US3091939A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermoelectric cooler circuit with thermal electric feed-back arrangement
Assignee: Allis Chalmers Corp
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Filing: 1961-10-02
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Granted: 1963-06-04
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Expires: 1981-10-02
Abstract
No abstract record available.
Inventors
- 👤 Baude John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:14
CPC Classifications
H; H10; H10N; H10N10/00; F; F25; F25B; F25B21/00; F25B21/02; G; G05; G05D; G05D23/00; G05D23/19; G05D23/1919; G05D23/20; F25B2321/00; F25B2321/02; F25B2321/021
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
A THERMOELECTRIC COOLING CIRCUIT COMPRISING A SOURCE OF ELECTRIC POWER, A MEMBER COMPRISING TWO COMPLEMENTARY HEAT GENERATING AND ABSORBING MATERIALS, A CURRENT CONTROLLING DEVICE RESPONSIVE TO AN ELECTRICAL CONDITION CONNECTED TO SAID MEMBER AND SAID SOURCE, SAID MEMBER BEING EXPOSED TO TWO TEMPERATURE CONDITIONS, TEMPERATURE SENSING DEVICES ARRANGED TO SENSE SAID CONDITIONS, MEANS FOR CONNECTING SAID SENSING DEVICES TO SAID CONTROLLING DEVICE AND TO A SOURCE OF ELECTRIC POWER, SAID SENSING DEVICES BEING AFFECTED BY THE TEMPERATURE OF SAID CONDITIONS TO CONTROL THE ELECTRICAL CONDITION OF SAID CONTROLLING DEVICE TO CONTROL THE FLOW OF CURRENT THROUGH SAID CONTROLLING DEVICE AND SAID MEMBER.
Claim 2
Dependent Claim
102 words
A THERMOELECTRIC COOLING CIRCUIT COMPRISING A SOURCE OF ELECTRIC POWER, A MEMBER COMPRISING TWO COMPLEMENTARY HEAT GENERATING AND ABSORBING MATERIALS, A CURRENT CONTROLLING DEVICE RESPONSIVE TO AN ELECTRICAL CONDITION CONNECTED TO SAID MEMBER AND SAID SOURCE, SAID MEMBER BEING EXPOSED TO TWO TEMPERATURE CONDITIONS, TEMPERATURE SENSING DEVICES ARRANGED TO SENSE SAID CONDITIONS, MEANS FOR CONNECTING SAID SENSING DEVICES TO SAID CONTROLLING DEVICE AND TO A SOURCE OF ELECTRIC POWER, SAID SENSING DEVICES BEING AFFECTED BY THE TEMPERATURE OF SAID CONDITIONS TO CONTROL THE ELECTRICAL CONDITION OF SAID CONTROLLING DEVICE TO CONTROL THE FLOW OF CURRENT THROUGH SAID CONTROLLING DEVICE AND SAID MEMBER.
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) | 1966-06-03 | 1966-12-03 | 1967-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-03 | 1970-12-03 | 1971-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-03 | 1974-12-03 | 1975-06-04 | $7700.00 | Window Closed / Lapsed |