US3070964A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of operating thermoelectric cooling unit
Assignee: General Electric Co
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Filing: 1961-06-12
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Granted: 1963-01-01
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Expires: 1981-06-12
Abstract
No abstract record available.
Inventors
- 👤 Julius B Horvay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:22
CPC Classifications
F; F25; F25B; F25B21/00; F25B21/02; H; H10; H10N; H10N10/00; F25B2321/00; F25B2321/02; F25B2321/021
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
THE METHOD OF OPERATING A THERMOELECTRIC COOLING DEVICE INCLUDING A THERMOELECTRIC ELEMENT HAVING A COLD JUNCTION AND A HOT JUNCTION AND A THERMAL MASS IN HEAT EXCHANGE RELATION WITH SAID HOT JUNCTION, WHICH METHOD COMPRISES THE STEPS OF PASSING THROUGH SAID ELEMENT A DIRECT CURRENT OF THE VALUE SUBSTANTIALLY EQUAL TO THAT PROVIDING THE MINIMUM TEMPERATURE OBTAINABLE CONTINUOUSLY AT SAID COLD JUNCTION UNDER STEADY CURRENT CONDITIONS, CONTINUING THE PASSAGE OF SAID CURRENT FOR A PERIOD OF TIME AT LEAST SUFFICIENT TO OBTAIN SAID MINIMUM COLD JUNCTION TEMPERATURE AND A STEADY HOT JUNCTION TEMPERATURE, AND THEREAFTER GRADUALLY INCREASING THE CURRENT SUPPLIED TO SAID ELEMENT AT A RATE SUCH THAT THE HOT JUNCTION DOES NOT REACH A STEADY STATE VALUE FOR THE CURRENT BEING SUPPLIED TO SAID ELEMENT AT ANY GIVEN TIME.
Claim 2
Independent Claim
130 words
THE METHOD OF OPERATING A THERMOELECTRIC COOLING DEVICE INCLUDING A THERMOELECTRIC ELEMENT HAVING A COLD JUNCTION AND A HOT JUNCTION AND A THERMAL MASS IN HEAT EXCHANGE RELATION WITH SAID HOT JUNCTION, WHICH METHOD COMPRISES THE STEPS OF PASSING THROUGH SAID ELEMENT A DIRECT CURRENT OF THE VALUE SUBSTANTIALLY EQUAL TO THAT PROVIDING THE MINIMUM TEMPERATURE OBTAINABLE CONTINUOUSLY AT SAID COLD JUNCTION UNDER STEADY CURRENT CONDITIONS, CONTINUING THE PASSAGE OF SAID CURRENT FOR A PERIOD OF TIME AT LEAST SUFFICIENT TO OBTAIN SAID MINIMUM COLD JUNCTION TEMPERATURE AND A STEADY HOT JUNCTION TEMPERATURE, AND THEREAFTER GRADUALLY INCREASING THE CURRENT SUPPLIED TO SAID ELEMENT AT A RATE SUCH THAT THE HOT JUNCTION DOES NOT REACH A STEADY STATE VALUE FOR THE CURRENT BEING SUPPLIED TO SAID ELEMENT AT ANY GIVEN TIME.
References Cited (Backward Citations)
US2998707A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-31 | 1966-07-02 | 1967-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-31 | 1970-07-02 | 1971-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-31 | 1974-07-02 | 1975-01-01 | $7700.00 | Window Closed / Lapsed |