Patent US3071691A successfully refreshed from Google Patents.
US3071691A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shaft support
Assignee: Curtiss Wright Corp
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Filing: 1960-05-31
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Granted: 1963-01-01
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Expires: 1980-05-31
Abstract
No abstract record available.
Inventors
- 👤 Mitchell J Haddad
- 👤 Harold T Adkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:27
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/05; F04D29/056; F04D29/0563; F04D29/059; H; H02; H02K; H02K5/00; H02K5/04; H02K5/16; H02K5/173; H02K5/1735; Y; Y10; Y10S; Y10S415/00; Y10S415/91
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
297 words
A UNIFIED TURBINE GENERATOR AND ROTOR ASSEMBLY AND SUPPORT FOR USE WITHIN A TURBINE COMBUSTOR AND GENERATOR HOUSING, AND COMPRISING: A TURBINE ROTOR FOR SUPPORT WITHIN THE COMBUSTOR PART OF SAID HOUSING, A COMPRESSOR ROTOR PROVIDED IMMEDIATELY NEXT ADJACENT SAID TURBINE ROTOR AT THE INTAKE OF TO SAID COMBUSTOR AND FOR ENGAGEMENT WITH SAID TURBINE ROTOR, SAID TURBINE ROTOR INCLUDING A STUB SHAFT AND SAID COMPRESSOR ROTOR HAVING A HUB RECEIVING THE STUB SHAFT OF SAID TURBINE ROTOR IN LOCKED ENGAGEMENT THEREIN, SAID COMPRESSOR ROTOR HAVING THE HUB PORTION THEREOF EXTENDED ON THE SIDE THEREOF AWAY FROM SAID TURBINE ROTOR AND INTO THE GENERATOR PART OF SAID HOUSING, A ROTOR SHAFT PROVIDED WITHIN SAID EXTENDED HUB PORTION AND BETWEEN THE ENDS THEREOF, SAID ROTOR SHAFT BEING CONCENTRICALLY DISPOSED WITHIN SAID EXTENDED HUB PORTION AND HAVING THE END THEREOF NEXT ADJACENT SAID TURBINE ROTOR SECURED TO SAID HUB PORTION IN SPACED RELATION TO SAID TURBINE ROTOR AND THE STUB SHAFT END THEREOF FOR MINIMAL HEAT TRANSFER THEREBETWEEN, A TUBULAR SUPPORT MEMBER OPEN AT OPPOSITE ENDS AND ENGAGED AT ONE END TO THE GENERATOR PART OF SAID HOUSING, THE OTHER END OF SAID SUPPORT MEMBER BEING RECEIVED WITHIN THE EXTENDED HUB PORTION OF SAID COMPRESSOR ROTOR AND IN CONCENTRIC AND HEAT DISSIPATING SPACE RELATION TO THE INNER WALLS THEREOF AND ABOUT SAID ROTOR SHAFT, BALL BEARING MEANS PROVIDED WITHIN SAID SUPPORT MEMBER FOR ROTATIONAL SUPPORT OF SAID ROTOR SHAFT CENTRALLY THEREWITHIN AND OF SAID TURBINE AND COMPRESSOR ROTORS ENGAGED THEREWITH, AND A GENERATOR ROTOR PROVIDED ON THE EXTENDED END OF SAID HUB WITHIN THE GENERATOR PART OF SAID HOUSING ON THE OTHER SIDE OF THE INTAKE TO SAID COMBUSTOR AND COUNTERBALANCING THE OVERHUNG WEIGHT OF SAID TURBINE AND COMPRESSOR ROTORS IN THE COURSE OF ROTATION WITH SAID ROTOR SHAFT.
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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) | 1965-12-31 | 1966-07-02 | 1967-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-31 | 1970-07-02 | 1971-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-31 | 1974-07-02 | 1975-01-01 | $7700.00 | Window Closed / Lapsed |