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US3202874A Expired / Lapsed US ⏱️ 0.0 years remaining

Spectroscopic low voltage spark source and interrupted arc source

Assignee: Individual
•
Filing: 1961-06-28
•
Granted: 1965-08-24
•
Expires: 1981-06-28
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Abstract

No abstract record available.

Inventors

  • 👤 Bardocz Arpad

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 18:41
CPC Classifications
H; H05; H05B; H05B41/00; H05B41/14; H05B41/30; G; G01; G01N; G01N21/00; G01N21/62; G01N21/66; G01N21/67

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 250 words
A SPECTORSCOPIC LOW VOLTAGE SPARK AND ARC SOURCE COMPRISING, IN COMBINATIN, A SOURCE OF A.C. POTENTIAL; A SATURATED CORE TRANSFORMER HAVING A PRIMARY WINDING CONNECTED TO SAID SOURCE AND A SECONDARY WINDING AND EFFECTIVE TO PRODUCE IN SAID SECONDARY RELATIVELY SHARP VOLTAGE PULSES IN ONE-TO-ONE CORRESPONDENCE WITH HALF CYCLE VOLTAGE SURGES OF SAID SORUCES AND RESPECTIVELY OF SHORT DURATION IN COMPRARISON WITH THE DURATION OF A HALF CYCLE OF SAID SOURCE; RECTIFYING MEANS CONNECTED TO SAID SECONDARY; A CHARGING CIRCUIT CONNECTED TO THE OUTPOT OF SAID RECTIFYING MEANS AND INCLUDING A LOW VOLTAGE ENERGY STORAGE STORAGE MEANS AND INCLUDING AN ANALYTICAL SPARK GAP AGE STORAGE MEANS AND INCLUDING AN ANALYTICAL SPARK GAP IN SERIES THERIN; SAID RECTIFYING MEANS CHARGING SAID LOW VOLTAGE STORAGE MEANS TO PEAK VOLTAGE DURING EACH PULSE AND INTERRUPTING THE CHARGING CURRENT AT THE END OF EACH PULSE WHILE MAINTAINING THE STORAGE MEANS CHARGED TO PEAK VOLTAGE, SAID PEAK VOLTAGE BEING INSUFFICIENT TO BREAKDOWN SAID ANALYTICAL SPARK GAP; A HIGN A.C. POTENTIAL INGNITOR CIRCUIT OPERATIVELY COUPLED WITH SAID POWERS CIRCUIT AND OPERABLE, IN SYNCHRONIZED RELATION WITH SUCH PULSE PRODUCTION, TO IONIZE SAID ANALYTICAL SPARK GAP FOR DISCHARGE OF SAID LOW VOLTAGE STORAGE MEANS ACROSS SAID ANALYTICAL SPARK GAP AS THE VOLTAGE OF EACH PULSE DECAYS TO SUBSTANTIALLY ZERO; EACH CHARGE-SISCHARGE CYCLE OF SAID LOW VOLTAGE STORAGE MEANS BEING EFFECTID DURING A PERIOD NOT EXCEEDING THE DURATIN OF A HALF CYCLE OF SAID SOURCE; EACH OF SAID CHARGING AND POWER CIRCUITS BEING INACTIVE WHEN THE OTHER IS ACTIVE.
Claim 2
Dependent Claim 250 words
A SPECTORSCOPIC LOW VOLTAGE SPARK AND ARC SOURCE COMPRISING, IN COMBINATIN, A SOURCE OF A.C. POTENTIAL; A SATURATED CORE TRANSFORMER HAVING A PRIMARY WINDING CONNECTED TO SAID SOURCE AND A SECONDARY WINDING AND EFFECTIVE TO PRODUCE IN SAID SECONDARY RELATIVELY SHARP VOLTAGE PULSES IN ONE-TO-ONE CORRESPONDENCE WITH HALF CYCLE VOLTAGE SURGES OF SAID SORUCES AND RESPECTIVELY OF SHORT DURATION IN COMPRARISON WITH THE DURATION OF A HALF CYCLE OF SAID SOURCE; RECTIFYING MEANS CONNECTED TO SAID SECONDARY; A CHARGING CIRCUIT CONNECTED TO THE OUTPOT OF SAID RECTIFYING MEANS AND INCLUDING A LOW VOLTAGE ENERGY STORAGE STORAGE MEANS AND INCLUDING AN ANALYTICAL SPARK GAP AGE STORAGE MEANS AND INCLUDING AN ANALYTICAL SPARK GAP IN SERIES THERIN; SAID RECTIFYING MEANS CHARGING SAID LOW VOLTAGE STORAGE MEANS TO PEAK VOLTAGE DURING EACH PULSE AND INTERRUPTING THE CHARGING CURRENT AT THE END OF EACH PULSE WHILE MAINTAINING THE STORAGE MEANS CHARGED TO PEAK VOLTAGE, SAID PEAK VOLTAGE BEING INSUFFICIENT TO BREAKDOWN SAID ANALYTICAL SPARK GAP; A HIGN A.C. POTENTIAL INGNITOR CIRCUIT OPERATIVELY COUPLED WITH SAID POWERS CIRCUIT AND OPERABLE, IN SYNCHRONIZED RELATION WITH SUCH PULSE PRODUCTION, TO IONIZE SAID ANALYTICAL SPARK GAP FOR DISCHARGE OF SAID LOW VOLTAGE STORAGE MEANS ACROSS SAID ANALYTICAL SPARK GAP AS THE VOLTAGE OF EACH PULSE DECAYS TO SUBSTANTIALLY ZERO; EACH CHARGE-SISCHARGE CYCLE OF SAID LOW VOLTAGE STORAGE MEANS BEING EFFECTID DURING A PERIOD NOT EXCEEDING THE DURATIN OF A HALF CYCLE OF SAID SOURCE; EACH OF SAID CHARGING AND POWER CIRCUITS BEING INACTIVE WHEN THE OTHER IS ACTIVE.

References Cited (Backward Citations)

US2417489A Cited
US2391225A Cited
US2480681A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-08-23 1969-02-22 1969-08-24 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-08-23 1973-02-22 1973-08-24 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-08-23 1977-02-22 1977-08-24 $7700.00 Window Closed / Lapsed

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