Patent US3609967A successfully refreshed from Google Patents.
US3609967A
Expired / Lapsed
US
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Gas-turbine drive unit having an expansion turbine with adjustable guide blading
Assignee: Daimler Benz AG
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Filing: 1969-08-07
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Granted: 1971-10-05
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Expires: 1989-08-07
Abstract
Abstract A GAS TURBINE DRIVE UNIT FOR VEHICLES IN WHICH AN EXPANSION TURBINE WITH AN ADJUSTABLE GUIDE BLADING IS CONNECTED TO THE INPUT OF THE COMPRESSOR TO PERMIT PRACTICALLY INSTANTANEOUS POWER OUTPUT INCREASES OF THE DRIVE UNIT BY ADJUSTMENT OF THE GUIDE BLADING.
Inventors
- 👤 Emil Waldmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:43
CPC Classifications
F; F02; F02C; F02C6/00; F02C6/006
Claims Analysis
Total Claims: 0
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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) | 1974-10-04 | 1975-04-05 | 1975-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-10-04 | 1979-04-05 | 1979-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-10-04 | 1983-04-05 | 1983-10-05 | $7700.00 | Window Closed / Lapsed |