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US3229121A Expired / Lapsed US ⏱️ 0.0 years remaining

Blocking oscillator employing two switch means for setting and automatically resetting magnetic core transformer

Assignee: Honeywell Inc
•
Filing: 1963-11-04
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Granted: 1966-01-11
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Expires: 1983-11-04
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Abstract

No abstract record available.

Inventors

  • 👤 Edwin H Schmidt

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-01 09:31
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/02; H03K3/26; H03K3/30; H03K3/35; H03K3/352

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 270 words
A BLOCKING OSCILLATOR COMPRISING: A MAGNETIC CORE OF HIGH FLUX RETENTIVITY HAVING TWO STATES OF FLUX SATURATION AT OPPOSITE POLARITIES; A PLURALITY OF WINDINGS ON SAID CORE; A SOURCE OF ENERGY; A SET CHANNEL, INCLUDING A NUMBER OF SAID WINDINGS, CONNECTED ACROSS SAID SOURCE OF ENERGY; SWITCHING MEANS IN SAID SET CHANNEL; SAID SWITCHING MEANS CONNECTED TO ONE OF SAID NUMBER OF WINDINGS TO CONTROL THE COERCIVE CURRENT THERETHROUGH; A FLUX SATURATION SENSING WINDING IN SAID NUMBER OF WINDINGS CONNECTED IN CONTROLLING RELATION TO SAID SWITCHING MEANS , WHEREBY AN INPUT SIGNAL WILL CAUSE SAID SWITCHING MEANS TO TURN ON SAID SET CHANNEL THUS DRIVING SAID CORE FROM ONE OF SAID STATES OF SATURATION TO THE OTHER OF SAID STATES OF SATURATION AT WHICH OTHER STATE OF SATURATION SAID SWITCHING MEANS WILL TURN OFF SAID SET CHANNEL; A RESET CHANNEL, INCLUDING FURTHER OF SAID WINDINGS, CONNECTED ACROSS SAID SOURCE OF ENERGY; SECOND SWITCHING MEANS IN SAID RESET CHANNEL; SAID SECOND SWITCHING MEANS CONNECTED TO ONE OF SAID FURTHER OF SAID WINDINGS TO CONTROL THE COERCIVE CURRENT THERETHROUGH; A SECOND FLUX SATURATION SENSING WINDING IN SAID FURTHER OF SAID WINDINGS CONNECTED IN CONTROLLING RELATION TO SAID SECOND SWITHCING MEANS, WHEREBY WHEN SAID CORE REACHES SAID OTHER STATE OF SATURATION SAID SECOND SWITCHING MEANS WILL TURN ON SAID RESET CHANNEL THUS DRIVING SAID CORE BACK TO SAID ONE STATE OF SATURATION, AT WHICH ONE STATE OF SATURATION SAID SECOND SWITCHING MEANS WILL TURN OFF SAID RESET CHANNEL; AND OUTPUT MEANS INCLUDING STILL FURTHER OF SAID WINDINGS, FOR PROVIDING AN OUTPUT SIGNAL AS SAID CORE IS DRIVEN BETWEEN SAID TWO STATES OF SATURATION.
Claim 2
Dependent Claim 270 words
A BLOCKING OSCILLATOR COMPRISING: A MAGNETIC CORE OF HIGH FLUX RETENTIVITY HAVING TWO STATES OF FLUX SATURATION AT OPPOSITE POLARITIES; A PLURALITY OF WINDINGS ON SAID CORE; A SOURCE OF ENERGY; A SET CHANNEL, INCLUDING A NUMBER OF SAID WINDINGS, CONNECTED ACROSS SAID SOURCE OF ENERGY; SWITCHING MEANS IN SAID SET CHANNEL; SAID SWITCHING MEANS CONNECTED TO ONE OF SAID NUMBER OF WINDINGS TO CONTROL THE COERCIVE CURRENT THERETHROUGH; A FLUX SATURATION SENSING WINDING IN SAID NUMBER OF WINDINGS CONNECTED IN CONTROLLING RELATION TO SAID SWITCHING MEANS , WHEREBY AN INPUT SIGNAL WILL CAUSE SAID SWITCHING MEANS TO TURN ON SAID SET CHANNEL THUS DRIVING SAID CORE FROM ONE OF SAID STATES OF SATURATION TO THE OTHER OF SAID STATES OF SATURATION AT WHICH OTHER STATE OF SATURATION SAID SWITCHING MEANS WILL TURN OFF SAID SET CHANNEL; A RESET CHANNEL, INCLUDING FURTHER OF SAID WINDINGS, CONNECTED ACROSS SAID SOURCE OF ENERGY; SECOND SWITCHING MEANS IN SAID RESET CHANNEL; SAID SECOND SWITCHING MEANS CONNECTED TO ONE OF SAID FURTHER OF SAID WINDINGS TO CONTROL THE COERCIVE CURRENT THERETHROUGH; A SECOND FLUX SATURATION SENSING WINDING IN SAID FURTHER OF SAID WINDINGS CONNECTED IN CONTROLLING RELATION TO SAID SECOND SWITHCING MEANS, WHEREBY WHEN SAID CORE REACHES SAID OTHER STATE OF SATURATION SAID SECOND SWITCHING MEANS WILL TURN ON SAID RESET CHANNEL THUS DRIVING SAID CORE BACK TO SAID ONE STATE OF SATURATION, AT WHICH ONE STATE OF SATURATION SAID SECOND SWITCHING MEANS WILL TURN OFF SAID RESET CHANNEL; AND OUTPUT MEANS INCLUDING STILL FURTHER OF SAID WINDINGS, FOR PROVIDING AN OUTPUT SIGNAL AS SAID CORE IS DRIVEN BETWEEN SAID TWO STATES OF SATURATION.

References Cited (Backward Citations)

US3038128A Cited
US3159752A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-01-10 1969-07-12 1970-01-11 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-01-10 1973-07-12 1974-01-11 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-01-10 1977-07-12 1978-01-11 $7700.00 Window Closed / Lapsed

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