| 摘要 |
<p>Filter for a pyrotechnic gas generator, comprising: - a filtering material; and a protective screen, characterized in that the protective screen forms at least one sealed loop arranged to surround at least a part of a charge of propellant of the pyrotechnic gas generator, in such a way as to protect said at least one part of the filtering material from an ignition pressure wave of the propellant charge.</p> |
