The United States of America as represented by the Secretary of the Navy
대리인 / 주소
Glut, Mark O.
인용정보
피인용 횟수 :
2인용 특허 :
13
초록
A one-piece wrap around fin for a projectile which includes a main portion, a first end and a second end. The main portion has at least one flap. The first end and the second end cooperate such that the fin is circumferentially mountable around the projectile.
대표청구항▼
1. A one-piece wrap around fin for a projectile, the one-piece wrap around fin comprising: (a) a main portion, the main portion comprising at least one flap; (b) a first end; and (c) a second end, the first end and the second end cooperating such that the fin is circumferentially mountable arou
1. A one-piece wrap around fin for a projectile, the one-piece wrap around fin comprising: (a) a main portion, the main portion comprising at least one flap; (b) a first end; and (c) a second end, the first end and the second end cooperating such that the fin is circumferentially mountable around the projectile, wherein when the fin is circumferentially mounted around the projectile the at least one flap extends outward from the projectile, the first end comprising a tab and the second end comprising a slot, the slot corresponding to the tab. 2. The one-piece wrap around fin of claim 1, wherein the first end and the second end are located on opposite ends of the one-piece wrap around fin. 3. The one-piece wrap around fin of claim 2, wherein the one-piece wrap around fin is manufactured from spring steel. 4. The one-piece wrap around fin of claim 3, wherein the projectile is an aerodynamically stabilized kinematic infrared countermeasure. 5. A one-piece wrap around fin for an aerodynamically stabilized kinematic infrared countermeasure, the one-piece wrap around fin comprising: (a) a main portion, the main portion comprising at least one flap; (b) a first end, the first end comprising a tab; and (c) a second end, the second end comprising a slot, the slot corresponding to the tab, the first end and the second and located on opposite ends of the one-piece wrap around fin, the tab and the slot cooperating such that the one-piece wrap around fin is circumferentially mountable around the countermeasure, when the one-piece wrap around fin is mounted around the countermeasure the at least one flap extends outward from the countermeasure, the one-piece wrap round fin manufactured from spring steel. 6. The one-piece wrap around fin of claim 5, wherein the countermeasure comprising flanges, the flanges entrapping the one-piece wrap around fin on the countermeasure. 7. The one-piece wrap around fin of claim 6, wherein flap creating a vane. 8. The one-piece wrap around fin of claim 6, wherein there are 4 flaps which create two vanes. 9. The one-piece wrap around fin of claim 6, wherein the spring steel containing about 0.69% to about 0.80% carbon. 10. The one-piece wrap around fin of claim 9, wherein the spring steel is oil tempered. 11. The one-piece wrap around fin of claim 10, wherein the spring steel has a Rockwell Hardness in a range from about C44 to about C47. 12. The one-piece wrap around fin of claim 11, wherein the spring steel is quenched in oil during manufacture. 13. A one-piece wrap around fin for an aerodynamically stabilized kinematic infrared countermeasure, the one-piece wrap round fin comprising: (a) a main portion, the main portion comprising at least one flap: (b) a first end, the first end comprising a tub; and (c) a second end, the second end comprising a slot, the first end and the second end are located on opposite ends of the one-piece wrap around fin, the tab and the slot cooperating such that the one-piece wrap around fin is circumferentially mountable around the countermeasure, when the one-piece wrap around fin is mounted around the countermeasure the at least one flap extends outward from the countermeasure, the countermeasure comprising flanges, the flanges entrapping the one-piece wrap around fin on the countermeasure, the one-piece wrap around fin manufactured from spring steel, the spring steel containing about 0.69% to about 0.80% carbon, is oil tempered, quenched in oil during manufacture, and has a Rockwell Hardness in a range of about C44 to about C47. 14. The one-piece wrap around fin of claim 13, wherein there are 4 flaps, each flap creating a vane. 15. The one-piece wrap around fin of claim 13, wherein there are 4 flaps which create two vanes.
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