| 摘要 |
<p>Flame arrester block (230; 230-1,230-2, 230-3, 230-4, 230-5, 2306) for protection devices against flames and/or explosions, comprising: at least one first plate (305) having an external perimeter and at least one aperture in a region inside said external perimeter, and a second, closing plate (310) stacked on said at least one first plate (305) along a stacking direction (X) and spaced apart (315) from the at least one first plate (305) so as to define, between said at least one first plate (305) and said second plate (310) a gap transversal to said packing direction (X).</p> |
