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US3129344A Expired / Lapsed US ⏱️ 0.0 years remaining

Switching circuit employing bistable devices to selectively control the charge time for switching

Assignee: Robotron Corp
•
Filing: 1962-04-11
•
Granted: 1964-04-14
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Expires: 1982-04-11
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Abstract

No abstract record available.

Inventors

  • 👤 Jr John W Lemon

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 06:51
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/78; B; B23; B23K; B23K11/00; B23K11/24; B23K11/248; B23K11/25; B23K11/252; G; G05; G05B; G05B19/00; G05B19/02; G05B19/04; G05B19/07; H03K17/00; H03K17/28; H03K17/292

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 213 words
IN A SWITCHING CIRCUIT, THE COMBINATION COMPRISING: A PAIR OF SOURCE TERMINALS CONNECTIBLE TO A SOURCE OF CONSTANT POTENTIAL; A LOAD; AT LEAST TWO BI-STABLE CIRCUITS CONNECTED IN PARALLEL RELATIONSHIP TO EACH OTHER BETWEEN SAID SOURCE TERMINALS; A PLURALITY OF JUNCTION POINTS ARRANGED RESPECTIVELY SERIALLY WITH EACH OF SAID BI-STABLE CIRCUITS AND WHICH JUNCTION POINTS ARE POSITIONED BETWEEN SAID BI-STABLE CIRCUITS AND ONE SIDE OF SAID SOURCE, WHEREBY THE POTENTIAL OF SAID JUNCTION POINTS VARIES FROM A RELATIVELY LOW TO A RELATIVELY HIGH VALUE DEPENDING UPON WHETHER THE PORTION OF THE BI-STABLE CIRCUIT WITH WHICH SAID JUNCTION POINT IS ASSOCIATED IS CONDUCTIVE OR NONCONDUCTIVE, RESPECTIVELY; CONNECTIONS FROM AT LEAST ONE OF SAID JUNCTION POINTS TO SAID LOAD FOR ENERGIZING AND DE-ENERGIZING SAME ACCORDING TO THE POTENTIAL ON SAID JUNCTION POINT; AN ENERGY STORAGE MEANS AND A PLURALITY OF CHARGING CIRCUITS ASSOCIATED THEREWITH, EACH OF SAID CHARGING CIRCUITS BEING ASSOCIATED WITH ONE OF SAID JUNCTION POINTS, WHEREBY SAID CHARGING CIRCUITS ARE ENERGIZED ACCORDING TO WHETHER SAID JUNCTION POINTS ARE AT A HIGH OR LOW POTENTIAL; A DISCHARGE CIRCUIT FOR SAID ENERGY STORAGE MEANS; MEANS RESPONSIVE TO ACTIVATION OF SAID DISCHARGE CIRCUIT FOR PRODUCING A TRIGGERING PULSE;AND MEANS APPLYING SAID PULSE TO AT LEAST ONE OF SAID BISTABLE CIRCUITS FOR EFFECTING A REVERSE CONDITION THEREOF.
Claim 2
Dependent Claim 213 words
IN A SWITCHING CIRCUIT, THE COMBINATION COMPRISING: A PAIR OF SOURCE TERMINALS CONNECTIBLE TO A SOURCE OF CONSTANT POTENTIAL; A LOAD; AT LEAST TWO BI-STABLE CIRCUITS CONNECTED IN PARALLEL RELATIONSHIP TO EACH OTHER BETWEEN SAID SOURCE TERMINALS; A PLURALITY OF JUNCTION POINTS ARRANGED RESPECTIVELY SERIALLY WITH EACH OF SAID BI-STABLE CIRCUITS AND WHICH JUNCTION POINTS ARE POSITIONED BETWEEN SAID BI-STABLE CIRCUITS AND ONE SIDE OF SAID SOURCE, WHEREBY THE POTENTIAL OF SAID JUNCTION POINTS VARIES FROM A RELATIVELY LOW TO A RELATIVELY HIGH VALUE DEPENDING UPON WHETHER THE PORTION OF THE BI-STABLE CIRCUIT WITH WHICH SAID JUNCTION POINT IS ASSOCIATED IS CONDUCTIVE OR NONCONDUCTIVE, RESPECTIVELY; CONNECTIONS FROM AT LEAST ONE OF SAID JUNCTION POINTS TO SAID LOAD FOR ENERGIZING AND DE-ENERGIZING SAME ACCORDING TO THE POTENTIAL ON SAID JUNCTION POINT; AN ENERGY STORAGE MEANS AND A PLURALITY OF CHARGING CIRCUITS ASSOCIATED THEREWITH, EACH OF SAID CHARGING CIRCUITS BEING ASSOCIATED WITH ONE OF SAID JUNCTION POINTS, WHEREBY SAID CHARGING CIRCUITS ARE ENERGIZED ACCORDING TO WHETHER SAID JUNCTION POINTS ARE AT A HIGH OR LOW POTENTIAL; A DISCHARGE CIRCUIT FOR SAID ENERGY STORAGE MEANS; MEANS RESPONSIVE TO ACTIVATION OF SAID DISCHARGE CIRCUIT FOR PRODUCING A TRIGGERING PULSE;AND MEANS APPLYING SAID PULSE TO AT LEAST ONE OF SAID BISTABLE CIRCUITS FOR EFFECTING A REVERSE CONDITION THEREOF.

References Cited (Backward Citations)

US2370178A Cited
US2492015A Cited
US3031622A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-04-14 1967-10-14 1968-04-14 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-04-14 1971-10-14 1972-04-14 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-04-14 1975-10-14 1976-04-14 $7700.00 Window Closed / Lapsed

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