey
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.)
Dixi Microtechniques Sas
Original Assignee
Dixi Microtechniques 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 Dixi Microtechniques SA filed Critical Dixi Microtechniques SA
Priority to AT03291545T priority Critical patent/ATE302935T1/de
Priority to DE60301401T priority patent/DE60301401T2/de
Priority to EP03291545A priority patent/EP1500902B1/de
Publication of EP1500902A1 publication Critical patent/EP1500902A1/de
Application granted granted Critical
Publication of EP1500902B1 publication Critical patent/EP1500902B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42C—AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR
    • F42C15/00—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges
    • F42C15/20—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges wherein a securing-pin or latch is removed to arm the fuze, e.g. removed from the firing-pin
    • F42C15/22—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges wherein a securing-pin or latch is removed to arm the fuze, e.g. removed from the firing-pin using centrifugal force
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42C—AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR
    • F42C15/00—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges
    • F42C15/005—Combination-type safety mechanisms, i.e. two or more safeties are moved in a predetermined sequence to each other
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42C—AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR
    • F42C15/00—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges
    • F42C15/18—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges wherein a carrier for an element of the pyrotechnic or explosive train is moved
    • F42C15/188—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges wherein a carrier for an element of the pyrotechnic or explosive train is moved using a rotatable carrier
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42C—AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR
    • F42C15/00—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges
    • F42C15/24—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges wherein the safety or arming action is effected by inertia means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42C—AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR
    • F42C9/00—Time fuzes; Combined time and percussion or pressure-actuated fuzes; Fuzes for timed self-destruction of ammunition
    • F42C9/14—Double fuzes; Multiple fuzes
    • F42C9/16—Double fuzes; Multiple fuzes for self-destruction of ammunition
    • F42C9/18—Double fuzes; Multiple fuzes for self-destruction of ammunition when the spin rate falls below a predetermined limit, e.g. a spring force being stronger than the locking action of a centrifugally-operated lock

