US3140753A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Supporting device using a layer of fluid under pressure
Assignee: Bertin Technologies SAS
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Filing: 1959-11-17
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Granted: 1964-07-14
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Expires: 1979-11-17
Abstract
No abstract record available.
Inventors
- 👤 Bertin Jean Henri
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:08
CPC Classifications
B; B60; B60V; B60V3/00; B60V3/02; B60V3/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
A DEVICE FOR PROVIDING SUPPORT BETWEEN A FIRST MEMBER AND A SECOND MEMBER HAVING A CAVITY DEFINED BETWEEN THEM AND BEING DISPOSED IN RECIPROCAL RELATIONSHIP COMPRISING, IN COMBINATION, A NOZZLE PROVIDED ON SAID FIRST MEMBER OPPOSITE SAID SECOND MEMBER, A SOURCE OF FLUID UNDER PRESSURE CONNECTED TO FEED SAID NOZZLE AND TO CAUSE ISSUANCE OF A FLUID STREAM THEREFROM, SAID NOZZLE BEING FORMED TO DIRECT SAID STREAM AS A SHEET LIMITING SAID CAVITY, AND A CONDUIT FOR DISCHARGING FLUID INTO SAID CAVITY, SAID CONDUIT BEING CONNECTED TO BE FED FROM SAID SOURCE OF FLUID UNDER PRESSURE AND SAID CONDUIT INCLUDING FLOW-CONTROLLING MEANS, WHEREBY SAID FLUID IS INTRODUCED INTO SAID CAVITY FROM SAID CONDUIT AND CONFINED BY SAID SHEET, AND SAID MEMBERS ARE REPELLED RELTIVELY TO ONE ANOTHER.
Claim 2
Independent Claim
127 words
A DEVICE FOR PROVIDING SUPPORT BETWEEN A FIRST MEMBER AND A SECOND MEMBER HAVING A CAVITY DEFINED BETWEEN THEM AND BEING DISPOSED IN RECIPROCAL RELATIONSHIP COMPRISING, IN COMBINATION, A NOZZLE PROVIDED ON SAID FIRST MEMBER OPPOSITE SAID SECOND MEMBER, A SOURCE OF FLUID UNDER PRESSURE CONNECTED TO FEED SAID NOZZLE AND TO CAUSE ISSUANCE OF A FLUID STREAM THEREFROM, SAID NOZZLE BEING FORMED TO DIRECT SAID STREAM AS A SHEET LIMITING SAID CAVITY, AND A CONDUIT FOR DISCHARGING FLUID INTO SAID CAVITY, SAID CONDUIT BEING CONNECTED TO BE FED FROM SAID SOURCE OF FLUID UNDER PRESSURE AND SAID CONDUIT INCLUDING FLOW-CONTROLLING MEANS, WHEREBY SAID FLUID IS INTRODUCED INTO SAID CAVITY FROM SAID CONDUIT AND CONFINED BY SAID SHEET, AND SAID MEMBERS ARE REPELLED RELTIVELY TO ONE ANOTHER.
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) | 1967-07-14 | 1968-01-13 | 1968-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-14 | 1972-01-13 | 1972-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-14 | 1976-01-13 | 1976-07-14 | $7700.00 | Window Closed / Lapsed |