US3239677A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Elastic turbine governing system for maintaining constant load
Assignee: General Electric Co
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Filing: 1963-12-03
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Granted: 1966-03-08
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Expires: 1983-12-03
Abstract
No abstract record available.
Inventors
- 👤 Jr Vladimir T Dimitroff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:49
CPC Classifications
F; F01; F01D; F01D17/00; F01D17/20; F01D17/22; F01D17/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
150 words
IN A GOVERNING SYSTEM FOR A TURBINE DRIVING A LOAD DEVICE SUBJECT TO A LIMITED RANGE OF SPEED VARIATION, THE COMBINATION OF: SPEED GOVERNOR MEANS CONNECTED TO POSITION THE THROTTLE VALVE GEAR OF THE TURBINE, SECOND MEANS CONNECTED TO MODIFY THE ACTION OF THE SPEED GOVERNOR MEANS FOR ADJUSTING THE SPEED AND LOAD OUTPUT OF THE TURBINE TO DESIRED VALUES, AND HYDRAULIC SERVO MEANS CONNECTED TO MODIFY THE ACTION OF THE SPEED GOVERNOR MEANS TO MAINTAIN TURBINE LOAD CONSTANT OVER A PRESELECTED RANGE OF SPEEDS, SAID SERVO MEANS INCLUDING PILOT VALVE MEANS CONNECTED TO BE POSITIONED IN ACCORDANCE WITH MOVEMENT OF THE TURBINE THROTTLE VALVE GEAR AND SUPPLYING OPERATING FLUID TO A SERVO MOTOR CONNECTED TO RESTORE THE SPEED GOVERNOR TO ITS STEADY-STATE CONDITION OVER A PRESELECTED RANGE OF SPEEDS WHEREBY THE TURBINE THROTTLE VALVE GEAR REMAINS AT THE PRESELECTED SETTING DETERMINED BY SAID SECOND MEANS OVER SAID SPEED RANGE.
Claim 2
Dependent Claim
150 words
IN A GOVERNING SYSTEM FOR A TURBINE DRIVING A LOAD DEVICE SUBJECT TO A LIMITED RANGE OF SPEED VARIATION, THE COMBINATION OF: SPEED GOVERNOR MEANS CONNECTED TO POSITION THE THROTTLE VALVE GEAR OF THE TURBINE, SECOND MEANS CONNECTED TO MODIFY THE ACTION OF THE SPEED GOVERNOR MEANS FOR ADJUSTING THE SPEED AND LOAD OUTPUT OF THE TURBINE TO DESIRED VALUES, AND HYDRAULIC SERVO MEANS CONNECTED TO MODIFY THE ACTION OF THE SPEED GOVERNOR MEANS TO MAINTAIN TURBINE LOAD CONSTANT OVER A PRESELECTED RANGE OF SPEEDS, SAID SERVO MEANS INCLUDING PILOT VALVE MEANS CONNECTED TO BE POSITIONED IN ACCORDANCE WITH MOVEMENT OF THE TURBINE THROTTLE VALVE GEAR AND SUPPLYING OPERATING FLUID TO A SERVO MOTOR CONNECTED TO RESTORE THE SPEED GOVERNOR TO ITS STEADY-STATE CONDITION OVER A PRESELECTED RANGE OF SPEEDS WHEREBY THE TURBINE THROTTLE VALVE GEAR REMAINS AT THE PRESELECTED SETTING DETERMINED BY SAID SECOND MEANS OVER SAID SPEED RANGE.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-07 | 1969-09-06 | 1970-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-07 | 1973-09-06 | 1974-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-07 | 1977-09-06 | 1978-03-08 | $7700.00 | Window Closed / Lapsed |