Definitions

  • the present invention relates to a rocket having a self-destruct device for a gyratory round, this rocket being provided with at least one moving firing pin between a waiting position and a percussion position, a spring member being associated with this striker to move it in its percussion position, a primer associated with a security mechanism, this security mechanism being mobile between a storage position in which the primer is not aligned with the striker and an armed position in which the primer is aligned with the striker, the device self-destruction is also movable between a locked position in which it blocks the striker in its waiting position, and an unlocked position in which it releases the striker.
  • rocket detonators projectile heads having firing pin, primer and explosive charge
  • self-destruction intended to provoke the explosion of these projectiles after a lapse of determined time if they have not hit a target, this to avoid leaving them armed in nature that could explode at any time and hurt innocent people.
  • the invention is concerned only with the roundabouts that are drawn by barrel guns stranded helically to print to projectiles a gyro motion on themselves combined with a linear trajectory.
  • centrifugal force is used to activate self-destruct devices as for example a spiral spring placed between the striker and the primer, this spiral spring being closed in the locked position and opening in the unlocked position.
  • this type of mechanism only works with very high rotational speeds example 70,000 rpm and is not suitable at all for lower speeds such as 15,000 rpm.
  • the reliability and reproducibility of such a mechanism are difficult to control.
  • Another solution is to provide a pyrotechnic chain that snaps in as soon as departure of the projectile and delays the firing of the primer.
  • this mechanism is complex to implement, expensive, unreliable over time because of pyrotechnic components sensitive to humidity and temperature differences.
  • the precision and reliability of the mechanism are random and not reproducible.
  • this mechanism is irreversible since the process of self-destruction engages simultaneously with the launching of the projectile. It is self-destructive and can not be reused as opposed to mechanical devices, which is particularly useful for performing tests.
  • the present invention aims to overcome these disadvantages by proposing a rocket for whirling projectile provided with a device for mechanical self-destruction, sequential therefore reversible, the process of self-destruction only starting at a speed determined roundabout of the projectile, in particular when it loses speed and the projectile initiates its descent, reusable if necessary, reliable in time and whose operation is totally manageable and not random, this rocket being also designed to meet the international standards in force armament.
  • the invention relates to a rocket of the kind indicated in the preamble, characterized in that the self-destruct device comprises at least two latches arranged to lock the striker in the waiting position, these locks being movable under the effect of the centrifugal force from a determined rotational speed of the projectile, to deviate from the axis of said striker between the locked position and the unlocked position and thus free the passage of the firing pin towards the primer, these locks being arranged to self-block them in said position unlocked.
  • the self-destruct device comprises a locking mechanism urged by the spring member of the striker towards the locks so as to lock them in the locked position, this locking mechanism having moving parts under the effect of centrifugal force from a determined rotation speed of the projectile, and arranged to move this mechanism blocking against the spring member and release the locks.
  • movable elements may comprise balls arranged around the firing pin in a ball holder urged by the member spring simultaneously with the firing pin, this door balls bearing against the locks in the locked position.
  • the mechanism of blocking may also include a plate connected to the body of the rocket and crossing by a bore for axially guiding the ball carrier, this bore having at least one conical beach next to the balls on which they roll under the effect of force centrifugal and cause the movement of the ball carrier and the firing pin against of the organ spring.
  • Each lock is advantageously pivotally mounted about a fixed axis of rotation relative to the body of the rocket and substantially parallel to the axis of the firing pin, the rotation axes of the bolts being arranged on a circle whose center is substantially coincident with the axis of the firing pin and whose diameter is greater than diameter of the ball gate.
  • Each latch may have a substantially portion-shaped radial section of cylinder, one end being pivotable about its axis of rotation, the other end being free and movable radially between the locked position and the position unlocked, this free end being arranged to cooperate with the end pivoting the adjacent latch so as to lock the locked positions and unlocked.
  • each lock comprises a flexible tongue intended to bear against the inner face of the end pivoting position of the adjacent latch in the locked position and abutting the outside of this pivoting end in the unlocked position, this flexible tongue being deform to allow the locks to move from the locked position to the unlocked position under the effect of centrifugal force.
  • the locks may be made of a material having a coefficient of friction such as the ball holder blocks the locks in the locked position by friction under the action of the spring member, this material possibly consisting of a composite synthetic material filled with glass fibers.
  • the security mechanism associated with the primer has a movable starter gate about a fixed axis of rotation relative to the body of the rocket and substantially parallel to the axis of the firing pin, a latch accelerator arranged to lock said starter door in storage position up to a determined linear velocity of the projectile and a position lock arranged for block said primer door in the armed position.
