Ammunition and explosives – Igniting devices and systems – Electrical primer or ignitor
Patent
1994-06-15
1995-09-26
Johnson, Stephen M.
Ammunition and explosives
Igniting devices and systems
Electrical primer or ignitor
10220214, F42C 1912
Patent
active
054526612
ABSTRACT:
A method of providing a gas-gettering medium within hermetically sealed devices which allows small cavity devices to be leak tested to verify their seal integrity. The gettering medium utilizes forms of charcoal, including activated carbon materials. A hermetically sealed device with the charcoal incorporated therein, as in an otherwise normal void in the device, or mixed with a charge of explosive in the device.
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