Pyrotechnic initiation delay means
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Jun 17, 2003
Grant Date -
Apr 25, 2002
app pub date -
Nov 9, 2001
filing date -
Nov 9, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A pyrotechnic initiation delay device intended in particular to cooperate with a device for firing a pyrotechnic charge of the fuze type, particularly for a hand grenade, having a delay composition located inside a delay column, the latter having a lower end and an upper end, a percussion primer being able to cooperate with the upper part of the delay column, and a striker piston held firmly under the lower end of the delay column and able to move axially in the direction of the element to be struck under the action of an explosive charge cooperating with the lower end of the delay column. The delay column communicates with the explosive charge through a cavity containing plugging means allowing or preventing movement of the striker piston under the effect of the explosive charge.
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