  • the acceleration lock may comprise an axial finger housed in the body of the rocket substantially parallel to the axis of the firing pin and biased by a member spring in direction of the plate in which is housed its free end in position of storage, this axial finger having a radial abutment on which the door stops primer in said storage position, the axial finger being arranged to move against its organ spring under the effect of the linear acceleration of the projectile until free end of said plate and the radial stop of the door primer.
  • the position lock may comprise a small axial finger housed in the starter door, substantially parallel to the axis of the firing pin, and biased by a spring member and in that said rocket body has an orifice arranged so that when the primer door is in the armed position, said orifice is opposite the axial small finger to allow him to lodge there under the action of his organ spring.
  • the security mechanism may also include an arranged centrifugal latch to lock the starter door in the storage position, this centrifugal lock having a radial finger mounted movable in translation in the body of the rocket and biased by a member spring towards a radial notch provided in said primer door in storage position.
  • the security mechanism comprises delay means arranged to slow the rotation of said initiator gate from its storage position to its armed position, these delay means comprising a gear train engaged at the entrance with a toothed sector provided on said priming door and at the exit with a balance.
  • the rocket 1 is intended to equip any type of a gyratory bullet fired with any type of rifled gun and known a striker 2, a primer 3 and an explosive charge 13.
  • the striker assembly 20 comprises the striker 2 in the form of a needle, arranged substantially in the axis A, which is in this case the axis of symmetry of the rocket 2, and a spring member 21 disposed coaxially with the axis A, in the housing 18 in support between the cap 16 and the striker heel 2.
  • the spring member 21 is consisting of a compression coil spring but could be replaced by any another equivalent spring element. Striker 2 is movable axially between a waiting position or high position and a percussion position or low position under the action of the organ spring 21.
  • the self-destruct device 4 is arranged to be movable between a position locked in which it blocks the striker 2 in its waiting position, and a unlocked position in which it releases the striker 2. This device self-destruction 4 is detailed below.
  • the security mechanism 30 associated with the primer 3 is designed to be mobile between a storage position in which the primer 3 is not aligned with the striker 2 (see Figs 1 and 3) and an armed position in which the primer 3 is aligned with the striker 2 (see Fig. 4 and 6).
  • This security mechanism 30 includes a priming gate 31 movable about a fixed axis of rotation B relative to the body 10 of the rocket 1, substantially parallel to the axis A of the firing pin 2, between said storage positions and army under the effect of centrifugal force.
  • the primer gate 31 has substantially a mushroom shape seen from above (see Fig. 3 and 6).
  • the intersection between the hat and foot has the axis B, the base of the foot has a housing 32 receiving primer 3 and the cap has a toothed sector 33.
  • the foot is finished by a boss 34 whose role is explained below.
  • An acceleration lock 5 is provided to lock the primer door 31 in position storage and up to a determined linear velocity of the gyratory projectile. he comprises an axial finger 50 housed in the body 10 along a substantially axis C parallel to the axis A of the striker 2. This axial finger 50 is provided with a radial abutment 51 which abuts the primer 31 in the storage position by its boss 34 (cf. Fig. 1 and 3). It also comprises a central blind bore 52 receiving an organ spring 53, consisting of a helical compression spring, this member spring 53 being bearing on the bottom 11 of the body 10 and urging the axial finger 50 towards the of the cap 16.
  • the axial finger 50 comprises a free end 54 of reduced diameter adapted to be housed in a corresponding orifice 41 provided in a plate 40 of the self-destruct device 4.
  • this axial finger 50 moves against its spring member 53 to release its free end 54 of the plate 40 and simultaneously release its radial abutment 51 from the primer holder 31 (see Fig. 4).
  • the axial finger 50 is in this retracted position, it is no longer guided relative to the body 10. It is then offset by the centrifugal force of the gyratory projectile and automatically locks in this retracted off-axis position under the plate 40.
  • a centrifugal lock 6 is also provided to lock the primer door 31 in storage position. It comprises a radial finger 60 movably mounted in translation in the body 10 and biased by a spring member 61 towards a radial notch 35 provided in the primer holder 31 in the storage position (see Fig. 3). Under the effect of the centrifugal force of the gyratory projectile at a determined rotational speed, this finger radial 60 moves against its spring member 61 to disengage from the notch 35 of the starter gate 31 (see Fig. 6).
  • This safety mechanism 30 also comprises a position lock 7 arranged to block the primer door 31 in the armed position.
  • This position lock 7 comprises a small axial finger 70 housed in the primer door 31 along an axis substantially parallel to the axis A of the striker 2 and biased by a spring member 71.
  • the body 10 of rocket 1 comprises, in a cover plate 36 disposed between the mechanism 30 and the self-destruction device 4, an orifice 37 adapted to receive the free end of this little axial finger 70 only when the primer door 31 is in the armed position, that is to say that the position lock 7 is placed opposite this orifice 37 and can be housed under the action of the spring member 71, formed of a spring helical compression (see Fig. 4).
  • the safety mechanism 30 is completed by delay means 8 (see FIG. and 6) arranged to slow down the rotation of the primer door 31 under the effect of the force centrifugal projectile, between its storage position and its armed position.
