WO2000060302A1 - Elektronisch-mechanische anzündverzögerung für patronierte pyrotechnische scheinzielmunition - Google Patents
Elektronisch-mechanische anzündverzögerung für patronierte pyrotechnische scheinzielmunition Download PDFInfo
- Publication number
- WO2000060302A1 WO2000060302A1 PCT/EP2000/000497 EP0000497W WO0060302A1 WO 2000060302 A1 WO2000060302 A1 WO 2000060302A1 EP 0000497 W EP0000497 W EP 0000497W WO 0060302 A1 WO0060302 A1 WO 0060302A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- active mass
- sabot
- ignition
- active material
- galvanically connected
- Prior art date
Links
- 239000003380 propellant Substances 0.000 claims abstract description 10
- 239000003990 capacitor Substances 0.000 claims abstract description 8
- 230000001960 triggered effect Effects 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims abstract description 3
- 230000003111 delayed effect Effects 0.000 claims description 2
- 230000002757 inflammatory effect Effects 0.000 claims 1
- 239000011149 active material Substances 0.000 abstract description 7
- 230000001133 acceleration Effects 0.000 description 6
- 238000010304 firing Methods 0.000 description 3
- 239000013543 active substance Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 229920002449 FKM Polymers 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000006187 pill Substances 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B5/00—Cartridge ammunition, e.g. separately-loaded propellant charges
- F42B5/02—Cartridges, i.e. cases with charge and missile
- F42B5/145—Cartridges, i.e. cases with charge and missile for dispensing gases, vapours, powders, particles or chemically-reactive substances
- F42B5/15—Cartridges, i.e. cases with charge and missile for dispensing gases, vapours, powders, particles or chemically-reactive substances for creating a screening or decoy effect, e.g. using radar chaff or infrared material
-
- 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
- F42C15/40—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges wherein the safety or arming action is effected electrically
Definitions
- the invention relates to a device for delayed ignition for electrically operated ammunition, in particular dummy ammunition with pyrotechnic, pyrophoric or hypergolic active masses.
- flares To ward off guided missiles with infrared search heads, aircraft use, among other things, pyrotechnic infrared emitters, so-called flares. These flare ammunitions generally consist of a cartridge case with an electrical igniter and the pyrotechnic active mass. Cartridges for mock ammunition are available in many calibers. There are cylindrical ammunitions in calibers 26.5, 36, 38, 40 and 55 mm. There are also ammunitions with a rectangular cross-section in calibers 25x25, 25x52 and 52x65 mm. Sets of active substances based on magnesium / Teflon / Viton or on the basis of red phosphorus are frequently used as active compounds, and pyrophoric and hypergolic active compounds are also known. Characteristic of all flare active masses is the strong heat development and flame formation that occur during combustion.
- So-called pipe fuses are used to prevent such premature erosion of the active mass in the launcher. These devices ensure that the active mass is ignited only outside the launcher.
- Another form of pipe protection provides that the mechanical acceleration, a so-called g-protection in a sabot element is overridden by the launch acceleration. If this sabot is now outside the cartridge case, similar to that described above, a lock is released by means of spring force and a firing pin is triggered, which initiates the active mass via a primer.
- the disadvantages of these safety devices are that, on the one hand, inert, high-mass parts fall to the ground, making exercises over inhabited terrain inadmissible. On the other hand, there is a risk that these parts can get into the engines of other planes and, in extreme cases, that the affected engine can fail during the association flight.
- a particular disadvantage of the latter tube safety device is the risk of unintentional triggering when such ammunition is dismantled. Only a slight acceleration load is sufficient to override the g-lock and to unlock the firing pin for triggering the primer, which causes the active mass to be released after the active substance body has been removed from the cartridge case.
- the object of the present invention is to eliminate these disadvantages.
- a pipe safety device for electrically actuable pyrotechnic ammunition is presented, which prevents the problems in dealing with friction sets and in which no inert parts are ejected after the active mass body has been ejected.
- the ammunition according to the invention consists, as shown in FIG. 1, of a cartridge case 10 with an inserted electric igniter 1, sabot 4 and active mass 8.
- the electrical igniter (Squib) 1 with the contact pins 1a and 1b and the bridge wire 1c is galvanically connected 5 via a suitable electronic circuit 1d to a capacitor element 3, which is located in the sabot 4.
- the capacitor element 3 in the sabot 4 is also galvanically 6, connected to a mechanical switching element 7 in the active mass 8.
