EXPLOSIVE DEVICE Russian patent published in 2019 - IPC F42B1/00 F42B1/36 

FIELD: weapons and ammunition.

SUBSTANCE: invention relates to ammunition and explosive equipment used for peaceful purposes. Explosive device contains a housing with a pressure cover, an explosive charge placed between them, an initiation system and a spring system of temperature compensation installed between the housing flange and the pressure cover. Spring-loaded temperature compensation system and the pressure cover are made in the form of a single part made from elastic metal representing a hollow cup with a bottom facing the explosive charge. On the cup cylindrical shell there is a system of elastic rings formed by transverse grooves arranged in at least two rows. Number of slots in the row is not less than two, slots of adjacent rows are spaced relative to each other in staggered order, height of cup with bottom (h), its outer diameter (d) and internal diameter of explosive device (D) housing are made with ratio

EFFECT: invention allows improving operating reliability and safety of explosive devices in wide range of operating temperatures.

1 cl, 3 dwg, 1 tbl