US3290878A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power transmission system for a gas turbine engine
Assignee: Individual
•
Filing: 1964-12-07
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Granted: 1966-12-13
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Expires: 1984-12-07
Abstract
No abstract record available.
Inventors
- 👤 Axel C Wickman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 05:47
CPC Classifications
F; F16; F16H; F16H37/00; F02; F02C; F02C3/00; F02C3/04; F02C3/107; F02C3/113; F02C7/00; F02C7/36; F16H37/02; F16H37/06; F16H2700/00; F16H2700/02; F16H2702/00; F16H2702/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A POWER TRANSMISSION SYSTEM FOR A GAS TURBINE ENGINE INCLUDING; A COMPRESSOR, A FIRST TURBINE ROTOR CAPABLE OF DRIVING SAID COMPRESSOR AT ITS FULL CAPACITY, A POWER OUTPUT SHAFT, A SECOND TURBINE ROTOR CONNECTED TO DRIVE SAID POWER OUTPUT SHAFT, SAID POWER TRANSMISSION INCLUDING AN OVERDRIVE EPICYCLIC GEARING, A POWER INPUT MEMBER TO SAID OVERDRIVE EPICYCLIC GEARING, A POWER OUTPUT MEMBER FROM SAID OVERDRIVE EPICYCLIC GEARING, A REDUCTION GEARING CONNECTING SAID FIRST TURBINE ROTOR TO DRIVE SAID POWER INPUT MEMBER, A MULTIPLICATION GEARING CONNECTING SAID POWER OUTPUT MEMBER TO DRIVE SAID COMPRESSOR, A DRIVE SHAFT A REACTION MEMBER FOR SAID
Claim 2
Dependent Claim
100 words
A POWER TRANSMISSION SYSTEM FOR A GAS TURBINE ENGINE INCLUDING; A COMPRESSOR, A FIRST TURBINE ROTOR CAPABLE OF DRIVING SAID COMPRESSOR AT ITS FULL CAPACITY, A POWER OUTPUT SHAFT, A SECOND TURBINE ROTOR CONNECTED TO DRIVE SAID POWER OUTPUT SHAFT, SAID POWER TRANSMISSION INCLUDING AN OVERDRIVE EPICYCLIC GEARING, A POWER INPUT MEMBER TO SAID OVERDRIVE EPICYCLIC GEARING, A POWER OUTPUT MEMBER FROM SAID OVERDRIVE EPICYCLIC GEARING, A REDUCTION GEARING CONNECTING SAID FIRST TURBINE ROTOR TO DRIVE SAID POWER INPUT MEMBER, A MULTIPLICATION GEARING CONNECTING SAID POWER OUTPUT MEMBER TO DRIVE SAID COMPRESSOR, A DRIVE SHAFT A REACTION MEMBER FOR SAID
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-12 | 1970-06-13 | 1970-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-12 | 1974-06-13 | 1974-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-12 | 1978-06-13 | 1978-12-13 | $7700.00 | Window Closed / Lapsed |