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FR1301849A - Electric safety detonator - Google Patents

Electric safety detonator

Info

Publication number
FR1301849A
FR1301849A FR864974A FR864974A FR1301849A FR 1301849 A FR1301849 A FR 1301849A FR 864974 A FR864974 A FR 864974A FR 864974 A FR864974 A FR 864974A FR 1301849 A FR1301849 A FR 1301849A
Authority
FR
France
Prior art keywords
electric safety
safety detonator
detonator
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.)
Expired
Application number
FR864974A
Other languages
French (fr)
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.)
Services Petroliers Schlumberger SA
Original Assignee
Societe de Prospection Electrique Schlumberger SA
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 Societe de Prospection Electrique Schlumberger SA filed Critical Societe de Prospection Electrique Schlumberger SA
Priority to FR864974A priority Critical patent/FR1301849A/en
Priority to FR895790A priority patent/FR89452E/en
Priority to US199816A priority patent/US3175492A/en
Priority to DES79841A priority patent/DE1163714B/en
Application granted granted Critical
Publication of FR1301849A publication Critical patent/FR1301849A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B3/00—Blasting cartridges, i.e. case and explosive
    • F42B3/10—Initiators therefor
    • F42B3/11—Initiators therefor characterised by the material used, e.g. for initiator case or electric leads
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B3/00—Blasting cartridges, i.e. case and explosive
    • F42B3/10—Initiators therefor
    • F42B3/12—Bridge initiators
    • F42B3/124—Bridge initiators characterised by the configuration or material of the bridge
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B3/00—Blasting cartridges, i.e. case and explosive
    • F42B3/10—Initiators therefor
    • F42B3/18—Safety initiators resistant to premature firing by static electricity or stray currents

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Bags (AREA)
FR864974A 1961-06-13 1961-06-13 Electric safety detonator Expired FR1301849A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR864974A FR1301849A (en) 1961-06-13 1961-06-13 Electric safety detonator
FR895790A FR89452E (en) 1961-06-13 1962-04-26 Electric safety detonator
US199816A US3175492A (en) 1961-06-13 1962-06-04 Electrical safety detonator
DES79841A DE1163714B (en) 1961-06-13 1962-06-08 Electric safety igniter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR864974A FR1301849A (en) 1961-06-13 1961-06-13 Electric safety detonator

Publications (1)

Publication Number Publication Date
FR1301849A true FR1301849A (en) 1962-08-24

Family

ID=8757287

Family Applications (1)

Application Number Title Priority Date Filing Date
FR864974A Expired FR1301849A (en) 1961-06-13 1961-06-13 Electric safety detonator

Country Status (3)

Country Link
US (1) US3175492A (en)
DE (1) DE1163714B (en)
FR (1) FR1301849A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1221947B (en) * 1963-04-11 1966-07-28 Physical Sciences Corp Safety bridge igniter

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3244103A (en) * 1964-02-17 1966-04-05 Schlumberger Well Surv Corp Electrical safety detonator
FR2140785A5 (en) * 1971-06-08 1973-01-19 France Etat
GB1507547A (en) * 1975-05-14 1978-04-19 Secr Defence Electro-explosive igniters
US4103619A (en) * 1976-11-08 1978-08-01 Nasa Electroexplosive device
DE2825742C2 (en) * 1978-06-12 1987-03-12 Dynamit Nobel Ag, 5210 Troisdorf Electric explosive moment detonator
SE431486B (en) * 1979-09-03 1984-02-06 Bofors Ab ELECTRICAL TENDER
US5140906A (en) * 1991-11-05 1992-08-25 Ici Americas, Inc. Airbag igniter having double glass seal
US5988069A (en) * 1996-11-12 1999-11-23 Universal Propulsion Company, Inc. Electric initiator having a sealing material forming a ceramic to metal seal
KR100442551B1 (en) * 2001-10-23 2004-07-30 김창선 Contact-detonating device of rapidly explosive compound material
US7059250B1 (en) * 2003-07-01 2006-06-13 The United States Of America As Represented By The Secretary Of The Navy Melted metal dispersal warhead
US7481166B2 (en) * 2006-03-28 2009-01-27 Schlumberger Technology Corporation Heat insulating container for a detonator
US9677365B2 (en) 2014-08-26 2017-06-13 Richard F. Tallini Radial conduit cutting system and method
US9677364B2 (en) 2012-07-31 2017-06-13 Otto Torpedo, Inc. Radial conduit cutting system and method
US12422237B2 (en) * 2020-10-29 2025-09-23 Ryan Parasram Addressable ignition stage for enabling a detonator/ignitor

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US991373A (en) * 1910-05-19 1911-05-02 Ronald H Rennie Electric detonator and exploder.
US1617675A (en) * 1926-06-07 1927-02-15 Atlas Powder Co High-explosive detonator
US2240438A (en) * 1938-12-21 1941-04-29 American Cyanamid Co Glass sealing plug for blasting caps
US3040660A (en) * 1944-11-08 1962-06-26 Lawrence H Johnston Electric initiator with exploding bridge wire
US2882820A (en) * 1954-08-11 1959-04-21 American Cyanamid Co Electric blasting initiator
US2926566A (en) * 1956-11-30 1960-03-01 Walter W Atkins Device for accelerating the ignition of the propellant for a projectile
US2953443A (en) * 1957-02-11 1960-09-20 Alloyd Engineering Lab Inc Chemical heating composition, heating unit containing the same and method of manufacture
US3059576A (en) * 1958-09-26 1962-10-23 Conax Corp Electrically fired detonator
US2987997A (en) * 1958-11-06 1961-06-13 Du Pont Blasting cap
US3054351A (en) * 1959-01-12 1962-09-18 Aerojet General Co Igniter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1221947B (en) * 1963-04-11 1966-07-28 Physical Sciences Corp Safety bridge igniter

Also Published As

Publication number Publication date
US3175492A (en) 1965-03-30
DE1163714B (en) 1964-02-20

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