DK3129743T3 - Arrangement til blokering af armeringstilstande - Google Patents
Arrangement til blokering af armeringstilstande Download PDFInfo
- Publication number
- DK3129743T3 DK3129743T3 DK14888956.1T DK14888956T DK3129743T3 DK 3129743 T3 DK3129743 T3 DK 3129743T3 DK 14888956 T DK14888956 T DK 14888956T DK 3129743 T3 DK3129743 T3 DK 3129743T3
- Authority
- DK
- Denmark
- Prior art keywords
- shape memory
- memory alloy
- annular shape
- substantially annular
- recess
- Prior art date
Links
- 230000000903 blocking effect Effects 0.000 title claims 2
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 55
- 238000010438 heat treatment Methods 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 5
- 230000004913 activation Effects 0.000 claims description 2
- 230000002787 reinforcement Effects 0.000 claims 3
- 239000007787 solid Substances 0.000 claims 2
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000003380 propellant Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003446 memory effect Effects 0.000 description 1
- WQGWDDDVZFFDIG-UHFFFAOYSA-N pyrogallol Chemical compound OC1=CC=CC(O)=C1O WQGWDDDVZFFDIG-UHFFFAOYSA-N 0.000 description 1
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
- F42C15/24—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
- F42C15/00—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges
- F42C15/32—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges operated by change of fluid pressure
-
- 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
- F42C15/36—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges wherein arming is effected by combustion or fusion of an element; Arming methods using temperature gradients
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Details Of Measuring And Other Instruments (AREA)
- Temperature-Responsive Valves (AREA)
- Display Devices Of Pinball Game Machines (AREA)
- Pressure Vessels And Lids Thereof (AREA)
Claims (11)
1. Arrangement til blokering af armeringstilstande til hindring af utilsigtet armering af sikkerheds-, armerings- og tændsatser i ammunitionsenheder, når ammunitionsenheden udsættes for ydre trusler, hvor en hovedsageligt ringformet formhukommelseslegering (8) er tilvejebragt i samvirke med en reces (9) i et stempel (1), der indgår i forbindelse med SAT-enheden, og en fast reces til at hindre stemplet i aksial bevægelse, når det udsættes for opvarmning ved ændring af formen af den hovedsageligt ringformede formhukommelseslegering til blokering af stemplet i forhold til den faste reces.
2. Arrangement ifølge krav 1, hvor den hovedsageligt ringformede formhukommelseslegering er tilvejebragt samvirkende med et trykstempel til styring af tryktilstanden, når SAT-enheden armeres.
3. Arrangement ifølge krav 1 eller 2, hvor trykstemplet er tilvejebragt med første og anden cirkulære recesser anbragt i en indhylningsflade af trykstemplet, hvor den første cirkulære reces rummer en tætningsring, og den anden cirkulære reces samvirker med den ringformede formhukommelseslegering.
4. Arrangement ifølge krav 1, hvor den hovedsageligt ringformede formhukommelseslegering og stemplet er anbragt indvendigt i SAT-enheden, og den hovedsageligt ringformede formhukommelseslegering i samvirke med recessen i stemplet og den faste reces hindrer stemplet i at bevæge sig, når det udsættes for opvarmning ved ændring af formen af den hovedsageligt ringformede formhukommelseslegering til blokering af stemplet i forhold til den faste reces og hindrer derved aktivering af et stempel under ydre tryk.
5. Arrangement ifølge ethvert af de foregående krav, hvor den hovedsageligt ringformede formhukommelseslegering er indrettet til at ekspandere radialt, når den udsættes for opvarmning.
6. Arrangement ifølge ethvert af de foregående krav 1 - 4, hvor den hovedsageligt ringformede formhukommelseslegering er indrettet til at sammentrækkes radialt, når den udsættes for opvarmning.
7. Arrangement ifølge ethvert af de foregående krav 1 - 4, hvor den hovedsageligt ringformede formhukommelseslegering oprindeligt har et hovedsageligt rektangulært tværsnit.
8. Arrangement ifølge krav 1, hvor den hovedsageligt ringformede formhukommelseslegering oprindeligt har et hovedsageligt kvadratisk tværsnit.
9. Arrangement ifølge ethvert af kravene 1 - 8, hvor den hovedsageligt ringformede formhukommelseslegering oprindeligt har et hovedsageligt rundt tværsnit.
10. Arrangement ifølge ethvert af de foregående krav, hvor den hovedsageligt ringformede formhukommelseslegering er tilvejebragt med en afbrydelse.
