EP0179201A3 - Safety circuit for an electric primer - Google Patents

Safety circuit for an electric primer Download PDF

Info

Publication number
EP0179201A3
EP0179201A3 EP85108803A EP85108803A EP0179201A3 EP 0179201 A3 EP0179201 A3 EP 0179201A3 EP 85108803 A EP85108803 A EP 85108803A EP 85108803 A EP85108803 A EP 85108803A EP 0179201 A3 EP0179201 A3 EP 0179201A3
Authority
EP
European Patent Office
Prior art keywords
safety circuit
electric primer
primer
electric
safety
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.)
Granted
Application number
EP85108803A
Other languages
German (de)
Other versions
EP0179201B1 (en
EP0179201A2 (en
Inventor
Friedrich Dr. Heinemeyer
Winfried Nass
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.)
Dynamit Nobel AG
Original Assignee
Dynamit Nobel AG
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 Dynamit Nobel AG filed Critical Dynamit Nobel AG
Publication of EP0179201A2 publication Critical patent/EP0179201A2/en
Publication of EP0179201A3 publication Critical patent/EP0179201A3/en
Application granted granted Critical
Publication of EP0179201B1 publication Critical patent/EP0179201B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • F42C15/40—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges wherein the safety or arming action is effected electrically
EP85108803A 1984-08-30 1985-07-13 Safety circuit for an electric primer Expired - Lifetime EP0179201B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3431818 1984-08-30
DE19843431818 DE3431818A1 (en) 1984-08-30 1984-08-30 SAFETY CIRCUIT FOR AN ELECTRIC FUEL

Publications (3)

Publication Number Publication Date
EP0179201A2 EP0179201A2 (en) 1986-04-30
EP0179201A3 true EP0179201A3 (en) 1990-03-07
EP0179201B1 EP0179201B1 (en) 1992-03-04

Family

ID=6244222

Family Applications (1)

Application Number Title Priority Date Filing Date
EP85108803A Expired - Lifetime EP0179201B1 (en) 1984-08-30 1985-07-13 Safety circuit for an electric primer

Country Status (3)

Country Link
US (1) US4769734A (en)
EP (1) EP0179201B1 (en)
DE (2) DE3431818A1 (en)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3638084A1 (en) * 1986-11-07 1988-05-19 Diehl Gmbh & Co MULTIPLE CONNECTOR FOR ELECTRICALLY CONTROLLABLE IGNITION AGENTS
DE3637988A1 (en) * 1986-11-07 1988-05-11 Diehl Gmbh & Co IGNITION COMPONENT
US4967665A (en) * 1989-07-24 1990-11-06 The United States Of America As Represented By The Secretary Of The Navy RF and DC desensitized electroexplosive device
DE4225330C1 (en) * 1992-07-31 1993-11-04 Bergwerksverband Gmbh DEVICE FOR THE SEQUENTIAL ENDING OF ELECTRIC LITERS
US5367428A (en) * 1992-12-18 1994-11-22 Raymond Engineering Inc. Integrated safety discharge module
US5992326A (en) * 1997-01-06 1999-11-30 The Ensign-Bickford Company Voltage-protected semiconductor bridge igniter elements
US6199484B1 (en) 1997-01-06 2001-03-13 The Ensign-Bickford Company Voltage-protected semiconductor bridge igniter elements
US6729240B1 (en) * 2002-11-26 2004-05-04 The Boeing Company Ignition isolating interrupt circuit
US7286333B2 (en) * 2004-10-28 2007-10-23 The Boeing Company Switch card apparatus and methods
US7568429B2 (en) * 2005-03-18 2009-08-04 Orica Explosives Technology Pty Ltd Wireless detonator assembly, and methods of blasting
AU2008226861B2 (en) * 2007-03-12 2012-08-16 Dyno Nobel Inc. Detonator ignition protection circuit
US20220258103A1 (en) 2013-07-18 2022-08-18 DynaEnergetics Europe GmbH Detonator positioning device
CN103411486A (en) * 2013-08-21 2013-11-27 南通迅翔自动化设备有限公司 AC/DC (alternative current/direct current) withstand voltage protective device of digital electronic detonator
RU2677513C2 (en) 2014-03-07 2019-01-17 Динаэнергетикс Гмбх Унд Ко. Кг Device and method for positioning detonator within perforator assembly
CN106468761B (en) * 2016-09-22 2019-03-26 中国运载火箭技术研究院 A kind of aircraft priming system short-circuit protection circuit and state switching method
US11307011B2 (en) 2017-02-05 2022-04-19 DynaEnergetics Europe GmbH Electronic initiation simulator
US9915513B1 (en) 2017-02-05 2018-03-13 Dynaenergetics Gmbh & Co. Kg Electronic ignition circuit and method for use
JP6961067B2 (en) * 2017-07-07 2021-11-05 シーメンス アクティエンゲゼルシャフト Electric short circuit device
US11408279B2 (en) 2018-08-21 2022-08-09 DynaEnergetics Europe GmbH System and method for navigating a wellbore and determining location in a wellbore
US11661824B2 (en) 2018-05-31 2023-05-30 DynaEnergetics Europe GmbH Autonomous perforating drone
US11808093B2 (en) 2018-07-17 2023-11-07 DynaEnergetics Europe GmbH Oriented perforating system
MX2021009290A (en) * 2019-02-04 2021-10-13 Detnet South Africa Pty Ltd Boost pump.
CZ2022303A3 (en) 2019-12-10 2022-08-24 DynaEnergetics Europe GmbH Incendiary head

