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US3200382A Expired / Lapsed US ⏱️ 0.0 years remaining

Regenerative switching circuit

Assignee: International Business Machines Corp
•
Filing: 1961-08-28
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Granted: 1965-08-10
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Expires: 1981-08-28
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Abstract

No abstract record available.

Inventors

  • 👤 Donald F Busch

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 18:15
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/02; H03K3/26; H03K3/30

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 158 words
A MAGNETIC SWITCHING CIRCUIT COMPRISING A TRANSISTOR; A MAGNETIC CORE CAPABLE OF ASSUMING EITHER OF TWO STABLE STATES OF MAGNETIC REMANENCE, ONE OF WHICH IS A REFERENCE STATE, AND HAVING AN INPUT, AN OUTPUT, AND RESET WINDINGS INDUCTIVELY COUPLED THERETO; AN ENERGY STORING MEANS CONNECTED ACROSS SAID OUTPUT WINDING; A BIAS POTENTIAL; MEANS ELECTRICALLY CONNECTING SAID TRANSISTOR AND SAID BIAS POTENTIAL WITH SAID ENERGY STORING MEANS; A LOAD POTENTIAL; A LOAD CIRCUIT INCLUDING SAID TRANSISTOR, SAID RESET WINDING, A LOAD AND CONNECTED WITH SAID LOAD POTENTIAL; AND MEANS FOR APPLYING PULSES TO SAID INPUT WINDING FOR SWITCHING SAID CORE FROM ITS REFERENCE STATE AND THEREBY SUPPLY CURRENT TO SAID ENERGY STORING MEANS AND AT THE TERMINATION OF EACH APPLIED PULSE THE ENERGY STORED IN SAID ENERGY STORING MEANS BEING SUFFICIENT TO RENDER SAID TRANSISTOR CONDUCTIVE WITH THE RESULTING CURRENT FLOW IN THE LOAD CIRCUIT SERVING TO SIMULTANEOUSLY PULSE SAID LOAD AND RESTORE SAID CORE TO ITS REFERENCE STATE.
Claim 2
Dependent Claim 158 words
A MAGNETIC SWITCHING CIRCUIT COMPRISING A TRANSISTOR; A MAGNETIC CORE CAPABLE OF ASSUMING EITHER OF TWO STABLE STATES OF MAGNETIC REMANENCE, ONE OF WHICH IS A REFERENCE STATE, AND HAVING AN INPUT, AN OUTPUT, AND RESET WINDINGS INDUCTIVELY COUPLED THERETO; AN ENERGY STORING MEANS CONNECTED ACROSS SAID OUTPUT WINDING; A BIAS POTENTIAL; MEANS ELECTRICALLY CONNECTING SAID TRANSISTOR AND SAID BIAS POTENTIAL WITH SAID ENERGY STORING MEANS; A LOAD POTENTIAL; A LOAD CIRCUIT INCLUDING SAID TRANSISTOR, SAID RESET WINDING, A LOAD AND CONNECTED WITH SAID LOAD POTENTIAL; AND MEANS FOR APPLYING PULSES TO SAID INPUT WINDING FOR SWITCHING SAID CORE FROM ITS REFERENCE STATE AND THEREBY SUPPLY CURRENT TO SAID ENERGY STORING MEANS AND AT THE TERMINATION OF EACH APPLIED PULSE THE ENERGY STORED IN SAID ENERGY STORING MEANS BEING SUFFICIENT TO RENDER SAID TRANSISTOR CONDUCTIVE WITH THE RESULTING CURRENT FLOW IN THE LOAD CIRCUIT SERVING TO SIMULTANEOUSLY PULSE SAID LOAD AND RESTORE SAID CORE TO ITS REFERENCE STATE.

References Cited (Backward Citations)

US2902609A Cited
US3053992A Cited
US3063038A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-08-09 1969-02-08 1969-08-10 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-08-09 1973-02-08 1973-08-10 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-08-09 1977-02-08 1977-08-10 $7700.00 Window Closed / Lapsed

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