초록 ▼

An improved apparatus for unfolding and fixing missile fins which is capable of automatically unfolding the fins of a missile when launching the missile loaded in a missile launch tube, in which the fins of the missile are folded, which includes a plurality of fins fixed to a missile body, a plurali

An improved apparatus for unfolding and fixing missile fins which is capable of automatically unfolding the fins of a missile when launching the missile loaded in a missile launch tube, in which the fins of the missile are folded, which includes a plurality of fins fixed to a missile body, a plurality of rotation fins rotatably supported by the fixed fin, rotation stoppers elastically supported in the direction the rotation fins are unfolded, and unfolding and fixing member forwardly and rearwardly movable with respect to the fixed fins and each having a straight movement stopper elastically supported toward the rotation stopper.

대표청구항 ▼

[ What is claimed is:] [1.] An apparatus for unfolding and fixing missile fins, comprising:a plurality of fins fixed to a missile body;a plurality of rotation fins rotatably supported by the fixed fin;rotation stoppers elastically supported in the direction the rotation fins are unfolded;unfolding a

[ What is claimed is:] [1.] An apparatus for unfolding and fixing missile fins, comprising:a plurality of fins fixed to a missile body;a plurality of rotation fins rotatably supported by the fixed fin;rotation stoppers elastically supported in the direction the rotation fins are unfolded;unfolding and fixing means forwardly and rearwardly movable with respect to the fixed fins and each having a straight movement stopper elastically supported toward the rotation stopper;a front end hinge portion having a hinge groove;a rear hinge portion having a space within which the straight movement stopper is forwardly and backwardly movable;intermediate cut-away and rear cut-away portions positioned between the hinge portions and at the rear portion of the rear hinge portion, respectively;an intermediate hinge portion, which corresponds to the intermediate cut-away portion of the fixed fin, formed in the rotation fin and having a space into which the rotation stooper is fixedly inserted;a rear hinge portion which corresponds to the rear cut-away portion of the fixed fin and having a hinge hole; anda hinge shaft of which both sides are supported by the hinge groove and the hinge hole with respect to the fixed fin. [2.] The apparatus of claim 1, wherein a tool guide hole is formed in one side of the wall of the rear hinge portion of the fixed fin, and a tool insertion hole is formed in an outer surface of the straight movement stopper, so that the tool for backwardly moving the straight movement stopper is inserted into the tool insertion hole through the tool guide hole.