FR2464778A1 - Cisaille pyrotechnique a charge creuse diedrique - Google Patents

Cisaille pyrotechnique a charge creuse diedrique Download PDF

Info

Publication number
FR2464778A1
FR2464778A1 FR7922913A FR7922913A FR2464778A1 FR 2464778 A1 FR2464778 A1 FR 2464778A1 FR 7922913 A FR7922913 A FR 7922913A FR 7922913 A FR7922913 A FR 7922913A FR 2464778 A1 FR2464778 A1 FR 2464778A1
Authority
FR
France
Prior art keywords
vee
branches
pyrotechnic
shear
dihedral
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
FR7922913A
Other languages
English (en)
French (fr)
Other versions
FR2464778B1 (enExample
Inventor
Jean-Paul Blanc
Jean-Rene Doute
Roger Gouallec
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.)
Societe Nationale des Poudres et Explosifs
Original Assignee
Societe Nationale des Poudres et Explosifs
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 Societe Nationale des Poudres et Explosifs filed Critical Societe Nationale des Poudres et Explosifs
Priority to FR7922913A priority Critical patent/FR2464778A1/fr
Priority to GB8029104A priority patent/GB2057954B/en
Priority to IT68413/80A priority patent/IT1130834B/it
Publication of FR2464778A1 publication Critical patent/FR2464778A1/fr
Application granted granted Critical
Publication of FR2464778B1 publication Critical patent/FR2464778B1/fr
Granted 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
    • F42B3/08—Blasting cartridges, i.e. case and explosive with cavities in the charge, e.g. hollow-charge blasting cartridges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D28/00—Shaping by press-cutting; Perforating
    • B21D28/007—Explosive cutting or perforating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F3/00—Severing by means other than cutting; Apparatus therefor
    • B26F3/04—Severing by squeezing
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
    • H02G1/005—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for cutting cables or wires, or splicing

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
FR7922913A 1979-09-13 1979-09-13 Cisaille pyrotechnique a charge creuse diedrique Granted FR2464778A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR7922913A FR2464778A1 (fr) 1979-09-13 1979-09-13 Cisaille pyrotechnique a charge creuse diedrique
GB8029104A GB2057954B (en) 1979-09-13 1980-09-09 Pyrotechnic shears
IT68413/80A IT1130834B (it) 1979-09-13 1980-09-12 Cesoia pirotecnica a carica cava diedra

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7922913A FR2464778A1 (fr) 1979-09-13 1979-09-13 Cisaille pyrotechnique a charge creuse diedrique

Publications (2)

Publication Number Publication Date
FR2464778A1 true FR2464778A1 (fr) 1981-03-20
FR2464778B1 FR2464778B1 (enExample) 1982-11-05

Family

ID=9229631

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7922913A Granted FR2464778A1 (fr) 1979-09-13 1979-09-13 Cisaille pyrotechnique a charge creuse diedrique

Country Status (3)

Country Link
FR (1) FR2464778A1 (enExample)
GB (1) GB2057954B (enExample)
IT (1) IT1130834B (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2806342A1 (fr) 2000-03-15 2001-09-21 Lacroix Soc E Dispositif pour la rupture controlee sans choc de structures
FR2897553A1 (fr) * 2006-02-20 2007-08-24 Commissariat Energie Atomique Sectionneur pyrotechnique a charge creuse annulaire pour pieces de section circulaire
FR2920688A1 (fr) * 2007-09-11 2009-03-13 Pyroalliance Sa Cisaille pyrotechnique ; dispositif et procede de cisaillement pyrotechnique.
EP2036685A1 (fr) 2007-09-11 2009-03-18 Pyroalliance Kit de montage d'un dispositif pyrotechnique de découpe ; ledit dispositif pyrotechnique et son utilisation

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2758543A (en) * 1950-04-10 1956-08-14 Clarence W Grandin Cutting method and apparatus
US2763210A (en) * 1953-01-06 1956-09-18 Joseph H Church Shaped charges
AT289623B (de) * 1969-06-11 1971-04-26 Assmann Geb Schneidladung

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2758543A (en) * 1950-04-10 1956-08-14 Clarence W Grandin Cutting method and apparatus
US2763210A (en) * 1953-01-06 1956-09-18 Joseph H Church Shaped charges
AT289623B (de) * 1969-06-11 1971-04-26 Assmann Geb Schneidladung

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2806342A1 (fr) 2000-03-15 2001-09-21 Lacroix Soc E Dispositif pour la rupture controlee sans choc de structures
FR2897553A1 (fr) * 2006-02-20 2007-08-24 Commissariat Energie Atomique Sectionneur pyrotechnique a charge creuse annulaire pour pieces de section circulaire
WO2007096335A1 (fr) * 2006-02-20 2007-08-30 Commissariat A L'energie Atomique Sectionneur pyrotechnique a charge creuse annulaire pour pieces de section circulaire
FR2920688A1 (fr) * 2007-09-11 2009-03-13 Pyroalliance Sa Cisaille pyrotechnique ; dispositif et procede de cisaillement pyrotechnique.
EP2036641A1 (fr) 2007-09-11 2009-03-18 Pyroalliance Cisaille pyrotechnique
EP2036685A1 (fr) 2007-09-11 2009-03-18 Pyroalliance Kit de montage d'un dispositif pyrotechnique de découpe ; ledit dispositif pyrotechnique et son utilisation

Also Published As

Publication number Publication date
IT8068413A0 (it) 1980-09-12
GB2057954B (en) 1983-08-24
FR2464778B1 (enExample) 1982-11-05
IT1130834B (it) 1986-06-18
GB2057954A (en) 1981-04-08

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse
ST Notification of lapse