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3295447A (en) * 1965-04-06 1967-01-03 Atlas Chem Ind Electric match assembly and electric explosion initiators made therewith
DE2259378A1 (en) * 1972-12-05 1974-06-12 Messerschmitt Boelkow Blohm ELECTRIC IGNITER
FR2341836A1 (en) * 1976-02-18 1977-09-16 Gevelot Sa Combined electric and pyrotechnical initiator for explosives - has dielectric plug protecting electrodes against arcing due to static electricity
US4061088A (en) * 1975-11-13 1977-12-06 Toyota Jidosha Kogyo Kabushiki Kaisha Electric detonating fuse assembly
GB2083174A (en) * 1980-07-16 1982-03-17 Nippon Oils & Fats Co Ltd Electric detonator
US4380958A (en) * 1980-12-17 1983-04-26 The United States Of America As Represented By The Secretary Of The Army Electrostatic safe electric match

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3793535A (en) * 1972-12-06 1974-02-19 Gen Electric Circuit for protecting semiconductors against transient voltages
GB1496652A (en) * 1973-09-27 1977-12-30 Edwards Ltd C Fire protection apparatus
US3934175A (en) * 1973-12-03 1976-01-20 General Semiconductor Industries, Inc. Power surge protection system
SU630697A1 (en) * 1977-06-20 1978-10-30 Предприятие П/Я Г-4377 Arrangement for overvoltage protection of electric plant
DE2747163A1 (en) * 1977-10-20 1979-04-26 Dynamit Nobel Ag ELECTRICAL ELEMENT
DE3029491C2 (en) * 1980-08-02 1983-05-11 Diehl GmbH & Co, 8500 Nürnberg Method for continuously feeding a load on a floor
DE3231143C2 (en) * 1982-08-21 1984-08-23 Robert Bosch Gmbh, 7000 Stuttgart Reverse polarity and overvoltage protection circuit for electronic consumers
US4587588A (en) * 1984-03-02 1986-05-06 Perma Power Electronics, Inc. Power line transient surge suppressor
US4563720A (en) * 1984-04-17 1986-01-07 General Semiconductor Industries, Inc. Hybrid AC line transient suppressor
US4584622A (en) * 1984-07-09 1986-04-22 Gte Products Corporation Transient voltage surge suppressor

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3295447A (en) * 1965-04-06 1967-01-03 Atlas Chem Ind Electric match assembly and electric explosion initiators made therewith
DE2259378A1 (en) * 1972-12-05 1974-06-12 Messerschmitt Boelkow Blohm ELECTRIC IGNITER
US4061088A (en) * 1975-11-13 1977-12-06 Toyota Jidosha Kogyo Kabushiki Kaisha Electric detonating fuse assembly
FR2341836A1 (en) * 1976-02-18 1977-09-16 Gevelot Sa Combined electric and pyrotechnical initiator for explosives - has dielectric plug protecting electrodes against arcing due to static electricity
GB2083174A (en) * 1980-07-16 1982-03-17 Nippon Oils & Fats Co Ltd Electric detonator
US4380958A (en) * 1980-12-17 1983-04-26 The United States Of America As Represented By The Secretary Of The Army Electrostatic safe electric match

Also Published As

Publication number Publication date
US4769734A (en) 1988-09-06
DE3431818A1 (en) 1986-03-13
DE3585487D1 (en) 1992-04-09
EP0179201B1 (en) 1992-03-04
EP0179201A2 (en) 1986-04-30

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