FR984258A - Improvements to electric primers - Google Patents

Improvements to electric primers

Info

Publication number
FR984258A
FR984258A FR984258DA FR984258A FR 984258 A FR984258 A FR 984258A FR 984258D A FR984258D A FR 984258DA FR 984258 A FR984258 A FR 984258A
Authority
FR
France
Prior art keywords
electric primers
primers
electric
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
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries Ltd
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
Priority claimed from GB1187648A external-priority patent/GB636450A/en
Application filed by Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Application granted granted Critical
Publication of FR984258A publication Critical patent/FR984258A/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
    • F42B3/103—Mounting initiator heads in initiators; Sealing-plugs
    • 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
    • F42B3/125—Bridge initiators characterised by the configuration of the bridge initiator case
    • 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
    • F42B3/195—Manufacture
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49107—Fuse making

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Air Bags (AREA)
  • Fuses (AREA)
  • Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
FR984258D 1948-04-30 1949-04-06 Improvements to electric primers Expired FR984258A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1187648A GB636450A (en) 1970-03-16 1948-04-30 Improvements in or relating to electric blasting fuses
GB02550/70A GB1277682A (en) 1948-04-30 1970-03-16 Improvements relating to fuseheads

Publications (1)

Publication Number Publication Date
FR984258A true FR984258A (en) 1951-07-04

Family

ID=32232422

Family Applications (2)

Application Number Title Priority Date Filing Date
FR984258D Expired FR984258A (en) 1948-04-30 1949-04-06 Improvements to electric primers
FR7108906A Expired FR2084616A5 (en) 1948-04-30 1971-03-15

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR7108906A Expired FR2084616A5 (en) 1948-04-30 1971-03-15

Country Status (5)

Country Link
US (3) US2506229A (en)
BE (2) BE764347A (en)
DE (1) DE2112387A1 (en)
FR (2) FR984258A (en)
GB (1) GB1277682A (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE488616A (en) * 1948-04-30
DE1163210B (en) * 1959-03-02 1964-02-13 Du Pont Electrical safety bridge igniter
FR1364123A (en) * 1963-05-09 1964-06-19 Davey Bickford Smith & Cie Sa Process for obtaining electric primer heads for detonators
US3415189A (en) * 1967-03-24 1968-12-10 Atlas Chem Ind Water destructible electric match
GB1308324A (en) * 1970-02-04 1973-02-21 Secr Defence Manufacture of fuse heads
US3910188A (en) * 1974-04-04 1975-10-07 Us Army One watt/one amp no-fire match type initiator
GB1456281A (en) * 1974-04-22 1976-11-24 Ici Ltd Detonating fuse-cord
US3968724A (en) * 1974-10-03 1976-07-13 The United States Of America As Represented By The Secretary Of The Army Method for accurately varying the density of a powder or powder charge, and shrink tubes for use therewith
US4152988A (en) * 1977-09-19 1979-05-08 The United States Of America As Represented By The Secretary Of The Navy Electric match with epoxy coated fluorocarbon containing pyrotechnic composition
FR2412051A1 (en) * 1977-12-13 1979-07-13 Davey Bickford Ets D Bickford Electric igniter with covered fuse head - has wires running to fuse head completely covered by gaine physically and chemically inert to it
US4299168A (en) * 1980-03-20 1981-11-10 The United States Of America As Represented By The United States Department Of Energy Resistance after firing protected electric match
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
US4530269A (en) * 1983-05-12 1985-07-23 Burroughs Corp. Remotely initiated separation latch assembly
GB2141528B (en) * 1983-05-19 1987-06-03 Haley & Weller Ltd Firework
GB2191566A (en) * 1986-06-09 1987-12-16 Royal Ordnance Plc Electrical igniter
US5780765A (en) * 1997-02-18 1998-07-14 Dyben; Jerry F. Pyrogen compound kit for an electrical model rocket ignitor
FR2760525B1 (en) 1997-03-07 1999-04-16 Livbag Snc ELECTRO-PYROTECHNIC INITIATOR BUILT AROUND A FULL PRINTED CIRCUIT
US6363853B1 (en) * 1999-09-17 2002-04-02 Apti, Inc. Electrically initiated distributed igniter

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2350172A (en) * 1940-05-17 1944-05-30 Hercules Powder Co Ltd Electric blasting cap
US2341263A (en) * 1940-07-12 1944-02-08 Remington Arms Co Inc Ammunition priming mixture
US2473405A (en) * 1945-01-24 1949-06-14 Hercules Powder Co Ltd Delay electric initiator
US2549533A (en) * 1945-06-27 1951-04-17 Atlas Powder Co Electric match and explosion initiator containing the same
US2429490A (en) * 1945-10-12 1947-10-21 Hercules Powder Co Ltd Detonator
US2481696A (en) * 1946-09-11 1949-09-13 Olin Ind Inc Electric firing device
BE488616A (en) * 1948-04-30

Also Published As

Publication number Publication date
FR2084616A5 (en) 1971-12-17
BE764347A (en) 1971-09-16
BE488616A (en)
DE2112387A1 (en) 1971-10-14
US3717096A (en) 1973-02-20
GB1277682A (en) 1972-06-14
US2506229A (en) 1950-05-02
US3332350A (en) 1967-07-25

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