EP0733874B1 - Geschossimulationsmittel und Verfahren zur Herstellung desselben - Google Patents
Geschossimulationsmittel und Verfahren zur Herstellung desselben Download PDFInfo
- Publication number
- EP0733874B1 EP0733874B1 EP19960104011 EP96104011A EP0733874B1 EP 0733874 B1 EP0733874 B1 EP 0733874B1 EP 19960104011 EP19960104011 EP 19960104011 EP 96104011 A EP96104011 A EP 96104011A EP 0733874 B1 EP0733874 B1 EP 0733874B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- casing
- cover
- outer sleeve
- accommodation space
- simulation means
- 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
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 7
- 238000004088 simulation Methods 0.000 claims description 31
- 230000000694 effects Effects 0.000 claims description 24
- 238000003466 welding Methods 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 4
- 239000004698 Polyethylene Substances 0.000 claims description 3
- -1 polyethylene Polymers 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 3
- 230000004308 accommodation Effects 0.000 claims 9
- 238000009825 accumulation Methods 0.000 description 4
- 239000003351 stiffener Substances 0.000 description 4
- 238000004880 explosion Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 206010041662 Splinter Diseases 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41A—FUNCTIONAL FEATURES OR DETAILS COMMON TO BOTH SMALLARMS AND ORDNANCE, e.g. CANNONS; MOUNTINGS FOR SMALLARMS OR ORDNANCE
- F41A33/00—Adaptations for training; Gun simulators
- F41A33/04—Acoustical simulation of gun fire, e.g. by pyrotechnic means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B12/00—Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material
- F42B12/72—Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the material
- F42B12/76—Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the material of the casing
Definitions
- the invention relates to a projectile simulation means according to the The preamble of claims 1 and 2. Furthermore relates to Invention a method for producing a Missile simulation means according to the preamble of Claim 7.
- Projectile simulation means are primarily used to simulate a acoustic and / or visual representation of the launch of cannons or the like, in particular tank cannons.
- Such projectile simulation means have different requirements fulfill. First, they must be clearly noticeable especially by a loud bang. Second, they can a certain piece of fragments created by an explosion Do not leave the security area.
- a projectile simulation means is known from US-A-5 138 948 (basis for the preamble of claims 1, 2 and 7), which is a two-part casing with one arranged in it Has effect set.
- the parts of the wrapper are through Friction welding firmly connected. Through the ignition the wrapping is separated from the effect set. Since the Friction welding of the parts of the casing is not so feasible, that the covering tears open at the weld seam, can Ignition of the effect set wrapping on any Burst open. This leads to an uncontrolled fragmentation the casing, which is the safety of the known projectile simulation means impaired.
- FR-A-2 022 758 is a further projectile simulation means known in which an effect set in an envelope from a tube sealed on both sides by a stopper and an additional housing to accommodate the casing with the Effect set is formed.
- the case has a bottom Predetermined breaking point. This allows part of the floor to Housing be separated. The separated part of the soil and the plugs closing the tube of the casing form one additional danger when igniting the projectile simulation means. This applies in particular to the large-volume plugs that are used for Ignition of the projectile simulation means cannot be destroyed.
- the present invention has for its object a safe and simply constructed projectile simulation means as well as a To create methods for inexpensive manufacture of the same.
- Two independent projectile simulation tools to solve this Task have the features of claim 1 on the one hand and the Claim 2 on the other hand.
- the predetermined breaking points of the casing prevent these shattered uncontrollably at the moment of the explosion and Splinter parts from the security area (from usual 50m) are thrown out.
- the through the predetermined breaking points weakened parts of the envelope, in particular the recording room ceiling and floor, tear at the designated Side and fold open like a hinge, without coming off to release the wrapping.
- the wall thickness of the casing is 1.5 to 3 mm, in particular about 2 mm. This ensures adequate insulation reached.
- the method according to the invention for producing the projectile simulation means has the features of claim 7.
- An effect set is directly in a recording room of a lower part of the Wrapping introduced. This is particularly simplified because the receiving space of the lower part has a large opening for filling has, which only after filling by a second, the upper part (lid) of the wrapper is closed. Both parts of the casing are firmly joined together by friction welding connected.
- the projectile simulation means shown are used for acoustic and optical representation of the launch of cannons, in particular Tank cannons.
- the projectile simulation means shown in FIGS. 1 to 7 10 has a single-walled envelope 11, which consists of two Sharing.
- the casing 11 has an outer sleeve 12 and a lid 13.
- the lid 13 consists of a Shell surface 14 and a cover base 15.
- the cover base 15 is spaced from both ends.
- the outer sleeve 12 also consists of a lateral surface 16 and one Outer sleeve base 17, which is spaced from both end faces is.
- an effect set 19 arranged in the receiving space 18
- At the primer 21 are two ignition cables 22 connected from the opening 20th lead out and connected at the outer end with a plug 23 are.
