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US3331966A Expired / Lapsed US ⏱️ 0.0 years remaining

Electrical circuit for rapidly reversing the direction of current flow through a magnetic core inductor

Assignee: Individual
•
Filing: 1964-09-09
•
Granted: 1967-07-18
•
Expires: 1984-09-09
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Abstract

No abstract record available.

Inventors

  • 👤 Robert E Pechacek

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 04:00
CPC Classifications
H; H03; H03K; H03K17/00; H03K17/04; H03K17/041; H03K17/04113

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 160 words
AN ELECTRICAL CIRCUIT FOR RAPIDLY REVERSING THE DIRECTION OF CURRENT FLOW THROUGH AN INDUCTOR COMPRISING, (A) A FIRST INDUCTOR, SAID INDUCTOR HAVING MAGNETIC CORE, (B) A POWER SUPPLY, SAID SUPPLY DELIVERING AT ALL TIMES A CURRENT OF A MAGNITUDE AT LEAST EQUAL TO THE CURRENT NECESSARY TO MAGNETICALLY SATURATE SAID FIRST INDUCTOR, (C) A SECOND INDUCTOR ELECTRICALLY CONNECTED BETWEEN A FIRST END OF SAID FIRST INDUCTOR AND A FIRST POLE OF SAID POWER SUPPLY, (D) A THIRD INDUCTOR ELECTRICALLY CONNECTED BETWEEN A SECOND END OF SAID FIRST INDUCTOR AND SAID FIRST POLE OF SAID POWER SUPPLY, AND (E) SWITCHING MEAND FOR ALTERNATELY ELECTRICALLY CONNECTING FOR EQUAL TIME INTERVALS THE ENDS OF SAID FIRST INDUCTOR TO THE SECOND POLE OF SAID POWER SUPPLY, SAID TIME INTERVAL AT LEAST EQUAL TO THE TIME REQUIRED FOR THE MAGNETIC FLUX OF THE INDUCTOR BEING SERIALLY CONNECTED WITH SAID FIRST INDUCTOR TO ATTAIN A MAGNITUDE TWO TIMES THE SATURATION FLUX LEVEL OF SAID FIRST INDUCTOR.
Claim 2
Dependent Claim 160 words
AN ELECTRICAL CIRCUIT FOR RAPIDLY REVERSING THE DIRECTION OF CURRENT FLOW THROUGH AN INDUCTOR COMPRISING, (A) A FIRST INDUCTOR, SAID INDUCTOR HAVING MAGNETIC CORE, (B) A POWER SUPPLY, SAID SUPPLY DELIVERING AT ALL TIMES A CURRENT OF A MAGNITUDE AT LEAST EQUAL TO THE CURRENT NECESSARY TO MAGNETICALLY SATURATE SAID FIRST INDUCTOR, (C) A SECOND INDUCTOR ELECTRICALLY CONNECTED BETWEEN A FIRST END OF SAID FIRST INDUCTOR AND A FIRST POLE OF SAID POWER SUPPLY, (D) A THIRD INDUCTOR ELECTRICALLY CONNECTED BETWEEN A SECOND END OF SAID FIRST INDUCTOR AND SAID FIRST POLE OF SAID POWER SUPPLY, AND (E) SWITCHING MEAND FOR ALTERNATELY ELECTRICALLY CONNECTING FOR EQUAL TIME INTERVALS THE ENDS OF SAID FIRST INDUCTOR TO THE SECOND POLE OF SAID POWER SUPPLY, SAID TIME INTERVAL AT LEAST EQUAL TO THE TIME REQUIRED FOR THE MAGNETIC FLUX OF THE INDUCTOR BEING SERIALLY CONNECTED WITH SAID FIRST INDUCTOR TO ATTAIN A MAGNITUDE TWO TIMES THE SATURATION FLUX LEVEL OF SAID FIRST INDUCTOR.

References Cited (Backward Citations)

US1036817A Cited
US1102507A Cited
US2352299A Cited
US2449048A Cited
US2541427A Cited
US2872582A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-07-17 1971-01-16 1971-07-18 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-07-17 1975-01-16 1975-07-18 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-07-17 1979-01-16 1979-07-18 $7700.00 Window Closed / Lapsed

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