Programmable inertial igniters for gun-fired munitions,...

Details Programmable inertial igniters for gun-fired munitions,... Programmable inertial igniters for gun-fired munitions,...

2008-03-25

2011-11-22

Eldred, J. Woodrow (Department: 3641)

Ammunition and explosives

Igniting devices and systems

Ignition or detonation circuit

C102S247000, C102S248000, C102S251000, C102S272000

Reexamination Certificate

active

08061271

ABSTRACT:
An inertial igniter including: a housing; a striker mass movable relative to the housing; a biasing element for biasing the striker mass towards a percussion primer; one or more movable members each having one or more stops, the one or more stops having a first position for preventing a portion of the striker mass from striking the percussion primer and a second position allowing the portion of the striker mass to strike the percussion primer; wherein the movable members move the one or more stops to the second position when subjected to a predetermined acceleration profile.

REFERENCES:
patent: 4144816 (1979-03-01), Beuchat
patent: 4949639 (1990-08-01), Burns
patent: 7587979 (2009-09-01), Rastegar et al.

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