  • delay means 8 comprise a gear train consisting, in the example shown, of a pinion small diameter inlet 80 meshed with the toothed sector 33 of the primer door 31 and coupled to a wheel 81 itself meshing with an output pinion 82 of small diameter.
  • This output gear 82 is coupled to a wheel 83 bearing on the periphery of triangular teeth like saw teeth cooperating with a balance 84 which oscillates under the effect of the rotation of the wheel 83 and thus slows the rotation of the train gear.
  • the self-destruct device 4 comprises at least two locks 9, and in the example shown three locks 9, arranged to lock the striker 2 in position 1 and 2), these latches 9 being movable under the effect of the centrifugal force from a determined rotation speed of the projectile, to deviate from the axis A of the striker 2 between the locked position and the unlocked position and thereby release the passage of striker 2 in the direction of primer 3 (see Fig. 4 and 5).
  • These locks 9 are mounted on a fixed latch door 90 disposed between the cover plate 36 and the platinum 40.
  • latches 9 are pivotally mounted on the latch door 90 by one of their ends around a fixed axis of rotation D substantially parallel to the axis A of the striker 2. These axes of rotation D are provided at equal distances from each other and are arranged on a circle whose center is substantially coincident with the axis A and whose diameter is greater than the diameter of the ball gate detailed below.
  • the other end of the locks 9 is free and movable radially between the locked position and the position unlocked.
  • This free end has a tongue 91 of very small thickness to be flexible and elastic. It is arranged so as to fit into a flat portion 92 provided on the inner face of the pivoting end of the adjacent latch 9 when the latches 9 are in the locked position to self-lock them. It is also oriented so as to abut against the outside of the end pivoting of the adjacent latch 9 when the latches 9 are in the unlocked position to prevent their return to the locked position if the speed of rotation of the projectile.
  • This tongue 91 is flexible to be able to deform and allow the locks 9 to move from their locked position to their position unlocked under the effect of centrifugal force from a certain speed of rotation of the projectile.
  • the self-destruct device 4 also comprises a locking mechanism 41 biased by the spring member 21 of the firing pin 2 towards the bolts 9 so as to lock them in the locked position, this locking mechanism comprising moving elements 42 under the effect of the centrifugal force from a speed of determined rotation of the projectile, and arranged to move this locking mechanism 41 against the spring member 21 and release the locks 9.
  • the movable elements 42 consist of balls arranged around the striker 2 in a ball holder 43 biased by the spring member 21.
  • the plate 40 has a through bore 44 to axially guide the ball carrier 43 and a conical zone 45 disposed opposite the balls 42. In the locked position (see FIG.
  • this ball holder 43 is in abutment against the locks 9 and prevents their opening by friction under the action of the spring member 21.
  • the material of the ball carrier 43 and that of the locks 9 are chosen according to their coefficient of friction.
  • the design of the rocket 1 according to the invention allows easy mechanical assembly different components by interlocking, screwing and gluing.
  • parts of the safety mechanism 30 are assembled in the storage position according to the provision of Figure 3 and the locks 9 of the self-destruction device 4 in position locked in accordance with FIG. 2.
  • the tongue 91 of these latches 9 must be particularly well positioned within the adjacent latch 9.
  • the operation of the rocket 1 according to the invention is detailed below.
  • the internal mechanisms to rocket 1 are subject to the effects of acceleration and combined centrifugal force that generate chain movements up to total destruction of the projectile.
  • the lock 5 which blocks the primer 31 in its storage position (see FIG. 1) retracts and releases it (see Fig. 4).
  • the centrifugal latch 6 which also blocks the primer door 31 in its storage position (see Fig. 3) retracts and releases it.
  • the primer door 31 rotates about its axis B at a speed of rotation controlled by the delay means (8) until reaching the position army in which the primer 3 is substantially in the axis A aligned with the striker 2 (see Fig. 4 and 6). This armed position is blocked by the position lock 7.
  • the balls 42 deviate from the axis A in rolling on the conical beach 45 to raise the ball gate 43 releasing the locks 9 of the self-destruct device 4.
  • the locks 9 pivot about their axis D to position themselves in their position unlocked releasing the passage of the ball holder 43 and the firing pin 2 towards primer 3 aligned (see Figs 4 and 5).
  • the balls 42 move closer to the axis A
  • the striker 2 hit the primer 3 under the action of its organ spring 21 and the primer 3 ignites the explosive charge generating the explosion of the projectile in the target.
  • the trajectory of the projectile loses speed from from a certain distance of fire. As the speed of rotation decreases, the firing process automatically engages following the same steps only when he meets a target. Thus, the projectile is destroyed in all cases.
  • the invention makes it possible to solve the goals fixed and in particular to make a rocket 1 equipped with a self-destruct device 4 mechanical, simple and reliable, can easily meet the constraints imposed by international standards for armaments, such as: Extreme storage temperatures from -63 ° C to + 71 ° C and 95% humidity.
  • armaments such as: Extreme storage temperatures from -63 ° C to + 71 ° C and 95% humidity.
  • the definition of the different components of this rocket 1 material, form, density, etc., is carried out taking into account these constraints but also operating constraints: guiding, friction hold, speed threshold rotation and acceleration according to moving parts, resistance of springs, etc. According to these different constraints, the components can be modified and adapted.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
  • Air Bags (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Photoreceptors In Electrophotography (AREA)

Claims (15)

  1. Zünder (1) mit Selbstzerstörungseinrichtung (4) für ein kreisendes Geschoss, wobei der Zünder (1) mit mindestens einem zwischen einer Warteposition und einer Schlagposition bewegbaren Schlagbolzen (2) versehen ist, wobei ein Federbauteil (21) mit diesem Schlagbolzen (2) verbunden ist, um ihn in seine Schlagposition zu verlagern, mit einem Zündhütchen (3), das mit einem Sicherheitsmechanismus (30) verbunden ist, wobei der Sicherheitsmechanismus (30) zwischen einer Lagerungsposition, in welcher das Zündhütchen (3) nicht mit dem Schlagbolzen (2) ausgerichtet ist, und einer entsicherten Position bewegbar ist, in welcher das Zündhütchen (3) mit dem Schlagbolzen (2) ausgerichtet ist, wobei die Selbstzerstörungseinrichtung (4) ebenfalls zwischen einer Verriegelungsposition, in der sie den Schlagbolzen (2) in seiner Warteposition blockiert, und einer Entriegelungsposition bewegbar ist, in der sie den Schlagbolzen (2) freigibt, dadurch gekennzeichnet, dass die Selbstzerstörungseinrichtung (4) mindestens zwei Riegel (9) aufweist, die zum Blockieren des Schlagbolzens (2) in der Warteposition vorgesehen sind, wobei die Riegel (9) unter der Einwirkung der Zentrifugalkraft ab einer bestimmten Drehzahl des Geschosses bewegbar sind, um sich von der Achse (A) des Schlagbolzens (2) zwischen der Verriegelungsposition und der Entriegelungsposition zu entfernen und so den Durchgang des Schlagbolzens (2) in Richtung des Zündhütchens (3) freizugeben, wobei die Riegel (9) dafür vorgesehen sind, sich untereinander mindestens in der Entriegelungsposition automatisch zu blockieren.
  2. Zünder nach Anspruch 1, dadurch gekennzeichnet, dass die Selbstzerstörungseinrichtung (4) einen Blockiermechanismus (41) aufweist, der durch das Federbauteil (21) des Schlagbolzens (2) in Richtung der Riegel (9) so belastet ist, dass er diese in der Verriegelungsposition blockiert, wobei der Blockiermechanismus (41) Bauteile (42) aufweist, die unter der Einwirkung der Zentrifugalkraft ab einer bestimmten Drehzahl des Geschosses bewegbar sind, und die dafür vorgesehen sind, den Blockiermechanismus (41) gegen das Federbauteil (21) zu verlagern und die Riegel (9) freizugeben.
  3. Zünder nach Anspruch 2, dadurch gekennzeichnet, dass die unter der Einwirkung der Zentrifugalkraft beweglichen Elemente Kugeln (42) umfassen, die um den Schlagbolzen (2) herum in einem Kugelträger (43) angeordnet sind, der durch das Federbauteil (21) gleichzeitig mit dem Schlagbolzen (2) belastet wird, wobei der Kugelträger (43) gegen die Riegel (9) in der Verriegelungsposition anliegt, und dass der Blockiermechanismus (41) außerdem eine mit dem Körper (10) des Zünders (1) verbundene Platte (40) aufweist, die von einer Bohrung (44) durchquert wird, um den Kugelträger (43) axial zu führen, wobei die Bohrung (44) mindestens eine konische Zone (45) gegenüber den Kugeln (42) aufweist, auf welcher sie unter der Einwirkung der Zentrifugalkraft rollen und die Verlagerung des Kugelträgers (43) und des Schlagbolzens (2) gegen das Federbauteil (21) herbeiführen.
  4. Zünder nach Anspruch 3, dadurch gekennzeichnet, dass jeder Riegel (9) um eine Drehachse (D) herum drehbar ist, die im Verhältnis zu dem Körper (10) des Zünders (1) feststehend ist und praktisch parallel zu der Achse (A) des Schlagbolzens (2) verläuft, wobei die Drehachsen (D) der Riegel (9) auf einem Kreis angeordnet sind, dessen Mittelpunkt praktisch mit der Achse (A) des Schlagbolzens (2) zusammenfällt und dessen Durchmesser größer als der Durchmesser des Kugelträgers (43) ist.
  5. Zünder nach Anspruch 4, dadurch gekennzeichnet, dass jeder Riegel (9) einen radialen Querschnitt praktisch in Form eines Zylinderabschnittes aufweist, wobei eines seiner äußersten Enden um die Drehachse (D) herum drehbar ist, wobei das andere äußerste Ende frei und radial zwischen der Verriegelungsposition und der Entriegelungsposition bewegbar ist, wobei das freie äußerste Ende dafür vorgesehen ist, mit dem drehbaren äußersten Ende des angrenzenden Riegels (9) so zusammenzuwirken, dass die Riegel (9) in den Verriegelungs- und Entriegelungspositionen blockiert werden.
