| 摘要 |
Tail unit for a missile comprising at least one system of two pairs of curved blades, whereof one of the longitudinal edges is fixed to the periphery of a cylindrical body, whereby the blades of the same pair are symmetrical relative to the axis of said body are fixed to the latter in two diametrically opposite zones and have their concavity turned in the same direction about the axis of said body, wherein the orientation of the concavity of the blades of the same pair of blades around the axis of the cylindrical body is opposite to that of the blades of the other pair.
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