US3078065A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ball valve actuator
Assignee: Fisher Governor Co
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Filing: 1961-05-12
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Granted: 1963-02-19
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Expires: 1981-05-12
Abstract
No abstract record available.
Inventors
- 👤 Vickery Edgar Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:51
CPC Classifications
F; F16; F16K; F16K5/00; F16K5/08; F16K5/14; F16K5/20; F16K5/205; F16K5/208; F16K5/06; F16K5/0626; F16K5/0642; F16K5/0647; F16K5/201
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
A VALVE ACTUATOR WHICH COMPRISES A ROTATABLE VALVE STEM, A JACKET AROUND SAID VALVE STEM, SHAFT MEANS JOINING SAID STEM TO SAID JACKET, SAID VALVE STEM AND SAID SHAFT MEANS HAVING COOPERATING MEANS FOR PREVENTING RELATIVE MOVEMENT OF THE TWO IN THE DIRECTION OF THE STEM AXIS, SAID COOPERATING MEANS ACCOMMODATING ROTATION OF SAID STEM RELATIVE TO SAID JACKET, TUBULAR HELICAL DRIVE MEANS IN SAID JACKET AND AROUND SAID VALVE STEM, SAID DRIVE MEANS BEING RECIPROCABLY MOVABLE IN THE DIRECTION OF SAID STEM AXIS, SAID DRIVE MEANS ENGAGING SAID SHAFT MEANS FOR ROTATION OF SAID SHAFT MEANS AND SAID STEM BY MOVEMENT OF THE DRIVE MEANS, AND PISTON AND CYLINDER MEANS CONNECTED TO SAID DRIVE MEANS FOR MOVING THE LATTER.
Claim 2
Dependent Claim
120 words
A VALVE ACTUATOR WHICH COMPRISES A ROTATABLE VALVE STEM, A JACKET AROUND SAID VALVE STEM, SHAFT MEANS JOINING SAID STEM TO SAID JACKET, SAID VALVE STEM AND SAID SHAFT MEANS HAVING COOPERATING MEANS FOR PREVENTING RELATIVE MOVEMENT OF THE TWO IN THE DIRECTION OF THE STEM AXIS, SAID COOPERATING MEANS ACCOMMODATING ROTATION OF SAID STEM RELATIVE TO SAID JACKET, TUBULAR HELICAL DRIVE MEANS IN SAID JACKET AND AROUND SAID VALVE STEM, SAID DRIVE MEANS BEING RECIPROCABLY MOVABLE IN THE DIRECTION OF SAID STEM AXIS, SAID DRIVE MEANS ENGAGING SAID SHAFT MEANS FOR ROTATION OF SAID SHAFT MEANS AND SAID STEM BY MOVEMENT OF THE DRIVE MEANS, AND PISTON AND CYLINDER MEANS CONNECTED TO SAID DRIVE MEANS FOR MOVING THE LATTER.
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) | 1966-02-18 | 1966-08-20 | 1967-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-18 | 1970-08-20 | 1971-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-18 | 1974-08-20 | 1975-02-19 | $7700.00 | Window Closed / Lapsed |