Patent US2772234A successfully refreshed from Google Patents.
Patent US3262677A successfully refreshed from Google Patents.
US3262677A
Expired / Lapsed
US
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Stator assembly
Assignee: General Electric Co
•
Filing: 1963-11-27
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Granted: 1966-07-26
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Expires: 1983-11-27
Abstract
No abstract record available.
Inventors
- 👤 Bobo Melvin
- 👤 Smuland Robert John
- 👤 Martin Jack Reid
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:19
CPC Classifications
F; F01; F01D; F01D9/00; F01D9/02; F01D9/04; F01D9/042; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
ANNULAR STATOR STRUCTURE FOR USE IN A FLUID FLOW MACHINE COMPRISING: AN OUTER ANNULAR SHROUD MEMBER, AN INNER CONCENTRIC SHROUD MEMBER WITHIN SAID OUTER SHROUD MEMBER, A PLURALITY OF RADIALLY EXTENDING VANES POSTIONED BETWEEN SAID SHROUD MEMBERS AND SECURED THERETO ADJACENT ONES OF SAID VANES DEFINING THEREBETWEEN FLOW PASSAGEWAYS OF VARYING CROSS SECTIONAL AREA, A SINGLE CIRCUMFERENTIALLY EXTENDING MOUNTING FLANGE PROJECTING RADIALLY OUTWARD FROM SAID OUTER SHROUD MEMBER, AND A SINGLE CIRCUMFERENTIALLY EXTENDING MOUNTING FLANGE PROJECTING RADIALLY INWARD FROM SAID INNER SHROUD MEMBER, AT LEAST ONE OF SAID SHROUD MEMBERS AND THE FLANGES ASSOCIATED THEREWITH COMPRISES OF AT LEAST TWO ARCUATE
Claim 2
Dependent Claim
101 words
ANNULAR STATOR STRUCTURE FOR USE IN A FLUID FLOW MACHINE COMPRISING: AN OUTER ANNULAR SHROUD MEMBER, AN INNER CONCENTRIC SHROUD MEMBER WITHIN SAID OUTER SHROUD MEMBER, A PLURALITY OF RADIALLY EXTENDING VANES POSTIONED BETWEEN SAID SHROUD MEMBERS AND SECURED THERETO ADJACENT ONES OF SAID VANES DEFINING THEREBETWEEN FLOW PASSAGEWAYS OF VARYING CROSS SECTIONAL AREA, A SINGLE CIRCUMFERENTIALLY EXTENDING MOUNTING FLANGE PROJECTING RADIALLY OUTWARD FROM SAID OUTER SHROUD MEMBER, AND A SINGLE CIRCUMFERENTIALLY EXTENDING MOUNTING FLANGE PROJECTING RADIALLY INWARD FROM SAID INNER SHROUD MEMBER, AT LEAST ONE OF SAID SHROUD MEMBERS AND THE FLANGES ASSOCIATED THEREWITH COMPRISES OF AT LEAST TWO ARCUATE
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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) | 1969-07-25 | 1970-01-24 | 1970-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-25 | 1974-01-24 | 1974-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-25 | 1978-01-24 | 1978-07-26 | $7700.00 | Window Closed / Lapsed |