FR603249A - Protection device for electric detonators - Google Patents

Protection device for electric detonators

Info

Publication number
FR603249A
FR603249A FR603249DA FR603249A FR 603249 A FR603249 A FR 603249A FR 603249D A FR603249D A FR 603249DA FR 603249 A FR603249 A FR 603249A
Authority
FR
France
Prior art keywords
protection device
electric detonators
detonators
electric
protection
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.)
Atlas Powder Co
Original Assignee
Atlas Powder Co
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 Atlas Powder Co filed Critical Atlas Powder Co
Application granted granted Critical
Publication of FR603249A publication Critical patent/FR603249A/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
    • F42B3/18—Safety initiators resistant to premature firing by static electricity or stray currents
    • F42B3/182—Safety initiators resistant to premature firing by static electricity or stray currents having shunting means
    • 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)
  • Automotive Seat Belt Assembly (AREA)
  • Connector Housings Or Holding Contact Members (AREA)
  • Air Bags (AREA)
FR603249D 1924-11-06 1925-04-14 Protection device for electric detonators Expired FR603249A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US748214A US1583922A (en) 1924-11-06 1924-11-06 Protecting device for electric detonators

Publications (1)

Publication Number Publication Date
FR603249A true FR603249A (en) 1926-04-12

Family

ID=25008491

Family Applications (1)

Application Number Title Priority Date Filing Date
FR603249D Expired FR603249A (en) 1924-11-06 1925-04-14 Protection device for electric detonators

Country Status (4)

Country Link
US (2) US1583922A (en)
DE (1) DE441795C (en)
FR (1) FR603249A (en)
GB (1) GB241796A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2555636A (en) * 2016-11-07 2018-05-09 Martin Haddon Timothy Initiator unit

Also Published As

Publication number Publication date
US1583922A (en) 1926-05-11
USRE16544E (en) 1927-02-08
GB241796A (en) 1925-10-29
DE441795C (en) 1927-03-11

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