초록 ▼

A guided artillery projectile is provided for use in improving its accuracy while spinning. The projectile includes an artillery shell, a plurality of movable fins, fin actuators for two-dimensional steering, a fin control for the fin actuators, and a guidance unit for the fin control. A method of g

A guided artillery projectile is provided for use in improving its accuracy while spinning. The projectile includes an artillery shell, a plurality of movable fins, fin actuators for two-dimensional steering, a fin control for the fin actuators, and a guidance unit for the fin control. A method of guiding an artillery projectile is also provided.

대표청구항 ▼

[ What is claimed is:] [1.] A projectile comprising:a shell having an axis;a plurality of air deflectors mounted on the shell and movable relative thereto;actuating means connected to the air deflectors for providing steering of the projectile during spinning thereof without the need to despin any p

[ What is claimed is:] [1.] A projectile comprising:a shell having an axis;a plurality of air deflectors mounted on the shell and movable relative thereto;actuating means connected to the air deflectors for providing steering of the projectile during spinning thereof without the need to despin any portion of the projectile;control means for controlling the actuating means;a guidance system including a GPS receiver for providing information to the control means; anda fuse unit for detonation of the projectile upon actuation of the fuse unit and whereinthe actuating means includes a plurality of cylinders with pistons respectively connected to the air deflectors for movement of the air deflectors in a radial direction at a rate in synchronism with a spin rate of the projectile; and whereinsaid air deflectors are fins.