US3084343A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compensating device for turbomachine bucket wheel
Assignee: General Electric Co
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Filing: 1961-11-15
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Granted: 1963-04-02
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Expires: 1981-11-15
Abstract
No abstract record available.
Inventors
- 👤 Rubio Abdon
- 👤 Jr Charles R Ernest
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 05:07
CPC Classifications
F; F01; F01D; F01D5/00; F01D5/30; F01D5/3023; F01D5/3046
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
146 words
IN A TURBINE ROTOR, THE COMBINATION OF A ROTOR WHEEL HAVING A RIM DEFINING CIRCUMFERENTIALLY EXTENDING DOVETAIL RIBS, A PLURALITY OF TURBINE BUCKETS DISPOSED ON SAID RIM EACH INCLUDING BASE PORTIONS DEFINING DOVETAIL GROOVES MATING WITH SAID DOVETAIL RIBS, SAID BASE PORTIONS DEFINING RADIAL FACES ON OPPOSITE CIRCUMFERENTIAL SIDES THEREOF WHICH ABOUT THOSE OF ADJACENT BASE PORTIONS AND WHICH ARE SUBJECT TO OXIDATION AND SCALE ACCUMULATION WHEN CYCLICALLY EXPOSED TO A MOTIVE FLUID, AND MEANS SEPARATING THE BASES OF TWO SPACED ADJACENT BUCKETS, SAID SEPARATING MEANS COMPRISING A FIRST MEMBER DEFINING A RECESS AND A SECOND MEMBER DISPOSED IN THE END OF SAID RECESS, SAID FIRST AND SECOND MEMBERS BEING DISPOSED BETWEEN SAID SPACED BUCKETS SO THAT A CIRCUMFERENTIAL CLOSING MOVEMENT THEREOF WILL EXTRUDE THE SECOND MEMBER INTO SAID RECESS AND PERMANENTLY SHORTEN THE CIRCUMFERENTIAL DIMENTION OF SAID SEPARATING MEANS UNDER A PREDETERMINED CIRCUMFERENTIAL COMPRESSIVE FORCE.
Claim 2
Dependent Claim
146 words
IN A TURBINE ROTOR, THE COMBINATION OF A ROTOR WHEEL HAVING A RIM DEFINING CIRCUMFERENTIALLY EXTENDING DOVETAIL RIBS, A PLURALITY OF TURBINE BUCKETS DISPOSED ON SAID RIM EACH INCLUDING BASE PORTIONS DEFINING DOVETAIL GROOVES MATING WITH SAID DOVETAIL RIBS, SAID BASE PORTIONS DEFINING RADIAL FACES ON OPPOSITE CIRCUMFERENTIAL SIDES THEREOF WHICH ABOUT THOSE OF ADJACENT BASE PORTIONS AND WHICH ARE SUBJECT TO OXIDATION AND SCALE ACCUMULATION WHEN CYCLICALLY EXPOSED TO A MOTIVE FLUID, AND MEANS SEPARATING THE BASES OF TWO SPACED ADJACENT BUCKETS, SAID SEPARATING MEANS COMPRISING A FIRST MEMBER DEFINING A RECESS AND A SECOND MEMBER DISPOSED IN THE END OF SAID RECESS, SAID FIRST AND SECOND MEMBERS BEING DISPOSED BETWEEN SAID SPACED BUCKETS SO THAT A CIRCUMFERENTIAL CLOSING MOVEMENT THEREOF WILL EXTRUDE THE SECOND MEMBER INTO SAID RECESS AND PERMANENTLY SHORTEN THE CIRCUMFERENTIAL DIMENTION OF SAID SEPARATING MEANS UNDER A PREDETERMINED CIRCUMFERENTIAL COMPRESSIVE FORCE.
References Cited (Backward Citations)
US894659A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-01 | 1966-10-01 | 1967-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-01 | 1970-10-01 | 1971-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-01 | 1974-10-01 | 1975-04-02 | $7700.00 | Window Closed / Lapsed |