| 摘要 |
<p>The apparatus comprises a carcasse consisting of a plurality of flexible rods (1) arranged substantially as a corolla, and which are integral at one of their ends with a tubular hollow sleeve (2) and at their opposite free ends (3) with a crosslinked structure (4) made of flexible material extending inside the corolla and of which the bottom is made integral with an appropriate traction means. Application to difficult deliveries.</p> |
