Patent US3365173A successfully refreshed from Google Patents.
US3365173A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stator structure
Assignee: General Electric Co
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Filing: 1966-12-16
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Granted: 1968-01-23
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Expires: 1986-12-16
Abstract
No abstract record available.
Inventors
- 👤 Henry E Lynch
- 👤 Joseph S Alford
- 👤 Campbell William Bowles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 00:50
CPC Classifications
F; F01; F01D; F01D9/00; F01D9/02; F01D9/04; F01D9/042
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
TURBOMACHINERY STATOR STRUCTURE COMPRISING: A CASING FOR THE FLOW OF FLUID THERETHROUGH, A PLURALITY OF AXIALLY SPACED-APART AND PERIPHERALLY DIRECTED RINGS EXTENDING INWARDLY OF SAID CASING, SAID PLURALITY OF RINGS INCLUDING A FIRST RING HAVING A CIRCUMFERENTIALLY EXTENDING AFT DIRECTED SLOT THEREIN AND A SECOND RING HAVING BOTH A CIRCUMFERENTIALLY EXTENDING AFT DIRECTED SLOT THEREIN AND A CIRCUMFERENTIALLY EXTENDING RADIALLY DIRECTED SLOT THEREIN FORWARD OF THE AFT DIRECTED SLOT, SAID SECOND RING BEING LOCATED AFT OF SAID FIRST RING, AN ANNULAR STATOR VANE ASSEMBLY DISPOSED WITHIN SAID CASING BETWEEN SAID FIRST AND SECOND RINGS, SAID STATOR VANE ASSEMBLY INCLUDING A PLURALITY OF ABUTTING STATOR VANE SEGMENTS EACH COMPRISING RADIALLY DISPOSED AIRFOIL STRUCTURE AND AN ARCUATE OUTER PLATFORM SECURED THERETO,
Claim 2
Dependent Claim
119 words
TURBOMACHINERY STATOR STRUCTURE COMPRISING: A CASING FOR THE FLOW OF FLUID THERETHROUGH, A PLURALITY OF AXIALLY SPACED-APART AND PERIPHERALLY DIRECTED RINGS EXTENDING INWARDLY OF SAID CASING, SAID PLURALITY OF RINGS INCLUDING A FIRST RING HAVING A CIRCUMFERENTIALLY EXTENDING AFT DIRECTED SLOT THEREIN AND A SECOND RING HAVING BOTH A CIRCUMFERENTIALLY EXTENDING AFT DIRECTED SLOT THEREIN AND A CIRCUMFERENTIALLY EXTENDING RADIALLY DIRECTED SLOT THEREIN FORWARD OF THE AFT DIRECTED SLOT, SAID SECOND RING BEING LOCATED AFT OF SAID FIRST RING, AN ANNULAR STATOR VANE ASSEMBLY DISPOSED WITHIN SAID CASING BETWEEN SAID FIRST AND SECOND RINGS, SAID STATOR VANE ASSEMBLY INCLUDING A PLURALITY OF ABUTTING STATOR VANE SEGMENTS EACH COMPRISING RADIALLY DISPOSED AIRFOIL STRUCTURE AND AN ARCUATE OUTER PLATFORM SECURED THERETO,
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) | 1971-01-22 | 1971-07-24 | 1972-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-22 | 1975-07-24 | 1976-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-22 | 1979-07-24 | 1980-01-23 | $7700.00 | Window Closed / Lapsed |