US3148691A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid controlled device
Assignee: International Business Machines Corp
•
Filing: 1962-06-07
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Granted: 1964-09-15
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Expires: 1982-06-07
Abstract
No abstract record available.
Inventors
- 👤 Bernard J Greenblott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:39
CPC Classifications
F; F15; F15C; F15C1/00; F15C1/02; F15C1/04; Y; Y10; Y10T; Y10T137/00; Y10T137/206; Y10T137/212; Y10T137/2125; Y10T137/218; Y10T137/2202; Y10T137/2218
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
125 words
A FLUID CONTROLLED SWITCHING DEVICE COMPRISING MEANS PROVIDING AN INLET FOR ISSUING A FLUID STREAM, AND A PLURALITY OF OUTLET PASSAGES INTO WHICH THE STREAM IS SELECTIVELY DIVERTABLE, AT LEAST ONE OF SAID OUTLET PASSAGES HAVING A DIVERGENT OUTER WALL ADJACENT THE EXIT END OF THE INLET CONFIGURED TO PROVIDE A SEPARATION BUBBLE ADJACENT SUCH OUTER WALL WHEN THE STREAM IS DIRECTED INTO SUCH PASSAGE, A MEMBER COMPRISING FLEXIBLE MEANS ASSOCIATED WITH THE OUTER WALL OF SAID ONE PASSAGE TO PROVIDE A FLEXIBLE SURFACE SEALINGLY ISOLATED FROM SAID ONE PASSAGE, AND MEANS FOR DIRECTING PRESSURE FLUID AGAINST SAID SURFACE TO MOVE SAID FLEXIBLE MEANS TO ENLARGE SAID SEPARATION BUBBLE AND THEREBY EFFECT DIVERSION OF THE STREAM FROM SAID ONE PASSAGE INTO ANOTHER OF THE PASSAGES.
References Cited (Backward Citations)
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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) | 1967-09-15 | 1968-03-16 | 1968-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-15 | 1972-03-16 | 1972-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-15 | 1976-03-16 | 1976-09-15 | $7700.00 | Window Closed / Lapsed |