ELECTRICAL DETONATOR BASED ON HIGH EXPLOSIVE Russian patent published in 2007 - IPC F42C19/12 

FIELD: explosive charge blasting means.

SUBSTANCE: placed in an indestructible body having a washer with a hole are the main explosive charge, additional explosive charge, membrane, nut guide washer, insert, connector plug and an initiator. The initiator consists of a block with a resistance bridge and terminals, sleeve with two parts of a high explosive, one part of the explosive adjoins the resistance bridge, and the other, pressed in a cap, adjoins directly the first part and is installed flush with the initiator body. The initiator sleeve has an electrical contact with one of the terminals, and its external surface is molded by an electrical insulating material. The membrane closes the inlet of the main explosive, charge and is pressed to it with the aid of the nut through the guide washer, insert and initiator. The additional explosive charge is pressed in a cap and installed flush with the body of the electrical detonator. The free space in the body of the electrical detonator between the initiator and the connector plug is filled with a compound. The union nut provides for fastening of the connector in the body of the electrical detonator.

EFFECT: enhanced reliability and safety in handling.

5 cl, 1 dwg, 1 ex