US3307398A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Condition responsive bridge balancing circuit
Assignee: Honeywell Inc
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Filing: 1963-12-19
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Granted: 1967-03-07
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Expires: 1983-12-19
Abstract
No abstract record available.
Inventors
- 👤 John J Exon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:03
CPC Classifications
G; G01; G01F; G01F23/00; G01F23/22; G01F23/26; G01F23/263; G01F23/266
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
155 words
REBALANCEABLE CONDITION SENSING APPARATUS COMPRISING, IN COMBINATION: BRIDGE CIRCUIT MEANS INCLUDING OUTPUT MEANS FOR SUPPLYING A FIRST SIGNAL INDICATIVE OF A CONDITION; LOGIC MEANS CONNECTED TO SAID OUTPUT MEANS OF SAID BRIDGE CIRCUIT MEANS, SAID LOGIC MEANS INCLUDING OUTPUT MEANS, AND SAID LOGIC MEANS PROVIDING AN OUTPUT SECOND SIGNAL WHICH HAS A POLARITY DEPENDENT UPON WHETHER AN INPUT SIGNAL SUPPLIED TO SAID LOGIC MEANS IS OF A FIRST PHASE OR OF A PHASE OPPOSITE SAID FIRST PHASE; INTEGRATING MEANS CONNECTED TO SAID OUTPUT MEANS OF SAID LOGIC MEANS, SAID INTEGRATING MEANS INCLUDING OUTPUT MEANS, AND SAID INTEGRATING MEANS PROVIDING AN OUTPUT THIRD SIGNAL INDICATIVE OF SAID SECOND SIGNAL AS INTEGRATED OVER A PERIOD OF TIME; TRANSDUCER MEANS OPERATIVELY CONNECTED TO SAID OUTPUT MEANS OF SAID INTEGRATING MEANS, SAID TRANSDUCER MEANS CHANGING RESISTANCE AS A FUNCTION OF SAID THIRD OUTPUT SIGNAL; RATIO CIRCUIT MEANS INCLUDING OUTPUT MEANS AND SAID TRANSDUCER MEANS, SAID RATIO CIRCUIT MEANS PROVIDING
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) | 1970-03-06 | 1970-09-05 | 1971-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-06 | 1974-09-05 | 1975-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-06 | 1978-09-05 | 1979-03-07 | $7700.00 | Window Closed / Lapsed |