| 摘要 |
Device comprising a supporting structure 2 and a member 1 movable in the latter as well as means for locking said member on said supporting structure, the device being characterised in that the locking is obtained by means 6 arranged in the movable member 1 and sensitive to an external action, by a pyrotechnic ignition assembly 7, 8 stressed by these means 6 in the event of external action on the latter and acting by explosion on at least one outer part 10 of said member which is deformed under the effect of the explosion, the part of the supporting structure 2 located opposite this outer part 10 being arranged 9 so as to allow the latter to be embedded in the supporting structure 2, once it has been deformed by the explosion. <IMAGE>
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