US3221491A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Turbine
Assignee: IMO Industries Inc
•
Filing: 1963-04-22
•
Granted: 1965-12-07
•
Expires: 1983-04-22
Abstract
No abstract record available.
Inventors
- 👤 Iii Carl F Koenig
- 👤 Ernest W Blattner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:48
CPC Classifications
F; F01; F01D; F01D9/00; F01D9/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
149 words
IN COMBINATION WITH AN INTERNAL COMBUSTION ENGINE DELIVERING PULSATING EXHAUST GAS, A TURBINE HAVING A SINGLE INLET CHAMBER AND A BLADED ROTOR, MEANS FOR DIRECTING GAS FROM SAID ENGINE TO SAID INLET CHAMBER, MEANS DIRECTING THE GAS FROM SAID INLET CHAMBER TO SAID ROTOR THROUGHOUT THE CIRCUMFERENCE THEREOF TO DRIVE THE LATTER WITH THE GASES BEING DISCHARGED THEREFROM AT A SUBSONIC VELOCITY, MEANS DEFINING A VANELESS AND CONTINUOUS ANNULAR DISCHARGE PASSAGE IMMEDIATELY ADJACENT THE ROTOR DISCHARGE FOR RECEIVING GAS DISCHARGED FROM THE ROTOR DIRECTLY AT SAID SUBSONIC VELOCITY AND HAVING CROSS-SECTIONAL AREAS ORTHOGONAL TO FLOW WHICH PROGRESSIVELY DECREASE TO FORM A CONVERGENT SECTION FOR ACCELERATING THE FLOW OF THE GASES PASSING THROUGH THE DISCHARGE PASSAGE IN DIVERGENT SECTION AXIAL DIRECTIONS, AND MEANS DEFINING A DIVERGENT SECTION FOLLOWING SAID CONVERGENT SECTION AND HAVING CROSS-SECTIONAL AREAS ORTHOGONAL TO THE FLOW WHICH PROGRESSIVELY INCREASE TO PROVIDE DIFFUSER ACTION AND DECELERATION OF FLOW.
Claim 2
Dependent Claim
149 words
IN COMBINATION WITH AN INTERNAL COMBUSTION ENGINE DELIVERING PULSATING EXHAUST GAS, A TURBINE HAVING A SINGLE INLET CHAMBER AND A BLADED ROTOR, MEANS FOR DIRECTING GAS FROM SAID ENGINE TO SAID INLET CHAMBER, MEANS DIRECTING THE GAS FROM SAID INLET CHAMBER TO SAID ROTOR THROUGHOUT THE CIRCUMFERENCE THEREOF TO DRIVE THE LATTER WITH THE GASES BEING DISCHARGED THEREFROM AT A SUBSONIC VELOCITY, MEANS DEFINING A VANELESS AND CONTINUOUS ANNULAR DISCHARGE PASSAGE IMMEDIATELY ADJACENT THE ROTOR DISCHARGE FOR RECEIVING GAS DISCHARGED FROM THE ROTOR DIRECTLY AT SAID SUBSONIC VELOCITY AND HAVING CROSS-SECTIONAL AREAS ORTHOGONAL TO FLOW WHICH PROGRESSIVELY DECREASE TO FORM A CONVERGENT SECTION FOR ACCELERATING THE FLOW OF THE GASES PASSING THROUGH THE DISCHARGE PASSAGE IN DIVERGENT SECTION AXIAL DIRECTIONS, AND MEANS DEFINING A DIVERGENT SECTION FOLLOWING SAID CONVERGENT SECTION AND HAVING CROSS-SECTIONAL AREAS ORTHOGONAL TO THE FLOW WHICH PROGRESSIVELY INCREASE TO PROVIDE DIFFUSER ACTION AND DECELERATION OF FLOW.
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) | 1968-12-06 | 1969-06-07 | 1969-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-06 | 1973-06-07 | 1973-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-06 | 1977-06-07 | 1977-12-07 | $7700.00 | Window Closed / Lapsed |