  6. Zünder nach Anspruch 5, dadurch gekennzeichnet, dass das freie äußerste Ende eines jeden Riegels (9) eine nachgiebige Lasche (91) aufweist, die dazu bestimmt ist, in der Verriegelungsposition gegen die Innenfläche des äußersten, drehbaren Endes des angrenzenden Riegels (9) anzuliegen und gegen das Äußere des drehbaren äußersten Endes in der Entriegelungsposition anzuschlagen, wobei diese nachgiebige Lasche (91) verformbar ist, um die Verlagerung der Riegel (9) von der Verriegelungsposition in die Entriegelungsposition unter der Einwirkung der Zentrifugalkraft zuzulassen.
  7. Zünder nach Anspruch 4, dadurch gekennzeichnet, dass die Riegel (9) aus einem Werkstoff hergestellt sind, der einen solchen Reibungskoeffizienten aufweist, dass der Kugelträger (43) die Riegel (9) in der Verriegelungsposition unter der Einwirkung des Federbauteils (21) durch Reibung blockiert.
  8. Zünder nach Anspruch 7, dadurch gekennzeichnet, dass der Werkstoff aus einem mit Glasfasern durchsetzten synthetischen Verbundwerkstoff besteht.
  9. Zünder nach Anspruch 1, dadurch gekennzeichnet, dass der mit dem Zündhütchen (3) verbundene Sicherheitsmechanismus (30) einen Zünderträger (31) aufweist, der um eine Drehachse (B) drehbar ist, die im Verhältnis zu dem Körper (10) des Zünders (1) feststehend ist und praktisch parallel zu der Achse (A) des Schlagbolzens (2) verläuft, wobei ein Beschleunigungsriegel (5) zum Blockieren des Zünderträgers (31) in der Lagerungsposition bis zu einer bestimmten Lineargeschwindigkeit der Zünder angeordnet ist und ein Positionsriegel (7) zum Blockieren des Zünderträgers (31) in der entsicherten Position angeordnet ist.
  10. Zünder nach den Ansprüchen 3 und 9, dadurch gekennzeichnet, dass der Beschleunigungsriegel (5) einen Axialfinger (50) aufweist, der in dem Körper (10) des Zünders (1) praktisch parallel zu der Achse (A) des Schlagbolzens (2) gelagert und durch ein Federbauteil (53) in Richtung der Platte (40) belastet ist, in welcher sein freies äußerstes Ende (54) in der Lagerungsposition aufgenommen ist, wobei der Axialfinger (50) einen Radialanschlag (51) aufweist, auf dem der Zünderträger (31) in der Lagerungsposition anschlägt, wobei der Axialfmger (50) dafür vorgesehen ist, sich unter der Einwirkung der Linearbeschleunigung des Geschosses gegen sein Federbauteil (53) zu verlagern, bis sein freies äußerstes Ende (54) von der Platte (40) und dem Radialanschlag (51) des Zünderträgers (31) freigegeben ist.
  11. Zünder nach Anspruch 9, dadurch gekennzeichnet, dass der Positionsriegel (7) einen kleinen Axialfinger (70) aufweist, der in dem Zünderträger (31) praktisch parallel zu der Achse (A) des Schlagbolzens (2) gelagert und durch ein Federbauteil (71) belastet ist, und dass der Körper (10) des Zünders (1) eine Öffnung (37) aufweist, die so angeordnet ist, dass die Öffnung (37) dann, wenn sich der Zünderträger (31) in der entsicherten Stellung befindet, dem kleinen Axialfinger (70) gegenüberliegt, um zuzulassen, dass dieser unter der Einwirkung seines Federbauteils (71) dort aufgenommen wird.
  12. Zünder nach Anspruch 9, dadurch gekennzeichnet, dass der Sicherheitsmechanismus (30) einen Schleuderriegel (6) aufweist, der zum Blockieren des Zünderträgers (31) in der Lagerungsposition vorgesehen ist.
  13. Zünder nach Anspruch 12, dadurch gekennzeichnet, dass der Schleuderriegel (6) einen in dem Körper (10) des Zünders (1) in Form einer Translationsbewegung bewegbaren Radialfinger (60) aufweist, der durch ein Federbauteil (61) in Richtung einer in dem Zünderträger (31) vorgesehenen Radialkerbe (35) in der Lagerungsposition belastet ist.
  14. Zünder nach Anspruch 9, dadurch gekennzeichnet, dass der Sicherheitsmechanismus (30) Verzögerungseinrichtungen (8) aufweist, die zur Verlangsamung der Drehung des Zünderträgers (31) von seiner Lagerungsposition in seine entsicherte Position vorgesehen sind.
  15. Zünder nach Anspruch 14, dadurch gekennzeichnet, dass die Verzögerungseinrichtungen (8) einen Getriebezug (80-83) aufweisen, der am Eingang mit einem auf dem Zünderträger (31) vorgesehenen gezahnten Sektor (33), und am Ausgang mit einem Schwinghebel (84) in Eingriff steht.
EP03291545A 2003-06-24 2003-06-24 Selbst-Zerlegerzünder für drallstabilisierte Geschosse Expired - Lifetime EP1500902B1 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AT03291545T ATE302935T1 (de) 2003-06-24 2003-06-24 Selbst-zerlegerzünder für drallstabilisierte geschosse
DE60301401T DE60301401T2 (de) 2003-06-24 2003-06-24 Selbst-Zerlegerzünder für drallstabilisierte Geschosse
EP03291545A EP1500902B1 (de) 2003-06-24 2003-06-24 Selbst-Zerlegerzünder für drallstabilisierte Geschosse

