Patent US6184073B1 successfully refreshed from Google Patents.
US3133607A
Expired / Lapsed
US
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Measurement and control systems
Assignee: COUNT WAY Inc
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Filing: 1962-04-06
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Granted: 1964-05-19
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Expires: 1982-04-06
Abstract
No abstract record available.
Inventors
- 👤 Eruest A Gardner
- 👤 Mccauley Porter Thompson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:30
CPC Classifications
G; G01; G01G; G01G13/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
A MEASUREMENT AND CONTROL SYSTEM COMPRISING: FIRST AND SECOND TRANSDUCER MEANS FOR SENSING A GIVEN PHYSICAL CONDITION TO DEVELOP RESPECTIVE FIRST AND SECOND OUTPUT SIGNALS REPRESENTATIVE THEREOF, SAID TRANSDUCER MEANS HAVING SUBSTANTIALLY DIFFERENT INPUT-OUTPUT CHARACTERISTICS AND BEING SUBJECT TO ESSENTIALLY IDENTICAL ENVIRONMENTS; CONTROL MEANS, COUPLED TO BOTH OF SAID TRANSDUCER MEANS, FOR ADDITIVELY COMBINING SAID OUTPUT SIGNALS TO DEVELOP A CONTROL SIGNAL THAT IS REPRESENTATIVE OF SAID PHYSICAL CONDITION AND SUBSTANTIALLY INDEPENDENT OF ENVIRONMENTAL CHANGES AFFECTING SAID TRANSDUCERS; AND MEANS, COUPLED TO ONE OF SAID TRANSDUCER MEANS, FOR MODIFYING THE INPUT-OUTPUT CHARACTERISTICS OF ONE OF SAID TRANSDUCER MEANS TO DEFINE A PLURALITY OF DISTINCTIVE CONTROL SIGNALS REPRESENTATIVE OF PREDETERMINED LEVELS OF SAID PHYSICAL CONDITION.
Claim 2
Dependent Claim
114 words
A MEASUREMENT AND CONTROL SYSTEM COMPRISING: FIRST AND SECOND TRANSDUCER MEANS FOR SENSING A GIVEN PHYSICAL CONDITION TO DEVELOP RESPECTIVE FIRST AND SECOND OUTPUT SIGNALS REPRESENTATIVE THEREOF, SAID TRANSDUCER MEANS HAVING SUBSTANTIALLY DIFFERENT INPUT-OUTPUT CHARACTERISTICS AND BEING SUBJECT TO ESSENTIALLY IDENTICAL ENVIRONMENTS; CONTROL MEANS, COUPLED TO BOTH OF SAID TRANSDUCER MEANS, FOR ADDITIVELY COMBINING SAID OUTPUT SIGNALS TO DEVELOP A CONTROL SIGNAL THAT IS REPRESENTATIVE OF SAID PHYSICAL CONDITION AND SUBSTANTIALLY INDEPENDENT OF ENVIRONMENTAL CHANGES AFFECTING SAID TRANSDUCERS; AND MEANS, COUPLED TO ONE OF SAID TRANSDUCER MEANS, FOR MODIFYING THE INPUT-OUTPUT CHARACTERISTICS OF ONE OF SAID TRANSDUCER MEANS TO DEFINE A PLURALITY OF DISTINCTIVE CONTROL SIGNALS REPRESENTATIVE OF PREDETERMINED LEVELS OF SAID PHYSICAL CONDITION.
References Cited (Backward Citations)
US2599005A
Cited
US2766981A
Cited
US2801874A
Cited
US2815480A
Cited
US2886780A
Cited
US2938701A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-19 | 1967-11-18 | 1968-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-19 | 1971-11-18 | 1972-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-19 | 1975-11-18 | 1976-05-19 | $7700.00 | Window Closed / Lapsed |