- This switching element 7 is in turn galvanically connected 7a to an electrical igniter 9 in the active mass 8.
- the electrical ignition pulse triggers the propellant charge 2 via the bridge wire 1c in the squib and the charging of the capacitor element 3 in the sabot 4.
- the gas pressure of the propellant charge 2 causes the sabot 4 with the charged capacitor element 3 and the active mass 8 lying in front of it Sleeve 10 moves.
- the galvanic connection between sabot 4 and Squib 1 can either be interrupted or remain in place.
- At the sleeve opening 11 a causes a sub-caliber ring 11 b that the sabot 4 is held.
- the switch-on element 7 connected to the sabot 4 in the active mass 8 is actuated by the movement of the active mass 8 relative to the sabot 4 and the galvanic connection between the capacitor element 3 and the ignition pill 9 manufactured in the active mass 8 and with which the active mass 8 is triggered.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Air Bags (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
- Fuses (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Automotive Seat Belt Assembly (AREA)
Abstract
Description
Claims
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DK00904950T DK1166033T3 (da) | 1999-03-31 | 2000-01-24 | Elektronisk-mekanisk antændelsesforsinkelse til patroneret pyroteknisk ammunition |
JP2000609755A JP2002541425A (ja) | 1999-03-31 | 2000-01-24 | カートリッジ式の花火技術的なおとり閃光弾のための電気機械式の点火遅れ装置 |
US09/937,500 US6463856B1 (en) | 1999-03-31 | 2000-01-24 | Electronically and mechanically-operated ignition delay for cartridge-type pyrotechnic decoy flare ammunition |
EP00904950A EP1166033B1 (de) | 1999-03-31 | 2000-01-24 | Elektronisch-mechanische anzündverzögerung für patronierte pyrotechnische scheinzielmunition |
AT00904950T ATE241123T1 (de) | 1999-03-31 | 2000-01-24 | Elektronisch-mechanische anzündverzögerung für patronierte pyrotechnische scheinzielmunition |
IL14501100A IL145011A0 (en) | 1999-03-31 | 2000-01-24 | Electronically and mechanically-operated ignition delay for cartridge-type pyrotechnic decoy flare ammunition |
DE50002266T DE50002266D1 (de) | 1999-03-31 | 2000-01-24 | Elektronisch-mechanische anzündverzögerung für patronierte pyrotechnische scheinzielmunition |
IL145011A IL145011A (en) | 1999-03-31 | 2001-08-21 | Electronically and mechanically-operated ignition delay for cartridge-type pyrotechnic decoy flare ammunition |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19914670.5 | 1999-03-31 | ||
DE19914670A DE19914670A1 (de) | 1999-03-31 | 1999-03-31 | Elektronisch-mechanische Anzündverzögerung für patronierte pyrotechnische Scheinzielmunition |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2000060302A1 true WO2000060302A1 (de) | 2000-10-12 |
Family
ID=7903123
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2000/000497 WO2000060302A1 (de) | 1999-03-31 | 2000-01-24 | Elektronisch-mechanische anzündverzögerung für patronierte pyrotechnische scheinzielmunition |
Country Status (11)
Country | Link |
---|---|
US (1) | US6463856B1 (de) |
EP (1) | EP1166033B1 (de) |
JP (1) | JP2002541425A (de) |
AT (1) | ATE241123T1 (de) |
DE (2) | DE19914670A1 (de) |
DK (1) | DK1166033T3 (de) |
ES (1) | ES2199774T3 (de) |
IL (2) | IL145011A0 (de) |
PT (1) | PT1166033E (de) |
TR (1) | TR200102722T2 (de) |
WO (1) | WO2000060302A1 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6055909A (en) * | 1998-09-28 | 2000-05-02 | Raytheon Company | Electronically configurable towed decoy for dispensing infrared emitting flares |
US7469640B2 (en) * | 2006-09-28 | 2008-12-30 | Alliant Techsystems Inc. | Flares including reactive foil for igniting a combustible grain thereof and methods of fabricating and igniting such flares |
FR2991666B1 (fr) * | 2012-06-07 | 2015-02-27 | Mbda France | Procede, dispositif et systeme de leurrage pour la protection d'un aeronef |
