US3174094A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High efficiency power supply utilizing a negative resistance device
Assignee: Raytheon Co
•
Filing: 1962-02-01
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Granted: 1965-03-16
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Expires: 1982-02-01
Abstract
No abstract record available.
Inventors
- 👤 Robert P Farnsworth
- 👤 Edward J Kapp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:42
CPC Classifications
G; G05; G05F; G05F1/00; G05F1/10; G05F1/46; G05F1/618
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
A POWER SUPPLY COMPRISING: (A) A LOAD, (C) A SOURCE OF UNREGULATED VOLTAGE, (C) A SWITCH COUPLED OF SAID SOURCE OF UNREGULATED VOLTAGE, (D) AN INDUCTOR COUPLED BETWEEN SAID SWITCH AND SAID LOAD, (E) A SERIES REGULATOR COUPLED BETWEEN SAID SOURCE OF UNREGULATED VOLTAGE AND SAID LOAD AND HAVING A LOAD CURRENT PATH PARALLEL WITH SAID SWITCH AND SAID INDUCTOR, (F) A NEGATIVE RESISTANCE DEVICE COUPLED IN THE LOAD CURRENT PATH OF SAID SERIES REGULATOR AND TO SAID SWITCH FOR CONTROLLING SAID SWITCH IN RESPONSE TO LOAD CURRENT FLOWING THROUGH SAID SERIES REGULATOR, (G) AND SENSING MEANS COUPLED TO SAID LOAD AND TO SAID SERIES REGUALTOR FOR RESPONDING TO THE VOLTAGE AT SAID LOAD TO CONTROL THE CURRENT FLOWING THROUGH THE LOAD PATH OF SAID SERIES REGULATOR.
Claim 2
Dependent Claim
127 words
A POWER SUPPLY COMPRISING: (A) A LOAD, (C) A SOURCE OF UNREGULATED VOLTAGE, (C) A SWITCH COUPLED OF SAID SOURCE OF UNREGULATED VOLTAGE, (D) AN INDUCTOR COUPLED BETWEEN SAID SWITCH AND SAID LOAD, (E) A SERIES REGULATOR COUPLED BETWEEN SAID SOURCE OF UNREGULATED VOLTAGE AND SAID LOAD AND HAVING A LOAD CURRENT PATH PARALLEL WITH SAID SWITCH AND SAID INDUCTOR, (F) A NEGATIVE RESISTANCE DEVICE COUPLED IN THE LOAD CURRENT PATH OF SAID SERIES REGULATOR AND TO SAID SWITCH FOR CONTROLLING SAID SWITCH IN RESPONSE TO LOAD CURRENT FLOWING THROUGH SAID SERIES REGULATOR, (G) AND SENSING MEANS COUPLED TO SAID LOAD AND TO SAID SERIES REGUALTOR FOR RESPONDING TO THE VOLTAGE AT SAID LOAD TO CONTROL THE CURRENT FLOWING THROUGH THE LOAD PATH OF SAID SERIES REGULATOR.
References Cited (Backward Citations)
US2776382A
Cited
US2912638A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-15 | 1968-09-14 | 1969-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-15 | 1972-09-14 | 1973-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-15 | 1976-09-14 | 1977-03-16 | $7700.00 | Window Closed / Lapsed |