US3143381A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid thrust bearing
Assignee: Commissariat à l'Énergie Atomique et Aux Énergies Alternatives
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Filing: 1961-06-02
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Granted: 1964-08-04
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Expires: 1981-06-02
Abstract
No abstract record available.
Inventors
- 👤 Vurpillot Michel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:41
CPC Classifications
F; F16; F16C; F16C32/00; F16C32/06; F16C32/0662; F16C32/0681; F16C32/0692
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A FLUID THRUST BEARING FOR A REVOLVING SHAFT COMPRISING: A FIXED HOUSING HAVING A WALL THEREOF FORMING A FIXED THRUST MEMBER OF SAID BEARING; A SHAFT MOUNTED FOR AXIAL AND ROTARY MOVEMENT IN SAID HOUSING; A PISTON FORMING A MOVABLE THRUST MEMBER OF SAID BEARING FIXEDLY SECURED TO SAID SHAFT FOR MOVEMENT THEREWITH, SAID PISTON HAVING ONE END WALL THEREOF FACING SAID WALL OF SAID HOUSING AND FORMING THEREWITH THE FLUID PRESSURE CHAMBER OF SAID FLUID THRUST BEARING; MEANS FOR CONDUCTING FLUID UNDER PRESSURE
Claim 2
Dependent Claim
84 words
A FLUID THRUST BEARING FOR A REVOLVING SHAFT COMPRISING: A FIXED HOUSING HAVING A WALL THEREOF FORMING A FIXED THRUST MEMBER OF SAID BEARING; A SHAFT MOUNTED FOR AXIAL AND ROTARY MOVEMENT IN SAID HOUSING; A PISTON FORMING A MOVABLE THRUST MEMBER OF SAID BEARING FIXEDLY SECURED TO SAID SHAFT FOR MOVEMENT THEREWITH, SAID PISTON HAVING ONE END WALL THEREOF FACING SAID WALL OF SAID HOUSING AND FORMING THEREWITH THE FLUID PRESSURE CHAMBER OF SAID FLUID THRUST BEARING; MEANS FOR CONDUCTING FLUID UNDER PRESSURE
References Cited (Backward Citations)
US115365A
Cited
US1520356A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-04 | 1968-02-03 | 1968-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-04 | 1972-02-03 | 1972-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-04 | 1976-02-03 | 1976-08-04 | $7700.00 | Window Closed / Lapsed |