- the receiving space 18 is in the region of the opening 20 of the Lid base 15 moisture-sealing by a sealing element 24 closed.
- a thin-walled protective cap 26 is inserted.
- the effect set 19 is located directly in the single-walled Covering 11.
- the covering 11 has such a wall thickness that adequate insulation is guaranteed. At the same time protects the envelope 11 the receiving space 18 with the therein effect set 19 against the effects of moisture.
- the receiving space 18 is through the lid base 15, the outer sleeve bottom 17 and one lying above the outer sleeve base 17 inner lateral surface 27 of the outer sleeve 12 is formed.
- the lid bottom 15 abuts an upper edge of the outer sleeve 12.
- the lateral surface 14 of the cover 13 below the cover base 15 overlaps a partial area of the outer surface 16 of the outer sleeve 12 above the outer sleeve bottom 17.
- the lid 13 and the Outer sleeve 12 form a seam 28 in the overlap area.
- the inside diameter of the cover 13 is slightly smaller than the outer diameter of the outer sleeve 12 so that the two parts have an interference fit in the assembled state.
- the two parts, namely the outer sleeve, are friction welded 12 and the lid 13, firmly together in the overlap area connected.
- Both parts of the casing 11, namely both the outer sleeve 12 as well as the cover 13 have predetermined breaking points 29, 30.
- the predetermined breaking point 29 on the Receiving space 18 side facing away from the lid base 15 web-like stiffeners 31 (FIG. 4) in a partial area of the Circumference on the one hand and a sharp-edged transition 32 between the circular lid base 15 and the outer surface 14 formed on the other hand.
- the lid base 15 forms a radius that is in the same part of the circumference as the stiffeners 31, an additional thickening 33 (Fig. 3).
- outer sleeve 12 In the outer sleeve 12 (Fig. 5) are also web-like stiffeners 34 on the side facing away from the receiving space 18 Outer sleeve bottom 17 arranged. But these are even distributed over the entire circumference of the outer sleeve 12 (Fig. 6). One half of the stiffeners 34 has a larger area 35 on than the other half.
- the inner lateral surface 27 of the Outer sleeve 12 has bead-like areas in the area of the receiving space 18 Reinforcements 36 (Fig. 7), which along a Extend the longitudinal central axis 37 of the outer sleeve 12. Multiple reinforcements 36 are on the entire circumference of the lateral surface 27 equally distributed.
- the wall thickness of the lid 13 is approximately 2 mm, in the range of Interface 28 approx.2.5 mm.
- the wall thickness of the outer sleeve 12 is also approx. 2 mm, in the area of the interface 28 approx. 3 mm.
- the covering 11 and preferably also the protective cap 26 are made made of polyethylene, which is easy to weld. This will on the one hand, the friction welding connection is possible, on the other hand due to the mechanical properties of polyethylene Splinter effect during the explosion greatly reduced or avoided.
- the (simplified) production of the projectile simulation means according to the invention 10 runs as follows:
- the effect set 19 is in the still open receiving space 18 of the outer sleeve 12th filled.
- the cover 13 is then placed over the outer sleeve 12 inserted in such a way that a lower edge region of the cover 13 overlaps an upper edge region of the outer sleeve 12, the Cover wall is outside.
- the two parts of the casing 11 are now according to the invention by friction welding and moisture-sealed interconnected. After that it will inserted into the cover 13 before or after the friction welding Ignition element 25 covered by the thin-walled protective cap 26 is placed on the still open cover 13.
- FIG. 8 and 9 is another embodiment of a Projectile simulation means 40 shown, also about has a single-walled envelope 41, which consists of two parts consists.
- the casing 41 has an outer sleeve 42 and one Cover 43 on.
- an effect set 44 arranged with an ignition unit 45.
- the projectile simulation means 40 is otherwise the projectile simulation means 10 in construction, material and manufacture essentially similar.
- the lid 43 is closed at one end.
- the other end cover 43 is open and circumferentially through a lateral surface 46 limited.
- On an outer edge of the outer surface 46 are wing-like material webs 47 in one piece with the lateral surface 46 trained.
- the material webs 47 run conically outwards so that the diameter of the opening of the cover 43 in the area of the material webs 47 is slightly larger than in Area of the outer surface 46.
- the cover 43 also has a groove 48.
- the groove 48 is arranged all around, namely with the open side towards the outer sleeve 42. Inside a groove 49 is arranged in the groove 48.
- the Material accumulation 49 has a triangular cross section and tapers to a free end, with the Tip of the material accumulation 49 in the direction of the outer sleeve 42 points.
- the outer sleeve 42 has a tapering at an upper edge Wall 50 on, the tip of the tapered Wall 50 points in the direction of the cover 43.
