AU3522493A - Electronic delay circuit for firing ignition element - Google Patents

Electronic delay circuit for firing ignition element

Info

Publication number
AU3522493A
AU3522493A AU35224/93A AU3522493A AU3522493A AU 3522493 A AU3522493 A AU 3522493A AU 35224/93 A AU35224/93 A AU 35224/93A AU 3522493 A AU3522493 A AU 3522493A AU 3522493 A AU3522493 A AU 3522493A
Authority
AU
Australia
Prior art keywords
delay circuit
ignition element
electronic delay
firing ignition
firing
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
AU35224/93A
Other versions
AU664423B2 (en
Inventor
Kenichi Aikou
Tugio Goto
Eiichi Suzuki
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.)
Asahi Kasei Corp
Original Assignee
Asahi Chemical Industry Co Ltd
Asahi Kasei Kogyo KK
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 Asahi Chemical Industry Co Ltd, Asahi Kasei Kogyo KK filed Critical Asahi Chemical Industry Co Ltd
Priority to AU35224/93A priority Critical patent/AU664423B2/en
Priority to US08/031,323 priority patent/US5363765A/en
Priority to CA002091718A priority patent/CA2091718C/en
Priority to EP93104305A priority patent/EP0616190B1/en
Publication of AU3522493A publication Critical patent/AU3522493A/en
Application granted granted Critical
Publication of AU664423B2 publication Critical patent/AU664423B2/en
Priority to HK98111126A priority patent/HK1010409A1/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L3/00—Starting of generators
    • 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
    • F42B3/121—Initiators with incorporated integrated circuit
    • 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
    • F42B3/121—Initiators with incorporated integrated circuit
    • F42B3/122—Programmable electronic delay initiators
    • 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
AU35224/93A 1993-03-12 1993-03-15 Electronic delay circuit for firing ignition element Ceased AU664423B2 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
AU35224/93A AU664423B2 (en) 1993-03-15 1993-03-15 Electronic delay circuit for firing ignition element
US08/031,323 US5363765A (en) 1993-03-12 1993-03-15 Electronic delay circuit for firing ignition element
CA002091718A CA2091718C (en) 1993-03-12 1993-03-16 Electronic delay circuit for firing ignition element
EP93104305A EP0616190B1 (en) 1993-03-12 1993-03-16 Electronic delay circuit for firing ignition element
HK98111126A HK1010409A1 (en) 1993-03-12 1998-10-08 Electronic delay circuit for firing ignition element

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU35224/93A AU664423B2 (en) 1993-03-15 1993-03-15 Electronic delay circuit for firing ignition element

Publications (2)

Publication Number Publication Date
AU3522493A true AU3522493A (en) 1994-09-29
AU664423B2 AU664423B2 (en) 1995-11-16

Family

ID=3722488

Family Applications (1)

Application Number Title Priority Date Filing Date
AU35224/93A Ceased AU664423B2 (en) 1993-03-12 1993-03-15 Electronic delay circuit for firing ignition element

Country Status (1)

Country Link
AU (1) AU664423B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113513947A (en) * 2021-06-21 2021-10-19 上海卫星工程研究所 High-reliability initiating explosive device driving circuit
CN115235304A (en) * 2022-07-26 2022-10-25 上海芯跳科技有限公司 Method, system, medium and equipment for realizing ignition switch of electronic detonator chip
CN116092835A (en) * 2023-03-07 2023-05-09 丰宾电子科技股份有限公司 Novel capacitor, manufacturing method thereof and electronic detonator

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5435248A (en) * 1991-07-09 1995-07-25 The Ensign-Bickford Company Extended range digital delay detonator

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4445435A (en) * 1980-05-05 1984-05-01 Atlas Powder Company Electronic delay blasting circuit
US4825765A (en) * 1986-09-25 1989-05-02 Nippon Oil And Fats Co., Ltd. Delay circuit for electric blasting, detonating primer having delay circuit and system for electrically blasting detonating primers
US5117756A (en) * 1989-02-03 1992-06-02 Atlas Powder Company Method and apparatus for a calibrated electronic timing circuit

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113513947A (en) * 2021-06-21 2021-10-19 上海卫星工程研究所 High-reliability initiating explosive device driving circuit
CN115235304A (en) * 2022-07-26 2022-10-25 上海芯跳科技有限公司 Method, system, medium and equipment for realizing ignition switch of electronic detonator chip
CN115235304B (en) * 2022-07-26 2023-11-28 上海芯跳科技有限公司 Method, system, medium and equipment for realizing ignition switch of electronic detonator chip
CN116092835A (en) * 2023-03-07 2023-05-09 丰宾电子科技股份有限公司 Novel capacitor, manufacturing method thereof and electronic detonator
CN116092835B (en) * 2023-03-07 2024-03-15 丰宾电子科技股份有限公司 Novel capacitor, manufacturing method thereof and electronic detonator

Also Published As

Publication number Publication date
AU664423B2 (en) 1995-11-16

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