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP03291545A EP1500902B1 (de) 2003-06-24 2003-06-24 Selbst-Zerlegerzünder für drallstabilisierte Geschosse

Publications (2)

Publication Number Publication Date
EP1500902A1 EP1500902A1 (de) 2005-01-26
EP1500902B1 true EP1500902B1 (de) 2005-08-24

Family

ID=33484043

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03291545A Expired - Lifetime EP1500902B1 (de) 2003-06-24 2003-06-24 Selbst-Zerlegerzünder für drallstabilisierte Geschosse

Country Status (3)

Country Link
EP (1) EP1500902B1 (de)
AT (1) ATE302935T1 (de)
DE (1) DE60301401T2 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008082365A1 (en) * 2006-12-28 2008-07-10 Advanced Material Engineering Pte Ltd Self destruction impact fuse
WO2022002462A1 (fr) 2020-07-02 2022-01-06 Dixi Microtechniques Fusee comportant un dispositif d'autodestruction pour projectile giratoire

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8037826B2 (en) * 2006-06-01 2011-10-18 Dse, Inc. Mechanical self destruct for runaway escapements
DE102008053990B4 (de) 2008-10-30 2010-07-22 Junghans Microtec Gmbh Zünder für ein Geschoss
DE102022106883A1 (de) 2022-03-23 2023-09-28 Rheinmetall Air Defence Ag Sicherungseinheit für einen Zünder, Verwendung der Sicherungseinheit und Verfahren zur Aktivierung eines Zünders mit dieser Sicherungseinheit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH179141A (de) * 1934-10-20 1935-08-31 Lanfranconi Domenico Geschosszünder, der sowohl bei Aufschlag, als auch nach einer bestimmten Flugdauer zündet.
FR1276499A (fr) * 1960-12-21 1961-11-17 Rheinmetall Gmbh Fusée autodestructrice à marge de sécurité
FR1382490A (fr) * 1963-02-07 1964-12-18 Brevets Aero Mecaniques Perfectionnements apportés aux fusées de percussion pour projectiles explosifs giratoires, notamment aux fusées de culot de ce genre, munies d'un dispositif mécanique d'auto-destruction
CH412645A (fr) * 1965-04-02 1966-04-30 Mefina Sa Fusée de projectile pour canon à âme rayée
SG93195A1 (en) * 1999-02-04 2002-12-17 Chartered Ammunition Ind Ptee Self destructing impact fuse

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008082365A1 (en) * 2006-12-28 2008-07-10 Advanced Material Engineering Pte Ltd Self destruction impact fuse
EP2102581A1 (de) * 2006-12-28 2009-09-23 Advanced Material Engineering Pte Ltd Aufschlagzünder mit selbstzerlegung
US8082845B2 (en) 2006-12-28 2011-12-27 Advanced Meterial Engineering Pte Ltd Self destruction impact fuse
EP2102581A4 (de) * 2006-12-28 2012-10-31 Advanced Material Engineering Pte Ltd Aufschlagzünder mit selbstzerlegung
WO2022002462A1 (fr) 2020-07-02 2022-01-06 Dixi Microtechniques Fusee comportant un dispositif d'autodestruction pour projectile giratoire
FR3112202A1 (fr) 2020-07-02 2022-01-07 Dixi Microtechniques Fusee comportant un dispositif d'autodestruction pour projectile giratoire

Also Published As

Publication number Publication date
DE60301401D1 (de) 2005-09-29
EP1500902A1 (de) 2005-01-26
ATE302935T1 (de) 2005-09-15
DE60301401T2 (de) 2006-06-22