- the outer sleeve 42 is circumferential with its upper edge Groove 48 of the lid 43 is arranged.
- the lateral surface 46 of the Cover 43 overlaps a partial area of a lateral surface 51 the outer sleeve 42.
- the outer sleeve 42 is with its outer edge front with the cover 43 in the area of each other facing tips of material accumulation 49 and wall 50 solid and moisture-proof with each other due to tear welding connected, the material accumulation 49 and the tapered Area of the wall 50 merge and a seam 53 in the area of the opposite one another Form end faces of cover 43 and outer sleeve 42.
- the overlapping lateral surfaces 46, 51 are used only for Guiding the cover 43 with the outer sleeve 42.
- the cover 43 and the outer sleeve 42 are in contrast to the embodiment 1 to 7 not in the overlap area of the lateral surfaces 46, 51 connected to each other.
- the cover 43 has a space delimiting the receiving space 52 Lid wall 54 on.
- the cover wall 54 is convex and has notch-like predetermined breaking points 55.
- the predetermined breaking points 55 run in plan view of the lid wall 54 cruciform and extend almost all over Diameter of the top wall 54.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
Description
- Fig. 1
- ein Geschoßsimulationsmittel in einem mittigen Vertikalschnitt,
- Fig. 2
- einen Deckel einer Umhüllung in einem mittigen Vertikalschnitt,
- Fig. 3
- den Deckel in einer Ansicht in Richtung III gemäß Fig. 2,
- Fig. 4
- den Deckel in einer Ansicht in Richtung IV gemäß Fig. 2,
- Fig. 5
- eine Außenhülse der Umhüllung in einem mittigen Vertikalschnitt,
- Fig. 6
- die Außenhülse in einer Ansicht in Richtung VI gemäß Fig. 5,
- Fig. 7
- die Außenhülse in einer Ansicht in Richtung VII gemäß Fig. 5,
- Fig. 8
- ein weiteres Ausführungsbeispiel eines Geschoßsimulationsmittels in einem mittigen Vertikalschnitt, und
- Fig. 9
- einen Deckel mit Außenhülse des Geschoßsimulationsmittels gemäß Fig. 8 in unverbundenem Zustand in einem mittigen Vertikalschnitt.
Claims (9)
- Geschoßsimulationsmittel (10) mit einem in einer aus mindestens zwei Teilen gebildeten einwandigen Umhüllung (11) angeordneten Effektsatz (19), wobei die Umhüllung (11) aus einer einen Aufnahmeraum (18) für den Effektsatz (19) bildenden Außenhülse (12) und einen den Aufnahmeraum (18) verschließenden Deckel (13) gebildet ist und die Außenhülse (12) und der Deckel (13) durch Reibverschweißung fest miteinander verbunden sind und wobei der Effektsatz (19) unmittelbar in dem Aufnahmeraum (18) angeordnet ist, dadurch gekennzeichnet, daß die Außenhülse (12) und der Deckel (13) Sollbruchstellen (29, 30) und stegartige Versteifung (31, 34) aufweisen, die derart ausgebildet sind, daß der die Sollbruchstellen (29, 30) aufweisende Teil der Umhüllung (11) im Bereich der Sollbruchstellen (29, 30) reißt und scharnierartig aufklappt, ohne sich vom übrigen Teil der Umhüllung (11) zu lösen.
- Geschoßsimulationsmittel (40) mit einem in einer aus mindestens zwei Teilen gebildeten einwandigen Umhüllung (41) angerodneten Effektsatz (44), wobei die Umhüllung (41) aus einer einen Aufnahmeraum (52) für den Effektsatz (44) bildenden Außenhülse (42) und einen den Aufnahmeraum (42) verschließenden Deckel (43) gebildet ist und die Außenhülse (42) und der Deckel (43) durch Reibverschweißung fest miteinander verbunden sind wobei der Effektsatz (44) unmittelbar im Aufnahmeraum (52) angeordnet ist, dadurch gekennzeichnet, daß die Umhüllung (41) Sollbruchstellen aufweist, wobei die kerbartig ausgebildeten Sollbruchstellen (55) kreuzförmig in der konvex ausgebildeten Deckelwandung (54) angeordnet sind, wobei die Sollbruchstellen (55) derart ausgebildet sind, daß der die Sollbruchstellen (55) aufweisende Teil der Umhüllung (41) im Bereich der Sollbruchstellen (55) reißt und scharnierartig aufklappt, ohne sich vom übrigen Teil der Umhüllung (41) zu lösen.
- Geschoßsimulationsmittel nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß nach dem Verschließen des Aufnahmeraums (18) durch den Deckel (13) eine Überlappung des Deckels (13) mit der Außenhülse (12) entsteht und die Reibschweißung insbesondere im Bereich der Überlappung erfolgt.
