| 摘要 |
<p>The invention relates to disposable fillings that are intended for sealing and the control of unauthorized access in rail transport etc.The offered filling - a key (image 3) contains sealing and fixing elements that are joined in one body 1 and a flexible element 3, one end of which is closely attached to the body, while the other end during the filing is inserted in the sealing element of body 4, that contains a hole 5. The form of this hole is changed from conical to cylindrical and there is a separator 6 with spherules 7 placed in its input. The cylindrical part contains an elastic spring and at least one occlusive gasket 9, which is placed between the separator and the elastic spring with the beams positioned to the side of the spring.<IMAGE></p> |
