Global Patent Index - EP 0991912 A1

EP 0991912 A1 2000-04-12 - DEVICE FOR PROVOKING AN AVALANCHE

Title (en)

DEVICE FOR PROVOKING AN AVALANCHE

Title (de)

VORRICHTUNG ZUR AUSLÖSUNG EINER LAWINE

Title (fr)

DISPOSITIF DE DECLENCHEMENT D'UNE AVALANCHE

Publication

EP 0991912 A1 (FR)

Application

EP 98924520 A

Priority

  • FR 9708246 A
  • IB 9800972 W

Abstract (en)

[origin: FR2765321A1] The invention concerns a device (10) for provoking an avalanche comprising a gas gun (12) the end of which is fixed to a seat (13) solidly anchored to the mountain and the downstream end of which is borne by at least one leg (14) such that the mouth of the gun is arranged above the snow cover. The gun (12) upstream end is fixed to the seat (13) by an articulation (17), and the downstream end is ballasted, the leg (14) being mounted freely on a base (15) made integral with the ground. Said leg (14) is hollow and contains ballast consisting of chippings or concrete. Said gun (12) is further provided with ignition means (54) arranged upstream in its proximity and ensures the ignition of the detonating gas mixture.

IPC 1-7 (main, further and additional classification)

F42D 3/00

IPC 8 full level (invention and additional information)

F42D 3/00 (2006.01)

CPC (invention and additional information)

F42D 3/00 (2013.01)

Citation (search report)

See references of WO 9900638A1

Designated contracting state (EPC)

AT CH DE ES FR IT LI

DOCDB simple family

FR 2765321 A1 19981231; FR 2765321 B1 19990917; AT 205298 T 20010915; CA 2292812 A1 19990107; CA 2292812 C 20060912; DE 69801581 D1 20011011; DE 69801581 T2 20020711; EP 0991912 A1 20000412; EP 0991912 B1 20010905; ES 2163278 T3 20020116; JP 2002506512 A 20020226; JP 3956060 B2 20070808; US 6374717 B1 20020423; WO 9900638 A1 19990107