US3207984A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermistor and diode bridge circuit for thermal compensation of a resistive load
Assignee: General Dynamics Corp
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Filing: 1960-11-18
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Granted: 1965-09-21
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Expires: 1980-11-18
Abstract
No abstract record available.
Inventors
- 👤 Peter M Tolliver
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:50
CPC Classifications
G; G05; G05F; G05F3/00; G05F3/02; G05F3/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
IN COMBINATION, A LOAD MEANS ADAPTED TO BE ENERGIZED FROM A REGULATED VOLTAGE SOURCE AND CCHARACTERIZED BY A CHANGE IN RESISTANCE WITH OPERATING TEMPRATURE VARIATIONS, AND A COMPENSATING NETWORK IN CIRCUIT WITH SAID LOAD MEANS FOR COMPENSATING FOR RESISTANCE CHANGE WITH TEMPERATURE IN SAID LOAD MEANS, SAID COMPENSATING NETWORK COMPRISING A FIRST BRANCH INCLUDING A FIRST RESISTOR IN SERIES WITH A DIODE, A SECOND BRANCH IN PARALLEL WITH SAID FIRST BRANCH AND INCLUDING A SCOND RESISTOR AND A THIRD RESISTOR IN SERIES, AND A THERMISTOR CONNECTED BETWEEN THE JUNCTION POINT OF SAID FIRST RESISTOR AND SAID DIODE AND THE JUNCTION POINT OF SAID SECOND AND THIRD RESISTORS.
Claim 2
Dependent Claim
107 words
IN COMBINATION, A LOAD MEANS ADAPTED TO BE ENERGIZED FROM A REGULATED VOLTAGE SOURCE AND CCHARACTERIZED BY A CHANGE IN RESISTANCE WITH OPERATING TEMPRATURE VARIATIONS, AND A COMPENSATING NETWORK IN CIRCUIT WITH SAID LOAD MEANS FOR COMPENSATING FOR RESISTANCE CHANGE WITH TEMPERATURE IN SAID LOAD MEANS, SAID COMPENSATING NETWORK COMPRISING A FIRST BRANCH INCLUDING A FIRST RESISTOR IN SERIES WITH A DIODE, A SECOND BRANCH IN PARALLEL WITH SAID FIRST BRANCH AND INCLUDING A SCOND RESISTOR AND A THIRD RESISTOR IN SERIES, AND A THERMISTOR CONNECTED BETWEEN THE JUNCTION POINT OF SAID FIRST RESISTOR AND SAID DIODE AND THE JUNCTION POINT OF SAID SECOND AND THIRD RESISTORS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-20 | 1969-03-22 | 1969-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-20 | 1973-03-22 | 1973-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-20 | 1977-03-22 | 1977-09-21 | $7700.00 | Window Closed / Lapsed |