RU2541595C1 (ru) * | 2013-10-24 | 2015-02-20 | Федеральное государственное унитарное предприятие "Научно-производственное объединение им. С.А. Лавочкина" | Устройство защиты детонационных цепей бортовой автоматики летательных аппаратов |
US10775140B2 (en) * | 2018-05-07 | 2020-09-15 | Omnitek Partners Llc | Controlled payload release mechanism for multiple stacks of pyrophoric foils to be contained in a single decoy device cartridge |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3451306A (en) * | 1967-01-26 | 1969-06-24 | Susquehanna Corp | Safe and arm ejection system |
US3712224A (en) * | 1971-06-21 | 1973-01-23 | Us Navy | Decoy flare with traveling ignition charge |
FR2660749A1 (fr) * | 1990-04-05 | 1991-10-11 | Lacroix E Tous Artifices | Systeme de declenchement sequentiel controle et automatique d'une pluralite de charges utiles pyrotechniques. |
US5561259A (en) | 1994-10-13 | 1996-10-01 | Alliant Techsystems Inc. | Decoy flare with sequencer ignition |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2592474B1 (fr) * | 1985-12-27 | 1989-12-01 | Lacroix E Tous Artifices | Projectile du type logeant une charge pyrotechnique et des moyens d'initiation retardee de cette derniere. |
JP2571097B2 (ja) * | 1988-04-27 | 1997-01-16 | 本田技研工業株式会社 | 機械式加速度センサ |
US4815381A (en) * | 1988-05-20 | 1989-03-28 | Morton Thiokol, Inc. | Multiple pulse inertial arm/disarm switch |
US5693906A (en) * | 1995-09-28 | 1997-12-02 | Alliant Techsystems Inc. | Electro-mechanical safety and arming device |
US6129022A (en) * | 1998-08-28 | 2000-10-10 | Royal Ordnance Plc | Ammunition safety and arming unit |
US6055909A (en) * | 1998-09-28 | 2000-05-02 | Raytheon Company | Electronically configurable towed decoy for dispensing infrared emitting flares |
-
1999
- 1999-03-31 DE DE19914670A patent/DE19914670A1/de not_active Withdrawn
-
2000
- 2000-01-24 DE DE50002266T patent/DE50002266D1/de not_active Expired - Fee Related
- 2000-01-24 EP EP00904950A patent/EP1166033B1/de not_active Expired - Lifetime
- 2000-01-24 US US09/937,500 patent/US6463856B1/en not_active Expired - Fee Related
- 2000-01-24 DK DK00904950T patent/DK1166033T3/da active
- 2000-01-24 AT AT00904950T patent/ATE241123T1/de not_active IP Right Cessation
- 2000-01-24 ES ES00904950T patent/ES2199774T3/es not_active Expired - Lifetime
- 2000-01-24 JP JP2000609755A patent/JP2002541425A/ja active Pending
- 2000-01-24 TR TR2001/02722T patent/TR200102722T2/xx unknown
- 2000-01-24 PT PT00904950T patent/PT1166033E/pt unknown
- 2000-01-24 IL IL14501100A patent/IL145011A0/xx active IP Right Grant
- 2000-01-24 WO PCT/EP2000/000497 patent/WO2000060302A1/de active IP Right Grant
-
2001
- 2001-08-21 IL IL145011A patent/IL145011A/en not_active IP Right Cessation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3451306A (en) * | 1967-01-26 | 1969-06-24 | Susquehanna Corp | Safe and arm ejection system |
US3712224A (en) * | 1971-06-21 | 1973-01-23 | Us Navy | Decoy flare with traveling ignition charge |
FR2660749A1 (fr) * | 1990-04-05 | 1991-10-11 | Lacroix E Tous Artifices | Systeme de declenchement sequentiel controle et automatique d'une pluralite de charges utiles pyrotechniques. |
US5561259A (en) | 1994-10-13 | 1996-10-01 | Alliant Techsystems Inc. | Decoy flare with sequencer ignition |
Also Published As
Publication number | Publication date |
---|---|
JP2002541425A (ja) | 2002-12-03 |
US6463856B1 (en) | 2002-10-15 |
EP1166033B1 (de) | 2003-05-21 |
DK1166033T3 (da) | 2003-09-15 |
ES2199774T3 (es) | 2004-03-01 |
IL145011A (en) | 2006-10-31 |
PT1166033E (pt) | 2003-10-31 |
DE19914670A1 (de) | 2000-10-05 |
EP1166033A1 (de) | 2002-01-02 |
TR200102722T2 (tr) | 2002-02-21 |
DE50002266D1 (de) | 2003-06-26 |
ATE241123T1 (de) | 2003-06-15 |
IL145011A0 (en) | 2002-06-30 |
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