US3112865A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blade platform structure
Assignee: General Electric Co
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Filing: 1961-10-03
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Granted: 1963-12-03
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Expires: 1981-10-03
Abstract
No abstract record available.
Inventors
- 👤 Jan M Gisslen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:50
CPC Classifications
F; F01; F01D; F01D5/00; F01D5/02; F01D5/022
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
IN A TURBO-MACHINE ROTOR HAVING A PLURALITY OF BLADES CIRCUMFERENTIALLY SPACED AROUND THE PERIPHERY OF SAID ROTOR, SEALING MEANS FOR SEALING THE SPACE BETWEEN ADJACENT BLADES COMPRISING A THIN-WALLED BOX MEMBER, MEANS FOR SUPPORTING SAID BOX MEMBER BETWEEN ADJACENT BLADES IN ABUTTING RELATIONSHIP TO EACH BLADE, SAID MEANS FOR SUPPORT INCLUDING SUPPORTING LUGS ATTACHED TO ONE BLADE AND A CONCAVE WALLED STRUCTURE ON THE SEALING MEANS ADJACENT EACH SAID LUG TO INTERFIT WITH SAID LUG AND SUPPORT THE SEALING MEANS IN THE SPACE BETWEEN ADJACENT BLADES.
Claim 2
Dependent Claim
86 words
IN A TURBO-MACHINE ROTOR HAVING A PLURALITY OF BLADES CIRCUMFERENTIALLY SPACED AROUND THE PERIPHERY OF SAID ROTOR, SEALING MEANS FOR SEALING THE SPACE BETWEEN ADJACENT BLADES COMPRISING A THIN-WALLED BOX MEMBER, MEANS FOR SUPPORTING SAID BOX MEMBER BETWEEN ADJACENT BLADES IN ABUTTING RELATIONSHIP TO EACH BLADE, SAID MEANS FOR SUPPORT INCLUDING SUPPORTING LUGS ATTACHED TO ONE BLADE AND A CONCAVE WALLED STRUCTURE ON THE SEALING MEANS ADJACENT EACH SAID LUG TO INTERFIT WITH SAID LUG AND SUPPORT THE SEALING MEANS IN THE SPACE BETWEEN ADJACENT BLADES.
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) | 1966-12-02 | 1967-06-03 | 1967-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-02 | 1971-06-03 | 1971-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-02 | 1975-06-03 | 1975-12-03 | $7700.00 | Window Closed / Lapsed |