EP0845652A3 - Sprengkette - Google Patents
Sprengkette Download PDFInfo
- Publication number
- EP0845652A3 EP0845652A3 EP97120954A EP97120954A EP0845652A3 EP 0845652 A3 EP0845652 A3 EP 0845652A3 EP 97120954 A EP97120954 A EP 97120954A EP 97120954 A EP97120954 A EP 97120954A EP 0845652 A3 EP0845652 A3 EP 0845652A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- stage
- igniter
- thyristor
- ignition
- sequence
- 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.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
- F42D1/04—Arrangements for ignition
- F42D1/045—Arrangements for electric ignition
- F42D1/05—Electric circuits for blasting
- F42D1/055—Electric circuits for blasting specially adapted for firing multiple charges with a time delay
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D3/00—Particular applications of blasting techniques
- F42D3/04—Particular applications of blasting techniques for rock blasting
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Air Bags (AREA)
- Electronic Switches (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
- Testing Of Individual Semiconductor Devices (AREA)
Abstract
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4415388 | 1994-05-02 | ||
DE4415388A DE4415388C1 (de) | 1994-05-02 | 1994-05-02 | Sprengkette |
EP95105373A EP0681158B1 (de) | 1994-05-02 | 1995-04-10 | Sprengkette |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP95105373.5 Division | 1995-04-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0845652A2 EP0845652A2 (de) | 1998-06-03 |
EP0845652A3 true EP0845652A3 (de) | 2002-01-30 |
Family
ID=6517051
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP97120954A Withdrawn EP0845652A3 (de) | 1994-05-02 | 1995-04-10 | Sprengkette |
EP95105373A Expired - Lifetime EP0681158B1 (de) | 1994-05-02 | 1995-04-10 | Sprengkette |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP95105373A Expired - Lifetime EP0681158B1 (de) | 1994-05-02 | 1995-04-10 | Sprengkette |
Country Status (10)
Country | Link |
---|---|
US (1) | US5571985A (de) |
EP (2) | EP0845652A3 (de) |
JP (1) | JP2820383B2 (de) |
KR (1) | KR950033411A (de) |
CN (1) | CN1062954C (de) |
AU (1) | AU684909B2 (de) |
CA (1) | CA2147676A1 (de) |
DE (2) | DE4415388C1 (de) |
ES (1) | ES2123173T3 (de) |
ZA (1) | ZA946072B (de) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19546781C1 (de) * | 1995-12-14 | 1997-07-24 | Euro Matsushita Electric Works | Gehäuse für eine Anschlußstelle in einer Flachbandleitung |
DE19546782C1 (de) * | 1995-12-14 | 1997-07-24 | Euro Matsushita Electric Works | Schaltungsanordnung mit mehreren Schaltungseinheiten und gemeinsamer Mehrdrahtleitung |
WO1999054676A2 (en) | 1998-03-30 | 1999-10-28 | Magicfire, Inc. | Precision pyrotechnic display system and method having increased safety and timing accuracy |
US20060086277A1 (en) * | 1998-03-30 | 2006-04-27 | George Bossarte | Precision pyrotechnic display system and method having increased safety and timing accuracy |
US6079333A (en) * | 1998-06-12 | 2000-06-27 | Trimble Navigation Limited | GPS controlled blaster |
FR2832501B1 (fr) * | 2001-11-19 | 2004-06-18 | Delta Caps Internat Dci | Installation de tirs pyrotechniques programmables |
US6941870B2 (en) * | 2003-11-04 | 2005-09-13 | Advanced Initiation Systems, Inc. | Positional blasting system |
US7874250B2 (en) * | 2005-02-09 | 2011-01-25 | Schlumberger Technology Corporation | Nano-based devices for use in a wellbore |
