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United States Patent | 8,434,394 |
Malejko , et al. | May 7, 2013 |
An apparatus for adapting a rocket-assisted artillery projectile of a first caliber for firing from a smooth bore tube of a second caliber may include an adapter for connecting to an aft end of the rocket-assisted artillery projectile. The adapter may include a main channel for receiving rocket exhaust, a plurality of sub-channels that lead from the main channel to an exterior of the adapter, and an ignition channel that leads from the main channel to an ignition delay disposed in the adapter. A tail boom may be fixed to an aft end of the adapter. The tail boom may include an opening in a fore end that communicates with the ignition delay in the adapter. Lifting surfaces, such as fins, may be attached to the tail boom.
Inventors: | Malejko; Gregory (Hackettstown, NJ), Pascua; Daniel (Ledgewood, NJ), Burke; Peter (Succasunna, NJ), Fulton; Keith (Stroudsburg, PA) | ||||||||||
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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: | 48183149 | ||||||||||
Appl. No.: | 12/580,412 | ||||||||||
Filed: | October 16, 2009 |
Application Number | Filing Date | Patent Number | Issue Date | ||
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61106724 | Oct 20, 2008 | ||||
Current U.S. Class: | 89/1.816; 102/374 |
Current CPC Class: | F42B 10/14 (20130101); F42B 14/06 (20130101); F42B 15/105 (20130101); F42B 15/36 (20130101) |
Current International Class: | F41F 3/00 (20060101); F42B 15/00 (20060101) |
Field of Search: | ;89/1.8,1.816 ;102/374,377,376,378,380,381,370 ;244/3.23,3.3 |
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2801586 | August 1957 | Mongello |
2849955 | September 1958 | Smathers |
2862447 | December 1958 | Lyon |
2968245 | January 1961 | Sutton et al. |
3098447 | July 1963 | Hosli |
3367112 | February 1968 | Mainhardt |
3390850 | July 1968 | Dahlke et al. |
3724781 | April 1973 | Makow |
3758052 | September 1973 | McAlexander et al. |
3952664 | April 1976 | Schmidt et al. |
3970004 | July 1976 | Suter |
4938112 | July 1990 | Hertzberg et al. |
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