US3310940A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas turbines
Assignee: Stalker Corp
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Filing: 1965-10-07
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Granted: 1967-03-28
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Expires: 1985-10-07
Abstract
No abstract record available.
Inventors
- 👤 Oetliker Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:25
CPC Classifications
F; F01; F01D; F01D5/00; F01D5/02; F01D5/04; F01D5/043; F01D5/048; F01D25/00; F01D25/08; F01D25/14; F01D25/145; F02; F02C; F02C3/00; F02C3/04; F02C3/045; F02C3/05
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
109 words
IN COMBINATION IN A GAS TURBINE, A ROTOR MOUNTED FOR ROTATION ABOUT AN AXIS, SAID ROTOR COMPRISING A HUB AND A PLURALITY OF RADIAL BLADES SPACED PERIPHERALLY ABOUT SAID HUB, ALTERNATE ADJACENT PAIRS OF SAID BLADES EXTENDING RADIALLY INWARD TO OPPOSITE SIDES OF SAID HUB DEFINING PERIPHERALLY ALTERNATE COMPRESSOR FLOW AND TURBINE FLOW PASSAGES, AND A HEATING CHAMBER MEANS HAVING A PORTION THEREOF DISPOSED ANNULARLY ABOUT SAID ROTOR, SAID COMPRESSOR UPON ROTATION DISCHARGING AIR INTO SAID CHAMBER, AND MEANS TO HEAT SAID AIR PROVIDING A MOTIVE GAS DISCHARGING THEREFROM INTO SAID TURBINE PASSAGES RADIALLY INWARD THEREOF IN STREAMS PERIPHERALLY ALTERNATED WITH SAID RADIALLY OUTWARD FLOWS FROM SAID COMPRESSOR PASSAGES.
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) | 1970-03-27 | 1970-09-26 | 1971-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-27 | 1974-09-26 | 1975-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-27 | 1978-09-26 | 1979-03-28 | $7700.00 | Window Closed / Lapsed |