Patent US3242673A successfully refreshed from Google Patents.
US3242673A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel control
Assignee: RTX Corp
•
Filing: 1963-10-08
•
Granted: 1966-03-29
•
Expires: 1983-10-08
Abstract
No abstract record available.
Inventors
- 👤 Louis A Urban
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:43
CPC Classifications
F; F02; F02K; F02K3/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
A FUEL CONTROL FOR A POWER PLANT HAVING A TURBINE, A COMPRESSOR AND A BURNER, MEANS FOR REGULATING THE FLOW OF FUEL TO THE BURNER, MEANS FOR ESTABLISHING A FIRST SIGNAL COMMENSURATE WITH A DESIRED RATIO OF COMPRESSOR DISCHARGE PRESSURE TO PRESSURE CHANGE ACROSS THE BURNER, MEANS PROVIDIDNG A SECOND SIGNAL WHICH IS A FUNCTION OF THE ACTUAL PRESSURE CHANGE ACROSS THE BURNER, AND MEANS COMPARING SAID SIGNALS AND PRODUCING A RESULTANT SIGNAL CONTROLLING SAID FUEL REGULATING MEANS.
Claim 2
Dependent Claim
78 words
A FUEL CONTROL FOR A POWER PLANT HAVING A TURBINE, A COMPRESSOR AND A BURNER, MEANS FOR REGULATING THE FLOW OF FUEL TO THE BURNER, MEANS FOR ESTABLISHING A FIRST SIGNAL COMMENSURATE WITH A DESIRED RATIO OF COMPRESSOR DISCHARGE PRESSURE TO PRESSURE CHANGE ACROSS THE BURNER, MEANS PROVIDIDNG A SECOND SIGNAL WHICH IS A FUNCTION OF THE ACTUAL PRESSURE CHANGE ACROSS THE BURNER, AND MEANS COMPARING SAID SIGNALS AND PRODUCING A RESULTANT SIGNAL CONTROLLING SAID FUEL REGULATING MEANS.
References Cited (Backward Citations)
US2592385A
Cited
US2740295A
Cited
US2857739A
Cited
US2792685A
Cited
US2809492A
Cited
US2979894A
Cited
US2970436A
Cited
US2976683A
Cited
US2984977A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-28 | 1969-09-27 | 1970-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-28 | 1973-09-27 | 1974-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-28 | 1977-09-27 | 1978-03-29 | $7700.00 | Window Closed / Lapsed |