Similar Documents

Publication Publication Date Title
EP0411996B1 (de) Zündvorrichtung einer Zündkette für Submunitionskörpern
EP0106263B1 (de) Panzerbrechendes Sprenggeschoss versehen mit einer Treibladungshülse
EP0687888B1 (de) Abfeuervorrichtung für eine pyrotechnische Ladung mit einem Zünderkopf, insbesondere für Handgranateur, mit drei Funktionsweisen
EP1500902B1 (de) Selbst-Zerlegerzünder für drallstabilisierte Geschosse
EP2482027B1 (de) Sicherheits- und Zündvorrichtung für eine pyrotechnische Kette eines Geschosses
FR2501360A1 (fr) Cartouche a actionnement pyrotechnique de charge utile explosant apres le rebond
EP0627067B1 (de) Zünd- und selbstzerlegungssystem für submunition
FR2737293A1 (fr) Systeme d'amorcage de la charge explosive d'une sous-munition embarquee dans un engin porteur
EP0234159B1 (de) Geschoss mit pyrotechnischer Ladung und Mittel zu deren verzögerten Zündung
FR2820817A1 (fr) Projectile
WO2023046327A1 (fr) Fusee mecanique auto-percutante pour une munition non girante
EP0724132B1 (de) Vorrichtung zum Sichern und Schärfen des Zünders eines Geschosses
EP4176225A1 (de) Zünder mit selbstzerstörungsvorrichtung für ein kreiselgeschoss
EP0230196B1 (de) Geschoss mit pyrotechnischer Ladung
EP0463974B1 (de) Einrichtung zum Sichern und zum Schärfen einer Munition
FR2622966A1 (fr) Dispositif de stabilisation gyroscopique pour un organe de manoeuvre de projectile
EP0913662A1 (de) Hohlladungsprojektil und dazugehöriges Waffensystem
FR2726359A1 (fr) Fusee d'impact a double securite
US4262598A (en) Delay fuse
BE1006592A3 (fr) Allumeur pyrotechnique pour moteur de reduction de trainee.
BE527006A (de)
FR2672673A1 (fr) Dispositif d'amorcage pour un sous-projectile.
FR2606136A1 (fr) Dispositif de securite et d'armement pour sous-projectiles dispersables
EP0233431A1 (de) Patrone mit einem eine pyrotechnische Ladung tragenden Geschosskörper
FR2583510A1 (fr) Dispositif d'amorcage avec palpeur telescopique pour un corps de munition, procede de fonctionnement et utilisation de ce dispositif

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

17P Request for examination filed

Effective date: 20040507

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL LT LV MK

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20050824

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED.

Effective date: 20050824

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20050824

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20050824

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20050824

Ref country code: IE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20050824

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20050824

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20050824

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20050824

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

Free format text: LANGUAGE OF EP DOCUMENT: FRENCH

REF Corresponds to:

Ref document number: 60301401

Country of ref document: DE

Date of ref document: 20050929

Kind code of ref document: P

AKX Designation fees paid

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20051124

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20051124

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20051124

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20051124

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20051205

RAP2 Party data changed (patent owner data changed or rights of a patent transferred)

Owner name: DIXI MICROTECHNIQUES S.A.S.

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20060124

NLV1 Nl: lapsed or annulled due to failure to fulfill the requirements of art. 29p and 29m of the patents act
PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: HU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20060225

GBV Gb: ep patent (uk) treated as always having been void in accordance with gb section 77(7)/1977 [no translation filed]

Effective date: 20050824

REG Reference to a national code

Ref country code: IE

Ref legal event code: FD4D

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MC

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20060630

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20060630

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed

Effective date: 20060526

BERE Be: lapsed

Owner name: DIXI MICROTECHNIQUES S.A.

Effective date: 20060630

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

REG Reference to a national code

Ref country code: FR

Ref legal event code: CJ

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20070630

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20070630

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20050824

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20060624

Ref country code: TR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20050824

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20050824

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: AT

Payment date: 20110629

Year of fee payment: 9

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20110726

Year of fee payment: 9

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20110707

Year of fee payment: 9

REG Reference to a national code

Ref country code: AT

Ref legal event code: MM01

Ref document number: 302935

Country of ref document: AT

Kind code of ref document: T

Effective date: 20120624

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20130228

REG Reference to a national code

Ref country code: DE

Ref legal event code: R119

Ref document number: 60301401

Country of ref document: DE

Effective date: 20130101

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20120702

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20130101

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20120624