11. Arrangement ifølge ethvert af kravene 1-10, hvor den hovedsageligt ringformede formhukommelseslegering har en lukket form.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/SE2014/000046 WO2015156710A1 (en) | 2014-04-11 | 2014-04-11 | Arrangement for locking arming conditions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK3129743T3 true DK3129743T3 (da) | 2019-01-21 |
Family
ID=54288159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK14888956.1T DK3129743T3 (da) | 2014-04-11 | 2014-04-11 | Arrangement til blokering af armeringstilstande |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US9851190B2 (da) |
| EP (1) | EP3129743B1 (da) |
| BR (1) | BR112016023440B1 (da) |
| DK (1) | DK3129743T3 (da) |
| ES (1) | ES2703550T3 (da) |
| WO (1) | WO2015156710A1 (da) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11674784B2 (en) | 2016-03-14 | 2023-06-13 | JD Pharma, LLC | Systems and methods for selectively disabling electrical and mechanical devices |
| US11022414B2 (en) | 2019-09-27 | 2021-06-01 | Raytheon Company | Triggering device with safety valve and linkage |
| US10948274B1 (en) * | 2019-09-27 | 2021-03-16 | Raytheon Company | Heat-activated triggering device with bi-metal triggering element |
| CN112344814B (zh) * | 2020-10-30 | 2022-12-23 | 湖北三江航天红林探控有限公司 | 一种热熔复合保险机构及解除双保险的方法 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3126289A1 (de) * | 1981-07-03 | 1983-01-20 | Diehl GmbH & Co, 8500 Nürnberg | Sicherungseinrichtung fuer geschosszuender |
| FR2564965B1 (fr) * | 1984-05-25 | 1988-07-22 | Matra | Dispositif d'interruption de chaine pyrotechnique sensible a la temperature |
| SU1323116A1 (ru) * | 1985-06-04 | 1987-07-15 | Всесоюзный научно-исследовательский институт противопожарной обороны | Пусковой клапан подачи жидкости |
| DE4034630C2 (de) | 1990-10-31 | 1995-09-21 | Rheinmetall Ind Gmbh | Durch Wärmeeinwirkung entsicherbarer Zünder |
| US5735114A (en) | 1991-08-15 | 1998-04-07 | Thiokol Corporation | Thermostatic bimetallic retaining ring for use in rocket motor assembly |
| FR2685079B1 (fr) * | 1991-12-13 | 1995-05-12 | Lacroix E Tous Artifices | Dispositif mecanique sensible a la temperature pour l'initiation d'un systeme pyrotechnique. |
| FR2686410A1 (fr) | 1992-01-22 | 1993-07-23 | France Etat Armement | Dispositif assurant le deconfinement d'une charge contenant un explosif par mise en óoeuvre d'un element deformable en materiau a memoire de forme. |
| FR2699663B1 (fr) | 1992-12-18 | 1995-02-24 | Giat Ind Sa | Dispositif d'initiation pour un système pyrotechnique. |
| FR2742221B1 (fr) | 1995-12-12 | 1998-02-27 | Soc D Ateliers Mecaniques De P | Dispositif de deconfinement pour munition |
| SE519561C2 (sv) * | 2000-07-03 | 2003-03-11 | Bofors Carl Gustaf Ab | Anordning vid raketmotorer för att förhindra att raketmotor bringas att explodera vid utvändig brand |
| US8082846B2 (en) * | 2002-08-12 | 2011-12-27 | Qinetiq Limited | Temperature responsive safety devices for munitions |
| ES2322773T3 (es) | 2006-01-13 | 2009-06-26 | Saab Ab | Cierre de municiones insensibles para armas con proyectiles precargados. |
| US7806035B2 (en) | 2007-06-13 | 2010-10-05 | Baker Hughes Incorporated | Safety vent device |
| ES2624906T3 (es) | 2008-10-10 | 2017-07-18 | Saab Ab | Vaina de cartucho y cartucho que comprende tal vaina de cartucho |
| US8925463B1 (en) * | 2009-09-03 | 2015-01-06 | Kms Consulting, Llc | Pressure relief system for gun fired cannon cartridges |
| US9482185B1 (en) * | 2014-02-20 | 2016-11-01 | The United States of America as Reprented by the Secretary of the Navy | Thermal rocket initiator mechanism and rocket system incorporating same |
-
2014
- 2014-04-11 DK DK14888956.1T patent/DK3129743T3/da active
- 2014-04-11 ES ES14888956T patent/ES2703550T3/es active Active
- 2014-04-11 EP EP14888956.1A patent/EP3129743B1/en active Active
- 2014-04-11 US US15/303,459 patent/US9851190B2/en active Active
- 2014-04-11 WO PCT/SE2014/000046 patent/WO2015156710A1/en not_active Ceased
- 2014-04-11 BR BR112016023440-5A patent/BR112016023440B1/pt active IP Right Grant
Also Published As
| Publication number | Publication date |
|---|---|
| EP3129743A4 (en) | 2017-11-15 |
| US20170023344A1 (en) | 2017-01-26 |
| US9851190B2 (en) | 2017-12-26 |
| WO2015156710A1 (en) | 2015-10-15 |
| EP3129743A1 (en) | 2017-02-15 |
| ES2703550T3 (es) | 2019-03-11 |
| BR112016023440B1 (pt) | 2021-02-09 |
| EP3129743B1 (en) | 2018-11-07 |
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