ELECTROIGNITION DEVICE Russian patent published in 2003 - IPC

FIELD: electric initiation means. SUBSTANCE: electroignition device has a casing accommodating an initiation unit with leadouts in an insulator, resistance bridges and an initiation charge, pyrotechnic charge with a sealing bottom, obturating unit and a compensating washer. The device is provided with an electric spark gap in the form of a limited gap between the leadout conductors and the body provided by insulating sleeves fitted on the pins of the pin plug and closed with the sealing plug. The pyrotechnic charge is located in a cylindrical cap with radial flanges and secured in it on the side of the sealing bottom by a fixing bush of polymerizing material. EFFECT: reduced labour content in manufacture of electroignition devices with a different set of powers according to the values of pressure, provided their protection against charges of static electricity. 2 dwg