US3110828A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dynamoelectric machine provided with gas lubricated bearings
Assignee: General Electric Co
•
Filing: 1961-06-27
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Granted: 1963-11-12
•
Expires: 1981-06-27
Abstract
No abstract record available.
Inventors
- 👤 Sternlicht Beno
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:15
CPC Classifications
H; H02; H02K; H02K7/00; H02K7/14; F; F16; F16C; F16C17/00; F16C17/02; F16C17/04; F16C17/045; F16C17/047; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C33/10; F16C33/1005; H02K5/00; H02K5/04; H02K5/16; H02K5/165; H02K7/08; H02K7/086; H02K7/088; F16C2380/00; F16C2380/26; F16C33/101; F16C33/1015
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
IN A DYNAMOELECTRIC MACHINE, THE COMBINATION OF A STATOR, A ROTOR INDUCTIVELY ASSOCIATED WITH SAID STATOR, SAID ROTOR SUBSTANTIALLY ENVELOPING SAID STATOR AND DEFINING A MAGNETIC GAP THEREBETWEEN, SAID STATOR INCLUDING BEARING MEANS, SAID ROTOR INCLUDING JOURNAL MEANS OPERATIVELY ASSOCIATED IN SAID MAGNETIC GAP WITH SAID BEARING MEANS, THRUST BEARING MEANS ADAPTED TO ENGAGE THE END OF SAID ROTOR AND HAVING GROOVES EXTENDING THROUGH THE INNER AND OUTER PERIPHERIES OF SAID THRUST BEARING MEANS, AND PASSAGE MEANS LOCATED ADJACENT SAID THRUST BEARING MEANS FOR SUPPLYING GASEOUS LUBRICANT FROM THE ATMOSPHERE TO THE BEARING MEANS BY MEANS OF HYDRODYNAMIC WEDGES OF GASEOUS LUBRICANT BEING GENERATED BETWEEN THE THRUST BEARING MEANS AND THE END OF THE ROTOR.
Claim 2
Dependent Claim
115 words
IN A DYNAMOELECTRIC MACHINE, THE COMBINATION OF A STATOR, A ROTOR INDUCTIVELY ASSOCIATED WITH SAID STATOR, SAID ROTOR SUBSTANTIALLY ENVELOPING SAID STATOR AND DEFINING A MAGNETIC GAP THEREBETWEEN, SAID STATOR INCLUDING BEARING MEANS, SAID ROTOR INCLUDING JOURNAL MEANS OPERATIVELY ASSOCIATED IN SAID MAGNETIC GAP WITH SAID BEARING MEANS, THRUST BEARING MEANS ADAPTED TO ENGAGE THE END OF SAID ROTOR AND HAVING GROOVES EXTENDING THROUGH THE INNER AND OUTER PERIPHERIES OF SAID THRUST BEARING MEANS, AND PASSAGE MEANS LOCATED ADJACENT SAID THRUST BEARING MEANS FOR SUPPLYING GASEOUS LUBRICANT FROM THE ATMOSPHERE TO THE BEARING MEANS BY MEANS OF HYDRODYNAMIC WEDGES OF GASEOUS LUBRICANT BEING GENERATED BETWEEN THE THRUST BEARING MEANS AND THE END OF THE ROTOR.
References Cited (Backward Citations)
US2362667A
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US2427947A
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US2495895A
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US3004180A
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US2854188A
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US2951634A
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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) | 1966-11-11 | 1967-05-13 | 1967-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-11 | 1971-05-13 | 1971-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-11 | 1975-05-13 | 1975-11-12 | $7700.00 | Window Closed / Lapsed |