US3114263A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Subcooling detector
Assignee: Individual
•
Filing: 1962-05-02
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Granted: 1963-12-17
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Expires: 1982-05-02
Abstract
No abstract record available.
Inventors
- 👤 Joseph A Mccann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:43
CPC Classifications
G; G21; G21C; G21C17/00; G21C17/10; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
147 words
AN IMPROVED METHOD FOR DIRECTLY AND ACCURATELY MEASURING THE SUBCOOLING MARGIN OF A BULK COOLANT IN A COOLING CHANNEL COMPRISING THE STEPS OF MEASURING THE THERMOCOUPLE VOLTAGE OF A THERMOCOUPLE JUNCTION PLACED IN SAID CHANNEL WHICH IS A FUNCTION OF THE INITIAL BULK TEMPERATURE OF SAID COOLANT; ZEROING OUT SAID INITIAL BULK TEMPERATURE MEASUREMENT; HEATING SAID THERMOJUNCTION OF SAID THERMOCOUPLE WITH A CURRENT INCREASING WITH TIME; MEASURING THE CHANGES IN VOLTAGE OF SAID THERMOCOUPLE WHICH RESULT FROM CHANGES IN TEMPERATURE OF SAID COOLANT EFFECTED BY SAID HEATING; MEASURING A STEADY STATE TEMPERATURE WHICH OCCURS AT BOILING OF SAID COOLANT AND AT NO FURTHER THERMOCOUPLE VOLTAGE CHANGE, AND COMPENSATING A GIVEN PRESSURE SUCH THAT A FINAL TEMPERATURE MEASUREMENT IS PROVIDED WHICH IS A DIRECT MEASUREMENT OF THE HEAT TEMPERATURE REQUIRED FOR BOILING OF SAID COOLANT AT SAID STEADY STATE TEMPERATURE MEASUREMENT BY THE SUPERSUBCOOLING MARGIN OF SAID COOLANT.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-16 | 1967-06-17 | 1967-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-16 | 1971-06-17 | 1971-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-16 | 1975-06-17 | 1975-12-17 | $7700.00 | Window Closed / Lapsed |