Patent US3096690A successfully refreshed from Google Patents.
US3096690A
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Hydraulic transducer
Assignee: Lockheed Martin Corp
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Filing: 1960-05-02
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Granted: 1963-07-09
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Expires: 1980-05-02
Abstract
No abstract record available.
Inventors
- 👤 Paul F Hayner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:19
CPC Classifications
F; F15; F15B; F15B13/00; F15B13/02; F15B13/04; F15B13/0401; F15B13/0402; Y; Y10; Y10T; Y10T137/00; Y10T137/2278; Y10T137/2409; Y10T137/8593; Y10T137/86493; Y10T137/86574; Y10T137/86582; Y10T137/8659; Y10T137/86598
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
102 words
A HYDRAULIC TRANSDUCER ACCORDING TO CLAIM 3 HAVING A CONTROL VALVE COMPRISING IN PART A SLIDABLE CONTROL PISTON; A SECOND FLUID SOURCE COUPLED TO SAID CONTROL VALVE BY INPUT AND EXHAUST LINES; AN OUTPUT ACTUATOR COUPLED TO SAID CONTROL VALVE; AT LEAST ONE CONTROL PASSAGEWAY COUPLING THE SECOND SOURCE, THE CONTROL MEMBER, AND THE CONTROL VALVE; MEANS FOR VARYING THE PRESSURE IN THE CONTROL PASSAGEWAY IN RESPONSE TO THE POSITION OF THE CONTROL MEMBER; WHEREBY THE VARYING PRESSURE IN THE CONTROL PASSAGEWAY IS COMMUNICATED TO THE CONTROL VALVE IN ORDER TO CONTROL FLUID PRESSURE FROM THE SECOND SOURCE TO THE OUTPUT ACTUATOR.
References Cited (Backward Citations)
US2737962A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-08 | 1967-01-07 | 1967-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-08 | 1971-01-07 | 1971-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-08 | 1975-01-07 | 1975-07-09 | $7700.00 | Window Closed / Lapsed |