US3152845A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air bearing
Assignee: Commissariat à l'Énergie Atomique et Aux Énergies Alternatives
•
Filing: 1962-05-23
•
Granted: 1964-10-13
•
Expires: 1982-05-23
Abstract
No abstract record available.
Inventors
- 👤 Ertaud Andre
- 👤 Friberg Jean
- 👤 Maginot Pierre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:34
CPC Classifications
F; F16; F16C; F16C32/00; F16C32/06; F16C32/0681; F16C32/0692; F16C17/00; F16C17/04; F16C17/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
AN AIR BEARING COMPRISING A ROTATABLE PLATE FIXED TO THE ROTOR OF A ROTARY MACHINE AND SUPPORTED BY GAS JETS ISSUING THROUGH VENTS PROVIDED IN A SECOND PLATE CONNECTED TO THE FIXED HOUSING OF THE MACHINE, COMPRISING A FREELY ROTATABLE BALL, A SUPPORT FOR SAID BALL FIXED TO THE CENTER OF THE SECOND PLATE FOR PREVENTING TRANSLATORY MOVEMENT OF SAID BALL, A PLANE SURFACE MOUNTED ON THE HOUSING OF THE MACHINE AND IN CONTACT WITH THE BALL, A FLEXIBLE RING
Claim 2
Dependent Claim
80 words
AN AIR BEARING COMPRISING A ROTATABLE PLATE FIXED TO THE ROTOR OF A ROTARY MACHINE AND SUPPORTED BY GAS JETS ISSUING THROUGH VENTS PROVIDED IN A SECOND PLATE CONNECTED TO THE FIXED HOUSING OF THE MACHINE, COMPRISING A FREELY ROTATABLE BALL, A SUPPORT FOR SAID BALL FIXED TO THE CENTER OF THE SECOND PLATE FOR PREVENTING TRANSLATORY MOVEMENT OF SAID BALL, A PLANE SURFACE MOUNTED ON THE HOUSING OF THE MACHINE AND IN CONTACT WITH THE BALL, A FLEXIBLE RING
References Cited (Backward Citations)
US2597371A
Cited
US2937240A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-10-13 | 1968-04-13 | 1968-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-13 | 1972-04-13 | 1972-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-13 | 1976-04-13 | 1976-10-13 | $7700.00 | Window Closed / Lapsed |