US3147951A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid pressure operated turbine
Assignee: Garrett Corp
•
Filing: 1961-05-29
•
Granted: 1964-09-08
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Expires: 1981-05-29
Abstract
No abstract record available.
Inventors
- 👤 Jr Earl S Cain
- 👤 Bosco Armand
- 👤 Emerson L Kumm
- 👤 Gene L Green
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:09
CPC Classifications
A; A61; A61C; A61C1/00; A61C1/02; A61C1/05; Y; Y10; Y10S; Y10S415/00; Y10S415/904
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
182 words
A TURBINE COMPRISING: A BODY MEMBER PROVIDING A CYLINDRICAL CHAMBER WITH AN INLET PORT, AN ANNULAR EXHAUST RECESS INTERMEDIATE THE ENDS OF SAID CHAMBER, AN OUTLET PORT LEADING FROM SAID RECESS, AND OPEN ENDS; A THRUST BEARING RING IN EACH END OF SAID CHAMBER; A CYLINDRICAL ROTOR MEMBER DISPOSED IN SAID CHAMBER, THE DIAMETER AND LENGTH OF SAID ROTOR MEMBER CLOSELY CONFORMING TO THE DIAMETER OF SAID CHAMBER AND THE DISTANCE BETWEEN SAID THRUST RINGS, RESPECTIVELY, SO THAT SAID ROTOR MEMBER WILL BE SUPPORTED IN SAID CHAMBER ON A THIN FILM OF FLUID BETWEEN THE ROTOR MEMBER AND THE BODY MEMBER; A PLURALITY OF BORES EXTENDING LONGITUDINALLY OF SAID ROTOR MEMBER; A PLUG IN EACH END OF EACH BORE, THE OUTER SURFACES OF SAID PLUGS BEING SUBSTANTIALLY FLUSH WITH THE ADJACENT END WALL OF SAID ROTOR MEMBER, EACH PLUG BEING PROVIDED WITH A MINUTE ORIFICE, SAID BORES COMMUNICATING WITH SAID INLET; AND A PLURALITY OF JET OUTLET PORTS FORMED IN SAID ROTOR MEMBER TO PROVIDE A PINWHEEL TURBINE EFFECT, SAID OUTLET PORTS COMMUNICATING WITH SAID BORES AND DISCHARGING INTO SAID EXHAUST RECESS.
Claim 2
Dependent Claim
182 words
A TURBINE COMPRISING: A BODY MEMBER PROVIDING A CYLINDRICAL CHAMBER WITH AN INLET PORT, AN ANNULAR EXHAUST RECESS INTERMEDIATE THE ENDS OF SAID CHAMBER, AN OUTLET PORT LEADING FROM SAID RECESS, AND OPEN ENDS; A THRUST BEARING RING IN EACH END OF SAID CHAMBER; A CYLINDRICAL ROTOR MEMBER DISPOSED IN SAID CHAMBER, THE DIAMETER AND LENGTH OF SAID ROTOR MEMBER CLOSELY CONFORMING TO THE DIAMETER OF SAID CHAMBER AND THE DISTANCE BETWEEN SAID THRUST RINGS, RESPECTIVELY, SO THAT SAID ROTOR MEMBER WILL BE SUPPORTED IN SAID CHAMBER ON A THIN FILM OF FLUID BETWEEN THE ROTOR MEMBER AND THE BODY MEMBER; A PLURALITY OF BORES EXTENDING LONGITUDINALLY OF SAID ROTOR MEMBER; A PLUG IN EACH END OF EACH BORE, THE OUTER SURFACES OF SAID PLUGS BEING SUBSTANTIALLY FLUSH WITH THE ADJACENT END WALL OF SAID ROTOR MEMBER, EACH PLUG BEING PROVIDED WITH A MINUTE ORIFICE, SAID BORES COMMUNICATING WITH SAID INLET; AND A PLURALITY OF JET OUTLET PORTS FORMED IN SAID ROTOR MEMBER TO PROVIDE A PINWHEEL TURBINE EFFECT, SAID OUTLET PORTS COMMUNICATING WITH SAID BORES AND DISCHARGING INTO SAID EXHAUST RECESS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-08 | 1968-03-09 | 1968-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-08 | 1972-03-09 | 1972-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-08 | 1976-03-09 | 1976-09-08 | $7700.00 | Window Closed / Lapsed |