摘要 |
<p>Locking element (11) is going through the solar panel (3), is in abutment against the external wall of the panel at one end and attached to the structure at the other end (12). When the panel has to be unfolded, pyrotechnic cells (13) break the locking element attachment then the motor draw the element until its bulge (25) is blocked between tongues (28).</p> |