Avalanche triggering system
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United States of America Patent
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Apr 30, 2013
Grant Date -
Jun 16, 2011
app pub date -
Dec 9, 2008
filing date -
Dec 14, 2007
priority date (Note) -
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Abstract
The invention relates to an avalanche triggering device comprising at least one enclosure (4) for confining an explosive gas mixture, having a downward-facing opening and being equipped with gas supply means (15, 16) designed to at least partly fill the volume defined by the enclosure (4) with the explosive gas mixture at a density less than that of the air, the device also comprising means (14) for igniting this mixture; which device is characterized in that the enclosure (4) is in the general shape of a bell or frustoconical shape with an approximately vertical axis.
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