EXPLOSIVE DEVICE (VERSIONS) Russian patent published in 2016 - IPC F42B3/10 

FIELD: blasting operations.

SUBSTANCE: invention relates to logical explosive devices and can be used in the development of explosive means of increased security. The explosive device, according to the embodiment 1, comprises an initiator made in the form of an explosive charge, a branched detonation chain comprising an output AND gate having one output for connection with the object of demolition and two inputs, and the means of preventing unauthorized actuation of the object of demolition. The said means is made in the form of a portion of the detonation chain and comprises a frame of a close circuit enclosing the initiator from all sides, and two jumpers. The explosive device, according to the embodiment 2, comprises an initiator made with the ability to place the object of demolition on its surface, and a branched detonation chain with the means of prevention of unauthorized actuation of the object of demolition. The said means is made in the form a portion of the detonation chain and comprises a frame of a curved close circuit and an output AND gate adjacent to it with an output connected to the object of demolition.

EFFECT: increase in reliability of the device, while providing protection of the object of demolition from the actuation of the initiator in case of emergency of bullet or fragmentation impact.

6 cl, 16 dwg