FR623262A - Protection device for electric detonators - Google Patents

Protection device for electric detonators

Info

Publication number
FR623262A
FR623262A FR623262DA FR623262A FR 623262 A FR623262 A FR 623262A FR 623262D A FR623262D A FR 623262DA FR 623262 A FR623262 A FR 623262A
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 FR623262A publication Critical patent/FR623262A/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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Installation Of Indoor Wiring (AREA)
  • Air Bags (AREA)
  • Automotive Seat Belt Assembly (AREA)
FR623262D 1925-10-19 1926-10-18 Protection device for electric detonators Expired FR623262A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US63452A US1597445A (en) 1925-10-19 1925-10-19 Protecting device for electric detonators

Publications (1)

Publication Number Publication Date
FR623262A true FR623262A (en) 1927-06-21

Family

ID=22049281

Family Applications (1)

Application Number Title Priority Date Filing Date
FR623262D Expired FR623262A (en) 1925-10-19 1926-10-18 Protection device for electric detonators

Country Status (3)

Country Link
US (1) US1597445A (en)
FR (1) FR623262A (en)
GB (1) GB259945A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2632389A (en) * 1949-09-13 1953-03-24 Atlas Powder Co Electric explosion initiator

Also Published As

Publication number Publication date
GB259945A (en) 1927-02-10
US1597445A (en) 1926-08-24

Similar Documents

Publication Publication Date Title
FR609421A (en) Advanced device for stocking protection
FR623262A (en) Protection device for electric detonators
FR599815A (en) Safety device for combs
FR603249A (en) Protection device for electric detonators
FR577401A (en) Protective device for chinennes
FR647208A (en) Safety device for electrodes
FR594879A (en) Cut-off device
FR619875A (en) Safety device for electrical couplings
FR583708A (en) Electrical safety device
FR646385A (en) Protective cover for automobiles
FR614510A (en) Crank kickback protection device
FR616865A (en) Safety device for automobiles
FR611464A (en) Safety device for electrical installations
FR603599A (en) Safety device for airplanes
FR624774A (en) Protective device for insulating sleeves
FR622148A (en) Safety device for electric mine lamps
FR684291A (en) Safety device for electric vehicles
FR620651A (en) Safety device for firedamp engines
FR625694A (en) Protection device for flat rotor coils
CA251859A (en) Protecting device for electric detonators
FR594143A (en) Safety device for pens
FR588484A (en) Safety device for electric lamps
FR603694A (en) Burner safety device
FR30497E (en) Safety device for automobiles
FR626942A (en) Protection device for various vehicles