Blocking oscillator with delay means in feedback loop

Claim 1

A MONOSTABLE BLOCKING OSCILLATOR COMPRISING AN ELECTRON VALVE HAVING A FIRST ELECTRODE, A SECOND ELECTRODE, AND A CONTROL ELECTRODE, SAID CONTROL ELECTRODE CONNECTED TO BE RESPONSIVE TO INPUT TRIGGER PULSES FOR INITIATING CONDUCTION IN SAID ELECTRON VALVE, A PRIMARY WINDING CONNECTED TO SAID SECOND ELECTRODE, A SECONDARY WINDING INDUCTIVELY COUPLED TO SAID PRIMARY WINDING, A FIRST CURRENT PATH INCLUDING A RESISTOR FOR COUPLING SAID SECONDARY WINDING TO SAID CONTROL ELECTRODE TO FEED BACK TO SAID CONTROL ELECTRODE AT LEAST A PORTION OF THE VOLTAGE DEVELOPED ACROSS SAID PRIMARY WINDING FOR MAINTAINING CONDUCTION IN SAID ELECTRON VALVE, AND A SECOND CURRENT PATH FOR CONNECTING SAID SECONDARY WINDING TO SAID CONTROL ELECTRODE FOR CUTTING OFF CONDUCTION IN SAID ELECTRON VALVE, SAID SECOND CURRENT PATH COMPRISING A SECOND ELECTRON VALVE HAVING AT LEAST A FIRST ELECTRODE, A SECOND ELECTRODE, AND A CONTROL ELECTRODE, SAID SECOND ELECTRODE OF SAID SECOND ELECTRON VALVE BEING CONNECTED TO THE CONTROL ELECTRODE FIRST ELECTRON VALVE AND SAID FIRST ELECTRODE OF SAID SECOND ELECTRON VALVE BEING CONNECTED TO THE FIRST ELECTRODE OF SAID FIRST ELECTRON VALVE, A TIME DELAY MEANS HAVING AN INPUT SENSITIVE TO AT LEAST A PORTION OF THE VOLTAGE DEVELOPED ACROSS SAID SECONDARY WINDING AND HAVING AN OUTPUT WHICH IS DELAYED IN TIME A PREDETERMINED AMOUNT FROM SAID SENSED INPUT VOLTAGE, SAID TIME DELAY MEANS HAVING ITS INPUT RESPONSIVELY CONNECTED TO SAID SECONDARY WINDING AND ITS OUTPUT CONNECTED TO SAID CONTROL ELECTRODE OF SAID SECOND ELECTRON VALVE; THE CONTROL ELECTRODE OF SAID SECOND ELECTRON VALVE BEING RESPONSIVE TO THE OUTPUT OF SAID TIME DELAY MEANS FOR TERMINATING CONDUCTION IN SAID FIRST ELECTRON VALVE.