US3588277A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bladed rotors
Assignee: General Electric Co
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Filing: 1966-05-16
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Granted: 1971-06-28
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Expires: 1986-05-16
Abstract
Abstract A ROTOR COMPRISING TWO AXIALLY SPACED DISCS, A PLURALITY OF RADIALLY EXTENDING VANES BETWEEN THE DISCS WHICH JOIN THE DISCS TOGETHER, PREFERABLY THE VANES EXTEND BEYOND THE DISC AS LUGS WHICH DEFINE GUIDEWAYS FOR RECEIVING BLADES, WHEREBY THE RADIAL FORCE OF THE ROTATING BLADES IS TRANSMITTED IN TENSION TO THE VANES AND THEN AS A SHEAR LOADING INTO THE DISCS OVER A RELATIVELY LARGE AREA. IT IS ALSO PREFERABLE THAT ONE OF THE DISCS BE ANNULAR SO THAT COOLING AIR CAN ENTER AT THE INNER PERIPHERY AND BE IMPELLED THROUGH THE PASSAGEWAYS DEFINED BY THE VANES AND THEN ENTER THE BLADES THROUGH HOLES IN THE BASES OF THE TANGS.
Inventors
- 👤 Werner E Howald
- 👤 Jack D Wright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 01:45
CPC Classifications
F; F01; F01D; F01D5/00; F01D5/02; F01D5/021; F01D5/08; F01D5/085; F01D5/087; F01D5/30; F01D5/3007; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |