US3226567A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Active time delay devices
Assignee: Lockheed Martin Corp
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Filing: 1962-02-05
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Granted: 1965-12-28
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Expires: 1982-02-05
Abstract
No abstract record available.
Inventors
- 👤 Richard W Bradmiller
- 👤 James A Almond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:25
CPC Classifications
H; H03; H03K; H03K5/00; H03K5/13; H03K5/145
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
271 words
AN ACTICE DELAY DEVICE HAVING A HIGH INPUT IMPEDANCE AND A LOW OUTPUT IMPEDANCE FOR PROVIDING AN OUTPUT SIGNAL WHICH IS DELAYED A PREDETERMINED PERIOD WITH RESPECT TO THE INPUT SIGNAL AND HAS A PREDETERMINED WIDTH INDEPENDENT OF THE WIDTH OF SAID INPUT SIGNAL, SAID DEVICE COMPRISING: (A) A TRANSISTOR HAVING BASE, EMITTER AND COLLECTOR CIRCUITS AND AN OUTPUT LOAD RESISTOR CONNECTED ACROSS SAID COLLECTOR CIRCUIT; (B) A REACTIVE LOAD CONNECTED TO SAID COLLECTOR CIRCUIT IN PARALLEL TO SAID OUTPUT LOAD RESISTOR; (C) MEANS FOR APPLYING AN INPUT SIGNAL TO THE BASE OF SAID TRANSISTOR; (D) MEANS FOR BIASING SAID TRANSISTOR TO CLASS A OPERATION SO THAT ENERGY IS PROVIDED TO SAID REACTIVE LOAD WHEN SAID INPUT SIGNAL IS COUPLED TO SAID BASE CIRCUIT SO AS TO SHOCK ACROSS SAID REACTIVE LOAD; PRODUCE A VOLTAGE SIGNAL ACROSS SAID REACTIVE LOAD; (E) SAID VOLTAGE SIGNAL HAVING EXCURSIONS OF ONE POLARITY AND VOLTAGE EXCURSIONS OF ANOTHER POLARITY; (F) A FIRST DIODE CONNECTED ACROSS SAID REACTIVE LOAD AND BEING POLED SO A STO PASS SAID VOLTAGE EXCURSIONS OF ONE POLARITY AND BLOCK SAID VOLTAGE EXCURSIONS OF ANOTHER POLARITY; (G) A SECOND DIODE SERIES CONNECTED BETWEEN SAID REACTIVE LOAD AND SAID OUTPUT LOAD RESISTOR AND BEING POLED SO AS TO BLOCK SAID VOLTAGE EXCURSIONS OF ANOTHER POLARITY AND PASS SAID VOLTAGE EXCURSIONS OF ON POLARITY; AND (H) SAID FIRST DIODE BEING FURTHER ADAPTED TO PASS SAID VOLTAGE EXCURSIONS OF ONE POLARITY WHEN SAID INPUT SIGNAL IS COUPLED TO SAID BASE CIRCUIT AND, WHEREBY SAID FIRST DIODE WILL SHORT SAID VOLTAGE EXCURSIONS OF ONE POLARITY ONLY WHEN SAID INPUT SIGNAL IS DECOUPLED FROM SAID BASE CIRCUIT.
Claim 2
Dependent Claim
271 words
AN ACTICE DELAY DEVICE HAVING A HIGH INPUT IMPEDANCE AND A LOW OUTPUT IMPEDANCE FOR PROVIDING AN OUTPUT SIGNAL WHICH IS DELAYED A PREDETERMINED PERIOD WITH RESPECT TO THE INPUT SIGNAL AND HAS A PREDETERMINED WIDTH INDEPENDENT OF THE WIDTH OF SAID INPUT SIGNAL, SAID DEVICE COMPRISING: (A) A TRANSISTOR HAVING BASE, EMITTER AND COLLECTOR CIRCUITS AND AN OUTPUT LOAD RESISTOR CONNECTED ACROSS SAID COLLECTOR CIRCUIT; (B) A REACTIVE LOAD CONNECTED TO SAID COLLECTOR CIRCUIT IN PARALLEL TO SAID OUTPUT LOAD RESISTOR; (C) MEANS FOR APPLYING AN INPUT SIGNAL TO THE BASE OF SAID TRANSISTOR; (D) MEANS FOR BIASING SAID TRANSISTOR TO CLASS A OPERATION SO THAT ENERGY IS PROVIDED TO SAID REACTIVE LOAD WHEN SAID INPUT SIGNAL IS COUPLED TO SAID BASE CIRCUIT SO AS TO SHOCK ACROSS SAID REACTIVE LOAD; PRODUCE A VOLTAGE SIGNAL ACROSS SAID REACTIVE LOAD; (E) SAID VOLTAGE SIGNAL HAVING EXCURSIONS OF ONE POLARITY AND VOLTAGE EXCURSIONS OF ANOTHER POLARITY; (F) A FIRST DIODE CONNECTED ACROSS SAID REACTIVE LOAD AND BEING POLED SO A STO PASS SAID VOLTAGE EXCURSIONS OF ONE POLARITY AND BLOCK SAID VOLTAGE EXCURSIONS OF ANOTHER POLARITY; (G) A SECOND DIODE SERIES CONNECTED BETWEEN SAID REACTIVE LOAD AND SAID OUTPUT LOAD RESISTOR AND BEING POLED SO AS TO BLOCK SAID VOLTAGE EXCURSIONS OF ANOTHER POLARITY AND PASS SAID VOLTAGE EXCURSIONS OF ON POLARITY; AND (H) SAID FIRST DIODE BEING FURTHER ADAPTED TO PASS SAID VOLTAGE EXCURSIONS OF ONE POLARITY WHEN SAID INPUT SIGNAL IS COUPLED TO SAID BASE CIRCUIT AND, WHEREBY SAID FIRST DIODE WILL SHORT SAID VOLTAGE EXCURSIONS OF ONE POLARITY ONLY WHEN SAID INPUT SIGNAL IS DECOUPLED FROM SAID BASE CIRCUIT.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-27 | 1969-06-28 | 1969-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-27 | 1973-06-28 | 1973-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-27 | 1977-06-28 | 1977-12-28 | $7700.00 | Window Closed / Lapsed |