Ryan G Knight, 382472 Windbreak Dr, Alexandria, VA 22306

8640620, Feb 4, 2014

Mar 5, 2012

13/411918

Thinh Q. Hoang - Beltsville MD, US
Charles H. Robinson - Wyckoff NJ, US
Robert H. Wood - Laurel MD, US
Ryan R. Knight - Bethesda MD, US
Oliver M. Barham - Washington DC, US

The United States of America as Represented by the Secretary of the Army - Washington DC

F42C 15/184

102256, 102229

A safety and arming device may include a substrate and a frame fixed to the substrate. The frame may include a travel slot, a head socket, first and second gas expansion chambers having respective first and second nozzles, and first and second safety catch surfaces disposed adjacent to the respective first and second nozzles. A slider may be translatably disposed in the travel slot in the frame. The slider may include a latching head operable to latch in the head socket in an armed position of the device, a storage cavity for storing an explosive charge, first and second cantilevered arms disposed axially apart from each other and angled outwardly from the slider, and first and second deactivation cavities disposed adjacent to the respective first and second cantilevered arms. A spring may bias the slider away from the head socket.