US8079307B2 (en) * | 2005-10-05 | 2011-12-20 | Mckinley Paul | Electric match assembly with isolated lift and burst function for a pyrotechnic device |
WO2007124517A2 (en) * | 2006-04-20 | 2007-11-01 | Detnet South Africa (Pty) Ltd | Detonator system |
US8477049B2 (en) * | 2009-06-05 | 2013-07-02 | Apple Inc. | Efficiently embedding information onto a keyboard membrane |
WO2011032189A1 (en) * | 2009-09-09 | 2011-03-17 | Detnet South Africa (Pty) Ltd | Detonator connector and detonator system |
CN101900517B (zh) * | 2010-05-26 | 2016-04-06 | 大连理工大学 | 反恐微差控爆破除障碍物方法 |
CN103997031A (zh) * | 2014-05-16 | 2014-08-20 | 上海微小卫星工程中心 | 一种火工品控制电路及使用该控制电路的控制器 |
DE102015207187B4 (de) * | 2015-04-21 | 2016-11-17 | Siemens Aktiengesellschaft | Umrichter mit Kurzschlussunterbrechung in einer Halbbrücke |
DE102018109305A1 (de) * | 2018-04-19 | 2019-10-24 | Fogtec Brandschutz Gmbh & Co. Kg | Brandbekämpfungseinrichtung |
CN109654959A (zh) * | 2018-11-13 | 2019-04-19 | 重庆长安工业(集团)有限责任公司 | 用于人雨火箭弹的电子安全保险电路 |
WO2021229597A1 (en) * | 2020-05-09 | 2021-11-18 | Murtaza Maimoon | An electronic system for controlled sequential detonation and method thereof |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3603844A (en) * | 1969-07-31 | 1971-09-07 | Hercules Inc | Electronic delay multiperiod initiating system |
DE2150126A1 (de) * | 1970-10-07 | 1972-07-27 | B B W Telekonstruktion Ab | Steuervorrichtung zum Steuern eines beweglichen Bildes auf einer Lichtzeichen-Tafel |
US3687075A (en) * | 1970-12-11 | 1972-08-29 | Hercules Inc | Modified presplitting technique |
US3697954A (en) * | 1969-11-19 | 1972-10-10 | Svenska Dataregister Ab | Matrix with inductive elements |
US4314507A (en) * | 1978-04-26 | 1982-02-09 | Aeci Limited | Sequential initiation of explosives |
US4487125A (en) * | 1982-08-05 | 1984-12-11 | Rca Corporation | Timing circuit |
US5347929A (en) * | 1993-09-01 | 1994-09-20 | Schlumberger Technology Corporation | Firing system for a perforating gun including an exploding foil initiator and an outer housing for conducting wireline current and EFI current |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1287495B (de) * | 1969-01-16 | |||
US3099962A (en) * | 1961-06-28 | 1963-08-06 | Chester L Smith | Electric timer and sequencing system for pyrotechnic flash items |
US3468255A (en) * | 1968-02-19 | 1969-09-23 | Honeywell Inc | Intervalometer |
US3559582A (en) * | 1968-12-27 | 1971-02-02 | Energy Conversion Devices Inc | Squib control circuit |
NL7208320A (de) * | 1972-06-17 | 1973-12-19 | ||
US3895265A (en) * | 1972-10-24 | 1975-07-15 | Gen Electric | Sequencing circuit for firing photoflash lamps in predetermined order |
US3808459A (en) * | 1972-12-04 | 1974-04-30 | Alkan R & Cie | Electronic distributor for the sequential supplying electric-current-receiving loads |
US3892182A (en) * | 1973-12-10 | 1975-07-01 | Cbf Systems Inc | Squib control circuit |
AU6933074A (en) * | 1974-05-23 | 1975-11-27 | African Explosives & Chem | Sequential actuation of initiators |
ZA757981B (en) * | 1975-12-23 | 1977-07-27 | Plessey Sa Ltd | The sequential initiation of explosions |
AU6636981A (en) * | 1980-02-08 | 1981-08-13 | Aeci Limited | Sequential initiation of explosions |
US4489655A (en) * | 1983-01-06 | 1984-12-25 | Bakke Industries Limited | Sequential blasting system |
AU3328084A (en) * | 1983-10-05 | 1985-04-18 | Johannesburg Construction Corp. Pty. Ltd. | Electrical sequential firing system |
ZA875014B (de) * | 1987-07-09 | 1988-01-18 | ||
