US3218593A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric fluid-pressure transducer
Assignee: Fairchild Semiconductor Corp
•
Filing: 1962-01-02
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Granted: 1965-11-16
•
Expires: 1982-01-02
Abstract
No abstract record available.
Inventors
- 👤 Joseph L Jonke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:42
CPC Classifications
G; G01; G01L; G01L13/00; G01L13/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A FLUID-PRESSURE TRANSDUCER COMPRISING: (A) A SUPPORT; (B) A FLUID-PRESSURE INLET; (C) A PAIR OF PRESSURE-DEFLECTABLE ELEMENTS HAVING FLUID CONNECTIONS TO SAID INLET, MOUNTED ON SAID SUPPORT AND DISPOSED TO DEFLECT IN OPPOSITE SENSE RELATIVE THERETO UPON THE APPLICATION OF FLUID PRESSURE; (D) AN ACTUATING YOKE DIRECTLY AND POSITIVELY SECURED TO EACH OF SAID DEFLECTABLE ELEMENTS; (E) SAID YOKES BEING COAXIAL WITH SAID DEFLECTABLE ELEMENTS AND WITH EACH OTHER, EXTENDING IN THE SAME DIRECTION, AND DISPLACED ANGULARLY RELATIVE TO EACH OTHER ABOUT THEIR COMMON AXIS; (F) AND MEANS ACTUATED BY SAID YOKES FOR UTILIZING THE RELATIVE DISPLACEMENTS OF SAID YOKES FOR DEVELOPING AN OUTPUT EFFECT.
Claim 2
Dependent Claim
105 words
A FLUID-PRESSURE TRANSDUCER COMPRISING: (A) A SUPPORT; (B) A FLUID-PRESSURE INLET; (C) A PAIR OF PRESSURE-DEFLECTABLE ELEMENTS HAVING FLUID CONNECTIONS TO SAID INLET, MOUNTED ON SAID SUPPORT AND DISPOSED TO DEFLECT IN OPPOSITE SENSE RELATIVE THERETO UPON THE APPLICATION OF FLUID PRESSURE; (D) AN ACTUATING YOKE DIRECTLY AND POSITIVELY SECURED TO EACH OF SAID DEFLECTABLE ELEMENTS; (E) SAID YOKES BEING COAXIAL WITH SAID DEFLECTABLE ELEMENTS AND WITH EACH OTHER, EXTENDING IN THE SAME DIRECTION, AND DISPLACED ANGULARLY RELATIVE TO EACH OTHER ABOUT THEIR COMMON AXIS; (F) AND MEANS ACTUATED BY SAID YOKES FOR UTILIZING THE RELATIVE DISPLACEMENTS OF SAID YOKES FOR DEVELOPING AN OUTPUT EFFECT.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-15 | 1969-05-17 | 1969-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-15 | 1973-05-17 | 1973-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-15 | 1977-05-17 | 1977-11-16 | $7700.00 | Window Closed / Lapsed |