US3626693A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device to ensure lubrication regulation and reliability of operation of gas turbines
Assignee: Individual
•
Filing: 1969-11-20
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Granted: 1971-12-14
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Expires: 1989-11-20
Abstract
Abstract A GAS TURBINE, IN ADDITION TO BEING PROVIDED WITH A MECHANICALLY OPERATED LUBRICATING PUMP AND AN AUXILIARY ELECTRICALLY OPERATED LUBRICATING PUMP IN PARALLEL, IS PROVIDED WITH AN ADDITIONAL MECHANICAL PUMP FOR SUPPLYING OIL TO A REGULATING CIRCUIT. THE REGULATIING CIRCUIT IS COMPRISED OF TWO BRANCHES, ONE OF WHICH CONTAINS OIL THE PRESSURE OF WHICH IS CONTROLLED BY A TACHOMETRIC DETECTOR AND THE OTHER OF WHICH CONTAINS OIL, THE PRESSURE OF WHICH IS MODULATED. BOTH BRANCHES COMBINE TO ACTUATE A REGULATOR WHICH IN TURN CONTROLS A VALVE FOR CONTROLLING THE FLOW OF FUEL TO THE COMBUSTION CHAMBERS.
Inventors
- 👤 Jack Guillot
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:06
CPC Classifications
F; F01; F01D; F01D25/00; F01D25/18; F01D25/20; F02; F02C; F02C7/00; F02C7/06; F02C9/00; F02C9/26; F02C9/263; F16; F16K; F16K17/00; F16K17/02; F16K17/04; F16K17/044; G; G05; G05D; G05D16/00; G05D16/14; G05D16/16; G05D16/163; G05D16/166
Claims Analysis
Total Claims: 0
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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) | 1974-12-13 | 1975-06-14 | 1975-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-12-13 | 1979-06-14 | 1979-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-12-13 | 1983-06-14 | 1983-12-14 | $7700.00 | Window Closed / Lapsed |