US3301049A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat quantity meter
Assignee: Studebaker Worthington Inc
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Filing: 1964-06-19
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Granted: 1967-01-31
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Expires: 1984-06-19
Abstract
No abstract record available.
Inventors
- 👤 Norman L Meyerson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:14
CPC Classifications
G; G01; G01K; G01K17/00; G01K17/04; G01K17/06; G01K17/08; G01K17/10; G01K17/12; G01K17/16; G01K17/18; G01K17/185
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
222 words
MEASURING APPARATUS COMPRISING FLOW MEASURING MEANS FOR MEASURING THE FLOW OF A LIQUID WHICH IS TO BE HEATED OR COOLED BY A GENERATOR, A FIRST TEMPERATURE SENSOR ADAPTED TO BE POSITIONED TO MEASURE THE TEMPERATURE OF A LIQUID SUPPLIED TO THE GENERATOR, A SECOND TEMPERATURE SENSOR ADAPTED TO MEASURE THE TEMPERATURE OF THE LIQUID AS IT LEAVES THE GENERATOR, TEMPERATURE DIFFERENCE SENSING MEANS CONTROLLED BY SAID FLOW MEASURING MEANS AND BY THE DIFFERENCE IN TEMPERATURE BETWEEN THE TEMPERATURE SENSED BY SAID FIRST SENSOR AND THE TEMPERATURE SENSED BY SAID SECOND SENSOR, INTEGRATION MEANS CONTROLLED BY SAID TEMPERATURE DIFFERENCE SENSING MEANS FOR ADDING UP TEMPERATURE DIFFERENCE SENSING MEANS OUTPUT SIGNALS CAUSED BY SAID TEMPERATURE DIFFERENCE, SAID FLOW MEASURING MEANS ACTIVATING SAID TEMPERATURE DIFFERENCE SENSING MEANS TO FEED A TEMPERATURE DIFFERENCE SENSING MEANS OUTPUT SIGNAL TO SAID INTEGRATION MEANS FOR A UNIT OF LIQUID FLOW MEASURED BY SAID FLOW MEASURING MEANS, AND SAID TEMPERATURE DIFFERENCE SENSING MEANS INCLUDING A FIRST AND A SECOND TIME DELAY CIRCUIT, SAID FIRST TIME DELAY CIRCUIT BEING CONTROLLED BY SAID FIRST SENSOR TO PRODUCE AN OUTPUT SIGNAL AFTER A PERIOD DETERMINED BY THE TEMPERATURE SENSED BY SAID FIRST SENSOR, AND SAID SECOND TIME DELAY CIRCUIT BEING CONTROLLED BY SAID SECOND SENSOR TO PRODUCE AN OUTPUT SIGNAL AFTER A TIME DELAY DETERMINED BY THE TEMPERATURE SENSED BY SAID SECOND SENSOR.
Claim 2
Dependent Claim
222 words
MEASURING APPARATUS COMPRISING FLOW MEASURING MEANS FOR MEASURING THE FLOW OF A LIQUID WHICH IS TO BE HEATED OR COOLED BY A GENERATOR, A FIRST TEMPERATURE SENSOR ADAPTED TO BE POSITIONED TO MEASURE THE TEMPERATURE OF A LIQUID SUPPLIED TO THE GENERATOR, A SECOND TEMPERATURE SENSOR ADAPTED TO MEASURE THE TEMPERATURE OF THE LIQUID AS IT LEAVES THE GENERATOR, TEMPERATURE DIFFERENCE SENSING MEANS CONTROLLED BY SAID FLOW MEASURING MEANS AND BY THE DIFFERENCE IN TEMPERATURE BETWEEN THE TEMPERATURE SENSED BY SAID FIRST SENSOR AND THE TEMPERATURE SENSED BY SAID SECOND SENSOR, INTEGRATION MEANS CONTROLLED BY SAID TEMPERATURE DIFFERENCE SENSING MEANS FOR ADDING UP TEMPERATURE DIFFERENCE SENSING MEANS OUTPUT SIGNALS CAUSED BY SAID TEMPERATURE DIFFERENCE, SAID FLOW MEASURING MEANS ACTIVATING SAID TEMPERATURE DIFFERENCE SENSING MEANS TO FEED A TEMPERATURE DIFFERENCE SENSING MEANS OUTPUT SIGNAL TO SAID INTEGRATION MEANS FOR A UNIT OF LIQUID FLOW MEASURED BY SAID FLOW MEASURING MEANS, AND SAID TEMPERATURE DIFFERENCE SENSING MEANS INCLUDING A FIRST AND A SECOND TIME DELAY CIRCUIT, SAID FIRST TIME DELAY CIRCUIT BEING CONTROLLED BY SAID FIRST SENSOR TO PRODUCE AN OUTPUT SIGNAL AFTER A PERIOD DETERMINED BY THE TEMPERATURE SENSED BY SAID FIRST SENSOR, AND SAID SECOND TIME DELAY CIRCUIT BEING CONTROLLED BY SAID SECOND SENSOR TO PRODUCE AN OUTPUT SIGNAL AFTER A TIME DELAY DETERMINED BY THE TEMPERATURE SENSED BY SAID SECOND SENSOR.
References Cited (Backward Citations)
US2359767A
Cited
US2691889A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |