PYROELECTRONIC DETONATOR PROVIDED WITH A CIRCUIT FOR SHUNTING AN ELECTROTHERMAL BRIDGE

The primer has an electric shunt (7) which is disposed in parallel with an electrothermal bridge (4). The electric shunt is controlled by an electronic circuit via a line (6), to permit a selection between closed and open states. The electric shunt has a low electric resistance so as to stop ignitio...

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Bibliographische Detailangaben
Hauptverfasser: GUYON, FRANCK, POUDRE, ARTHUR, TROUSSELLE, RAPHAEL
Format: Patent
Sprache:eng ; fre
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Zusammenfassung:The primer has an electric shunt (7) which is disposed in parallel with an electrothermal bridge (4). The electric shunt is controlled by an electronic circuit via a line (6), to permit a selection between closed and open states. The electric shunt has a low electric resistance so as to stop ignition of the primer, in the closed state. The shunting unit has a high resistance in the open state.