- Geschoßsimulationsmittel nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß der Deckel (43) eine umlaufende Nut (48) aufweist, wobei in der Nut (48) eine Materialanhäufung (49) angeordnet ist und daß die Außenhülse (42) an einem Rand eine sich verjüngende Wandung (50) aufweist.
- Geschoßsimulationsmittel nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß die Materialanhäufung (49) und die sich verjüngende Wandung (50) mit ihren jeweiligen Spitzen an den Stirnseiten einander zugekehrt sind, wobei insbesondere im Bereich der einander gegenüberliegenden Stirnseiten von Deckel (43) und Außenhülse (42) durch Reibschweißung eine Nahtstelle (53) entsteht.
- Geschoßsimulationsmittel nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß die Umhüllung (11, 41) aus einem zähen, schweißfähigen Material, vorzugsweise Polyethylen, hergestellt ist und die Wandstärke der Umhüllung (11, 41) insbesondere 1,5 bis 3 mm beträgt.
- Verfahren zur Herstellung eines Geschoßsimulationsmittels (10, 40) nach einem der Ansprüche 1 bis 6, bei dem ein Effektsatz (19, 44) mit einer mindestens feuchtigkeitsdichten, mehrteiligen Umhüllung (11, 41) versehen und die Teile der Umhüllung (11, 41) durch Reibschweißung verbunden werden, dadurch gekennzeichnet, daß der Effektsatz (19, 44) unmittelbar in einen Aufnahmeraum (18, 52) in einen Teil der Umhüllung (11, 41) eingebracht wird und der Aufnahmeraum (18, 52) durch die Verbindung der beiden Teile der Umhüllung (11, 41) durch Reibschweißung verbunden wird.
- Verfahren nach Anspruch 7, dadurch gekennzeichnet, daß ein erster Teil der Umhüllung (11) mit dem Effektsatz (19) gefüllt wird und anschließend die Umhüllung (11) durch den zweiten Teil der Umhüllung (11) verschlossen wird, derart, daß sich der zweite Teil und der erste Teil bereichsweise überlappen, wobei die Verbindung beider Teile durch Reibschweißung im Überlappungsbereich vollzogen wird.
- Verfahren nach Anspruch 7, dadurch gekennzeichnet, daß ein erster Teil der Umhüllung (41) mit dem Effektsatz (44) gefüllt wird und anschließend die Umhüllung (41) durch den zweiten Teil der Umhüllung (41) verschlossen wird, derart, daß der erste Teil und der zweite Teil mit Stirnseiten einander gegenüberliegen, wobei die Verbindung beider Teile durch Reibschweißung im Bereich der Stirnseiten vollzogen wird.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE29607840U DE29607840U1 (de) | 1996-03-14 | 1996-04-30 | Geschoßsimulationsmittel |
| US08/814,663 US6101950A (en) | 1996-03-14 | 1997-03-11 | Projectile simulation means |
| DE59707249T DE59707249D1 (de) | 1996-03-14 | 1997-03-11 | Geschosssimulationsmittel |
| EP19970104004 EP0795734B1 (de) | 1996-03-14 | 1997-03-11 | Geschosssimulationsmittel |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19510581 | 1995-03-23 | ||
| DE19510581 | 1995-03-23 | ||
| DE19518057 | 1995-05-17 | ||
| DE19518057A DE19518057A1 (de) | 1995-03-23 | 1995-05-17 | Geschoßsimulationsmittel und Verfahren zur Herstellung desselben |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| EP0733874A2 EP0733874A2 (de) | 1996-09-25 |
| EP0733874A3 EP0733874A3 (de) | 1997-03-05 |
| EP0733874B1 true EP0733874B1 (de) | 2000-09-13 |
Family
ID=26013638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP19960104011 Expired - Lifetime EP0733874B1 (de) | 1995-03-23 | 1996-03-14 | Geschossimulationsmittel und Verfahren zur Herstellung desselben |
Country Status (1)
| Country | Link |
|---|---|
| EP (1) | EP0733874B1 (de) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1807527A1 (de) * | 1968-11-07 | 1971-02-11 | Rheinmetall Gmbh | Knalldarstellungsmunition |
| GB2025584A (en) * | 1978-05-22 | 1980-01-23 | Brock Fireworks Ltd | Pyrotechnic device |
| FR2494833B1 (fr) * | 1980-11-25 | 1985-12-06 | Thomson Brandt | Procede de fermeture etanche d'un corps de munition et munition fabriquee selon ce procede |
| US5138948A (en) * | 1990-06-15 | 1992-08-18 | Joanell Laboratories, Inc. | Hermetically sealed pyrotechnic device |
-
1996
- 1996-03-14 EP EP19960104011 patent/EP0733874B1/de not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP0733874A2 (de) | 1996-09-25 |
| EP0733874A3 (de) | 1997-03-05 |
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