Discharge circuit for a defibrillator
First Claim
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1. IN AN ELECTRONIC DEFIBRILLATOR OF THE TYPE EMPLOYING FIRST CAPACITOR MEANS FOR STORING HIGH VOLTAGE ELECTRICAL ENERGY SUPPLIED FROM A DIRECT CURRENT ENERGY SOURCE AND ELECTRODE MEANS FOR DISCHARGING SAID STORED ELECTRICAL ENERGY THROUGH A PATIENT, THE IMPROVEMENT COMPRISING:
- SECOND CAPACITOR MEANS;
A RELAY INCLUDING AN ENERGIZING COIL AND A PAIR OF NORMALLY OPEN CONTACTS;
A RESISTANCE COUPLED IN SERIES WITH SAID NORMALLY OPEN CONTACTS ACROSS SAID FIRST CAPACITOR MEANS;
A DISCHARGE CIRCUIT FOR SAID SECOND CAPACITOE MEANS;
AN ON-OFF SWITCH FOR SAID DEFIBRILLATOR AND INCLUDING MEANS FOR COUPLING SAID SECOND CAPACITOR MEANS TO SAID DIRECT CURRENT SOURCE ONLY WHEN SAID ON-OFF SWITCH IS IN ITS "ON" POSITION;
AND FURTHER MEANS FOR COUPLING SAID SECOND CAPACITOR MEANS TO SAID DISCHARGE CIRCUIT ONLY WHEN SAID ONOFF SWITCH IS IN ITS OFF" POSITION AND FOR ENERGIZING SAID RELAY COIL FROM SAID SECOND CAPACITOR MEANS FOR A PREDETERMINED INTERVAL OF TIME.
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1 Claim
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1. IN AN ELECTRONIC DEFIBRILLATOR OF THE TYPE EMPLOYING FIRST CAPACITOR MEANS FOR STORING HIGH VOLTAGE ELECTRICAL ENERGY SUPPLIED FROM A DIRECT CURRENT ENERGY SOURCE AND ELECTRODE MEANS FOR DISCHARGING SAID STORED ELECTRICAL ENERGY THROUGH A PATIENT, THE IMPROVEMENT COMPRISING:
- SECOND CAPACITOR MEANS;
A RELAY INCLUDING AN ENERGIZING COIL AND A PAIR OF NORMALLY OPEN CONTACTS;
A RESISTANCE COUPLED IN SERIES WITH SAID NORMALLY OPEN CONTACTS ACROSS SAID FIRST CAPACITOR MEANS;
A DISCHARGE CIRCUIT FOR SAID SECOND CAPACITOE MEANS;
AN ON-OFF SWITCH FOR SAID DEFIBRILLATOR AND INCLUDING MEANS FOR COUPLING SAID SECOND CAPACITOR MEANS TO SAID DIRECT CURRENT SOURCE ONLY WHEN SAID ON-OFF SWITCH IS IN ITS "ON" POSITION;
AND FURTHER MEANS FOR COUPLING SAID SECOND CAPACITOR MEANS TO SAID DISCHARGE CIRCUIT ONLY WHEN SAID ONOFF SWITCH IS IN ITS OFF" POSITION AND FOR ENERGIZING SAID RELAY COIL FROM SAID SECOND CAPACITOR MEANS FOR A PREDETERMINED INTERVAL OF TIME.
- SECOND CAPACITOR MEANS;
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Current AssigneeLouis L. Kocsis, Roman Buchowski
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Original AssigneeLouis L. Kocsis, Roman Buchowski
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InventorsROMAN BUCHOWSKI, Kocsis, Louis L.
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Application NumberUS04/511,832Time in Patent Office932 DaysField of SearchUS Class Current607/2CPC Class CodesA61N 1/3931 Protecting, e.g. back-up sy...
