FR1133981A - Device for triggering electric detonators by wireless transmission - Google Patents

Device for triggering electric detonators by wireless transmission

Info

Publication number
FR1133981A
FR1133981A FR1133981DA FR1133981A FR 1133981 A FR1133981 A FR 1133981A FR 1133981D A FR1133981D A FR 1133981DA FR 1133981 A FR1133981 A FR 1133981A
Authority
FR
France
Prior art keywords
wireless transmission
electric detonators
triggering electric
triggering
detonators
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.)
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
Application granted granted Critical
Publication of FR1133981A publication Critical patent/FR1133981A/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
    • F42B3/12—Bridge 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Bags (AREA)
FR1133981D 1954-12-24 1955-06-25 Device for triggering electric detonators by wireless transmission Expired FR1133981A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE333939X 1954-12-24

Publications (1)

Publication Number Publication Date
FR1133981A true FR1133981A (en) 1957-04-04

Family

ID=6213111

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1133981D Expired FR1133981A (en) 1954-12-24 1955-06-25 Device for triggering electric detonators by wireless transmission

Country Status (4)

Country Link
BE (1) BE539755A (en)
CH (1) CH333939A (en)
FR (1) FR1133981A (en)
GB (1) GB814805A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103033101B (en) * 2012-12-27 2015-06-17 雅化集团绵阳实业有限公司 Novel long-second delay electric detonator and production process thereof
CN103148746A (en) * 2013-04-07 2013-06-12 安徽理工大学 Electric detonator with special burster charging structure
CN115862274B (en) * 2023-03-03 2023-05-16 安标国家矿用产品安全标志中心有限公司 Multi-band radio frequency electromagnetic energy explosion-proof ignition test device and method

Also Published As

Publication number Publication date
BE539755A (en)
GB814805A (en) 1959-06-10
CH333939A (en) 1958-11-15

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