Current pulse generator exhibiting fast rise time

Claim 1

IN COMBINATION, A SERIES CIRCUIT COMPRISING INDUCTANCE AND RESISTANCE, A SOURCE OF POTENTIAL, A FIRST TRANSISTOR ADAPTED TO BE A SWITCH BETWEEN SAID SOURCE AND SAID SERIES CIRCUIT, A SECOND TRANSISTOR HAVING BASE, EMITTER AND A COLLECTOR ELECTRODES, SAID EMITTER AND COLLECTOR ELECTRODES BEING CONNECTED ACROSS A PORTION OF SAID RESISTANCE TO SHORT OUT SAID PORTION OF SAID RESISTANCE WHEN SAID TRANSISTOR IS SATURATED, AND MEANS FOR FORWARD BIASING SAID BASE AND EMITTER ELECTRODES IN SUBSTANTIAL PROPORTION TO THE RATE OF INCREASE OF CURRENT OF ONE POLARITY IN SAID INDUCTANCE, SAID TRANSISTOR BECOMING UNSATURATED FOR A VALUE OF RISING CURRENT BETWEEN SAID COLLECTOR AND EMITTER ELECTRODES THAT IS LIMITED BY THE FORWARD BIAS OF SAID BASE AND EMITTER ELECTRODES, SAID PORTIONS OF SAID RESISTANCE BEING PROPORTIONED TO STABILIZE THE CURRENT IN SAID INDUCTANCE AT SAID VALUE OF CURRENT AT WHICH SAID TRANSISTOR BECOMES UNSATURATED.