US3203666A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bladed rotor construction
Assignee: General Electric Co
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Filing: 1962-11-23
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Granted: 1965-08-31
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Expires: 1982-11-23
Abstract
No abstract record available.
Inventors
- 👤 West Harrison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 06:55
CPC Classifications
F; F01; F01D; F01D5/00; F01D5/30; F01D5/3023; F01D5/303; F01D5/3038; F01D5/02; F01D5/06; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
A LIGHTWEIGHT AXIAL-FLOW BLADESD TURBOMACHING ROTOR COMPRISING: A PLURALITY OF ANNULAR SHEET-METAL ROTOR DRUM PIECES, EACH PIECE HAVING AN AXIALLY-EXTENDING PORTION FORMING PART OF THE DRUM SURFACE AND FLOW PATH BOUNDARY WALL THROUGH THE TURBOMACHINE AND AN INTEGRAL RADIALLY-EXTENDED PORTION, THE LATTER PORTION INCLUDING A LOAD TRANSITION SECTION ADJACENT THE DRUM SURFACE AND AN INNER WEB SECTION WHEREIN SAID DRUM PIECES ARE ATTACHED TO EACH OTHER AT THE INWARD EXTREMITIES OF THE WEB SECTIONS TO FORM A HOLLOW DISK;
Claim 2
Dependent Claim
79 words
A LIGHTWEIGHT AXIAL-FLOW BLADESD TURBOMACHING ROTOR COMPRISING: A PLURALITY OF ANNULAR SHEET-METAL ROTOR DRUM PIECES, EACH PIECE HAVING AN AXIALLY-EXTENDING PORTION FORMING PART OF THE DRUM SURFACE AND FLOW PATH BOUNDARY WALL THROUGH THE TURBOMACHINE AND AN INTEGRAL RADIALLY-EXTENDED PORTION, THE LATTER PORTION INCLUDING A LOAD TRANSITION SECTION ADJACENT THE DRUM SURFACE AND AN INNER WEB SECTION WHEREIN SAID DRUM PIECES ARE ATTACHED TO EACH OTHER AT THE INWARD EXTREMITIES OF THE WEB SECTIONS TO FORM A HOLLOW DISK;
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) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |