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United States Patent | 8,640,620 |
Hoang , et al. | February 4, 2014 |
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.
Inventors: | Hoang; Thinh Q. (Beltsville, MD), Robinson; Charles H. (Wyckoff, NJ), Wood; Robert H. (Laurel, MD), Knight; Ryan R. (Bethesda, MD), Barham; Oliver M. (Washington, DC) | ||||||||||
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Applicant: |
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Assignee: |
The United States of America as Represented by the Secretary of the Army
(Washington,
DC)
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Family ID: | 50001515 | ||||||||||
Appl. No.: | 13/411,918 | ||||||||||
Filed: | March 5, 2012 |
Current U.S. Class: | 102/256; 102/229 |
Current CPC Class: | F42C 15/184 (20130101) |
Current International Class: | F42C 15/184 (20060101) |
Field of Search: | ;102/222,223,229,254,256 |
5131328 | July 1992 | Chan |
6167809 | January 2001 | Robinson et al. |
6568329 | May 2003 | Robinson |
7142087 | November 2006 | Greywall |
8276515 | October 2012 | Robinson et al. |
8448574 | May 2013 | Robinson et al. |
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