US3240016A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Turbo-jet powerplant
Assignee: Individual
•
Filing: 1964-05-07
•
Granted: 1966-03-15
•
Expires: 1984-05-07
Abstract
No abstract record available.
Inventors
- 👤 Nathan C Price
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:57
CPC Classifications
F; F01; F01D; F01D9/00; F01D9/02; F01D9/023; F01D21/00; F01D21/04; F01D21/045; F01D5/00; F01D5/02; F01D5/027; F02; F02C; F02C3/00; F02C3/04; F02C3/06; F02C3/073; F23; F23R; F23R3/00; F23R3/42; F23R3/52; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
181 words
A TURBO-JET POWERPLANT COMPRISING; A COMPRESSOR ROTOR SECTION, A TURBINE ROTOR SECTION HAVING A HOLLOW HUB AND SHAFT PORTION, A COMBUSTOR LOCATED BETWEEN SAID COMPRESSOR AND TURBINE ROTOR SECTIONS, MEANS DRIVINGLY CONNECTING SAID TURBINE SECTION TO SAID COMPRESSOR SECTION INCLUDING A MEMBER EXTENDING AXIALLY THROUGH SAID HOLLOW PORTION, A PORTION OF SAID MEMBER HAVING A DIAMETER LESS THAN THE INNER DIAMETER OF THE HOLLOW PORTION TO PROVIDE A FIRST AXIALLY EXTENDING ANNULAR PASSAGE BETWEEN THE MEMBER OUTER SURFACE AND HOLLOW PORTION INNER SURFACE, AN ANNULAR CHAMBER WITHIN THE TURBINE ROTOR SECTION LOCATED RADIALLY OUTSIDE SAID FIRST ANNULAR PASSAGE, A SECOND ANNULAR PASSAGE EXTENDING AXIALLY FROM SAID CHAMBER TO A ROTATING ANNULAR SURFACE ON THE TURBINE ROTOR SECTION, A FIXED ANNULAR SURFACE FORMING A PART OF THE COMBUSTOR AND SPACED FROM SAID ROTATING ANNULAR SURFACE IN CONFRONTATION PROVIDING A RADIAL EXTENDING SLOT THEREBETWEEN, AND FUEL INLET MEANS PROVIDING PASSAGE FOR FUEL INTO SAID FIRST ANNULAR PASSAGE FOR PASSAGE THERETHROUGH AND DELIVERY INTO THE COMBUSTOR THROUGH THE ANNULAR CHAMBER, SECOND ANNULAR PASSAGE AND RADIAL SLOT BY CENTRIFUGAL FORCE DURING OPERATION OF THE POWERPLANT.
Claim 2
Dependent Claim
181 words
A TURBO-JET POWERPLANT COMPRISING; A COMPRESSOR ROTOR SECTION, A TURBINE ROTOR SECTION HAVING A HOLLOW HUB AND SHAFT PORTION, A COMBUSTOR LOCATED BETWEEN SAID COMPRESSOR AND TURBINE ROTOR SECTIONS, MEANS DRIVINGLY CONNECTING SAID TURBINE SECTION TO SAID COMPRESSOR SECTION INCLUDING A MEMBER EXTENDING AXIALLY THROUGH SAID HOLLOW PORTION, A PORTION OF SAID MEMBER HAVING A DIAMETER LESS THAN THE INNER DIAMETER OF THE HOLLOW PORTION TO PROVIDE A FIRST AXIALLY EXTENDING ANNULAR PASSAGE BETWEEN THE MEMBER OUTER SURFACE AND HOLLOW PORTION INNER SURFACE, AN ANNULAR CHAMBER WITHIN THE TURBINE ROTOR SECTION LOCATED RADIALLY OUTSIDE SAID FIRST ANNULAR PASSAGE, A SECOND ANNULAR PASSAGE EXTENDING AXIALLY FROM SAID CHAMBER TO A ROTATING ANNULAR SURFACE ON THE TURBINE ROTOR SECTION, A FIXED ANNULAR SURFACE FORMING A PART OF THE COMBUSTOR AND SPACED FROM SAID ROTATING ANNULAR SURFACE IN CONFRONTATION PROVIDING A RADIAL EXTENDING SLOT THEREBETWEEN, AND FUEL INLET MEANS PROVIDING PASSAGE FOR FUEL INTO SAID FIRST ANNULAR PASSAGE FOR PASSAGE THERETHROUGH AND DELIVERY INTO THE COMBUSTOR THROUGH THE ANNULAR CHAMBER, SECOND ANNULAR PASSAGE AND RADIAL SLOT BY CENTRIFUGAL FORCE DURING OPERATION OF THE POWERPLANT.
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) | 1969-03-14 | 1969-09-13 | 1970-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-14 | 1973-09-13 | 1974-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-14 | 1977-09-13 | 1978-03-15 | $7700.00 | Window Closed / Lapsed |