ANTIBLAST CHAMBER Russian patent published in 2010 - IPC F42D5/45 

FIELD: blasting.

SUBSTANCE: antiblast chamber comprises metal cylindrical body with flat bottoms, to which radial stiffening ribs are rigidly attached from inside, being evenly distributed along the whole surface of bottoms. Ribs are rigidly fixed to body, and to each other by means of plates fixed on external edges of ribs, at the same time on body in areas of ribs and bottoms connection with it there are additional external cylindrical shells installed. In central zone of chamber body there may be an additional cylindrical shell installed in contact with it. Each rib may be arranged in the form of trapezoid, larger base of which is rigidly connected to body, and smaller one - to additionally introduced circular element fixed in bottom centre.

EFFECT: invention makes it possible to improve bearing capacity of antiblast chamber, to provide for reliable and safe isolation of damaging actions for environment with possible multiple blasting of any explosive devices inside of it.

5 cl, 2 dwg