WO1992008932A1 (en) * | 1990-11-13 | 1992-05-29 | Schultz Richard M | Electronic control system for explosives |
DE4212375C2 (de) * | 1991-05-02 | 1994-02-03 | Euro Matsushita Electric Works | Sprengkette |
-
1994
- 1994-05-02 DE DE4415388A patent/DE4415388C1/de not_active Expired - Fee Related
- 1994-08-12 ZA ZA946072A patent/ZA946072B/xx unknown
-
1995
- 1995-04-10 EP EP97120954A patent/EP0845652A3/de not_active Withdrawn
- 1995-04-10 DE DE59503754T patent/DE59503754D1/de not_active Expired - Fee Related
- 1995-04-10 ES ES95105373T patent/ES2123173T3/es not_active Expired - Lifetime
- 1995-04-10 EP EP95105373A patent/EP0681158B1/de not_active Expired - Lifetime
- 1995-04-24 CA CA002147676A patent/CA2147676A1/en not_active Abandoned
- 1995-04-25 US US08/428,300 patent/US5571985A/en not_active Expired - Fee Related
- 1995-04-28 CN CN95105176A patent/CN1062954C/zh not_active Expired - Fee Related
- 1995-04-28 JP JP7105745A patent/JP2820383B2/ja not_active Expired - Lifetime
- 1995-05-01 AU AU17799/95A patent/AU684909B2/en not_active Ceased
- 1995-05-02 KR KR1019950010718A patent/KR950033411A/ko not_active Application Discontinuation
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3603844A (en) * | 1969-07-31 | 1971-09-07 | Hercules Inc | Electronic delay multiperiod initiating system |
US3697954A (en) * | 1969-11-19 | 1972-10-10 | Svenska Dataregister Ab | Matrix with inductive elements |
DE2150126A1 (de) * | 1970-10-07 | 1972-07-27 | B B W Telekonstruktion Ab | Steuervorrichtung zum Steuern eines beweglichen Bildes auf einer Lichtzeichen-Tafel |
US3687075A (en) * | 1970-12-11 | 1972-08-29 | Hercules Inc | Modified presplitting technique |
US4314507A (en) * | 1978-04-26 | 1982-02-09 | Aeci Limited | Sequential initiation of explosives |
US4487125A (en) * | 1982-08-05 | 1984-12-11 | Rca Corporation | Timing circuit |
US5347929A (en) * | 1993-09-01 | 1994-09-20 | Schlumberger Technology Corporation | Firing system for a perforating gun including an exploding foil initiator and an outer housing for conducting wireline current and EFI current |
Also Published As
Publication number | Publication date |
---|---|
AU684909B2 (en) | 1998-01-08 |
CN1119735A (zh) | 1996-04-03 |
ZA946072B (en) | 1995-04-04 |
EP0845652A2 (de) | 1998-06-03 |
DE4415388C1 (de) | 1995-04-20 |
EP0681158B1 (de) | 1998-09-30 |
JP2820383B2 (ja) | 1998-11-05 |
JPH0875400A (ja) | 1996-03-19 |
ES2123173T3 (es) | 1999-01-01 |
CA2147676A1 (en) | 1995-11-03 |
US5571985A (en) | 1996-11-05 |
EP0681158A1 (de) | 1995-11-08 |
DE59503754D1 (de) | 1998-11-05 |
AU1779995A (en) | 1995-11-09 |
KR950033411A (ko) | 1995-12-26 |
CN1062954C (zh) | 2001-03-07 |
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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 |
|
17P | Request for examination filed |
Effective date: 19971216 |
|
AC | Divisional application: reference to earlier application |
Ref document number: 681158 Country of ref document: EP |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): DE ES FR GB IT |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
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AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): DE ES FR GB IT |
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RIC1 | Information provided on ipc code assigned before grant |
Free format text: 7F 42D 1/055 A, 7H 03K 5/15 B |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20011002 |