US3109941A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Timing circuit
Assignee: Consolidated Electronics Industries Corp
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Filing: 1959-10-13
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Granted: 1963-11-05
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Expires: 1979-10-13
Abstract
No abstract record available.
Inventors
- 👤 Henry T Winchel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:40
CPC Classifications
H; H03; H03K; H03K17/00; H03K17/28; H03K17/292; H03K3/00; H03K3/02; H03K3/26; H03K3/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
230 words
A TIMING CIRCUIT, INCLUDING, CAPACITIVE MEANS HAVING A RELATIVELY HIGH IMPEDANCE CHARGING PATH, AND A RELATIVELY LOW IMPEDANCE DISCHARGING PATH, SAID LOW IMPEDANCE DISCHARGING PATH INCLUDING AN ASYMMETRICALLY CONDUCTING IMPEDANCE ELEMENT, AND AMPLIFYING MEANS SERIALLY COUPLED TO SAID ASYMMETRICALLY CONDUCTING IMPEDANCE ELEMENT WHEREBY THE DISCHARGE CURRENT FROM SAID CAPACITOR IS PROVIDED THROUGH THE SERIALLY COUPLED IMPEDANCE ELEMENT AND AMPLIFYING MEANS; MEANS COUPLED TO SAID ASYMMETRICALLY CONDUCTING IMPEDANCE ELEMENT FOR MAINTAINING SAID ELEMENT REVERSE-BIASED UNTIL SAID CAPACITIVE MEANS CHARGES TO A PREDETERMINED POTENTIAL OVER SAID HIGH IMPEDANCE CHARGING PATH AND FOR THEREAFTER PROVIDING A FLOW OF CURRENT FROM THE CAPACITIVE MEANS THROUGH THE AMPLIFYING MEANS; AN OUTPUT DEVICE; A TWO CONDITION CONTROL MEMBER COUPLED TO SAID AMPLIFYING MEANS AND TO SAID OUTPUT DEVICE DURING THE TIME SAID ASYMMETRICALLY CONDUCTING IMPEDANCE ELEMENT IS REVERSE-BIASED BUT FOR EFFECTIVELY CONNECTING SAID OUTPUT DEVICE TO SAID AMPLIFYING MEANS UPON THE FORWARD BIASING OF SAID ELEMENT AND UPON THE INTRODUCTION OF A VOLTAGE GREATER THAN A PARTICULAR VALUE TO THE CONTROL MEMBER; AND A TRANSFORMER HAVING A FIRST WINDING COUPLED TO THE ASYMMETRICAL CONDUCTING IMPEDANCE ELEMENT AND HAVING A SECOND WINDING COUPLED BETWEEN THE CAPACITIVE MEANS AND THE CONTROL MEMBER TO PRODUCE A PULSE OF VOLTAGE GREATER THAN THE PARTICULAR VALUE UPON THE FLOW OF CURRENT FROM THE CAPACITIVE MEANS THROUGH THE AMPLIFYING MEANS, FOR AN EFFECTIVE CONNECTION OF THE AMPLIFYING MEANS TO THE CONTROL MEMBER.
Claim 2
Dependent Claim
230 words
A TIMING CIRCUIT, INCLUDING, CAPACITIVE MEANS HAVING A RELATIVELY HIGH IMPEDANCE CHARGING PATH, AND A RELATIVELY LOW IMPEDANCE DISCHARGING PATH, SAID LOW IMPEDANCE DISCHARGING PATH INCLUDING AN ASYMMETRICALLY CONDUCTING IMPEDANCE ELEMENT, AND AMPLIFYING MEANS SERIALLY COUPLED TO SAID ASYMMETRICALLY CONDUCTING IMPEDANCE ELEMENT WHEREBY THE DISCHARGE CURRENT FROM SAID CAPACITOR IS PROVIDED THROUGH THE SERIALLY COUPLED IMPEDANCE ELEMENT AND AMPLIFYING MEANS; MEANS COUPLED TO SAID ASYMMETRICALLY CONDUCTING IMPEDANCE ELEMENT FOR MAINTAINING SAID ELEMENT REVERSE-BIASED UNTIL SAID CAPACITIVE MEANS CHARGES TO A PREDETERMINED POTENTIAL OVER SAID HIGH IMPEDANCE CHARGING PATH AND FOR THEREAFTER PROVIDING A FLOW OF CURRENT FROM THE CAPACITIVE MEANS THROUGH THE AMPLIFYING MEANS; AN OUTPUT DEVICE; A TWO CONDITION CONTROL MEMBER COUPLED TO SAID AMPLIFYING MEANS AND TO SAID OUTPUT DEVICE DURING THE TIME SAID ASYMMETRICALLY CONDUCTING IMPEDANCE ELEMENT IS REVERSE-BIASED BUT FOR EFFECTIVELY CONNECTING SAID OUTPUT DEVICE TO SAID AMPLIFYING MEANS UPON THE FORWARD BIASING OF SAID ELEMENT AND UPON THE INTRODUCTION OF A VOLTAGE GREATER THAN A PARTICULAR VALUE TO THE CONTROL MEMBER; AND A TRANSFORMER HAVING A FIRST WINDING COUPLED TO THE ASYMMETRICAL CONDUCTING IMPEDANCE ELEMENT AND HAVING A SECOND WINDING COUPLED BETWEEN THE CAPACITIVE MEANS AND THE CONTROL MEMBER TO PRODUCE A PULSE OF VOLTAGE GREATER THAN THE PARTICULAR VALUE UPON THE FLOW OF CURRENT FROM THE CAPACITIVE MEANS THROUGH THE AMPLIFYING MEANS, FOR AN EFFECTIVE CONNECTION OF THE AMPLIFYING MEANS TO THE CONTROL MEMBER.
References Cited (Backward Citations)
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Cited
FR1161135A
Cited
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Cited
US2981898A
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US2867754A
Cited
US2923863A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-11-04 | 1967-05-06 | 1967-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-04 | 1971-05-06 | 1971-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-04 | 1975-05-06 | 1975-11-05 | $7700.00 | Window Closed / Lapsed |