Patent US3240219A successfully refreshed from Google Patents.
US3240219A
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Fluid logic components
Assignee: Bowles Engineering Corp
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Filing: 1962-11-26
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Granted: 1966-03-15
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Expires: 1982-11-26
Abstract
No abstract record available.
Inventors
- 👤 Edwin M Dexter
- 👤 Jones Donnie Roland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:40
CPC Classifications
F; F15; F15C; F15C1/00; F15C1/08; F15C1/10; Y; Y10; Y10T; Y10T137/00; Y10T137/206; Y10T137/2229; Y10T137/2256; Y10T137/2267
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
168 words
A FLUID LOGIC ELEMENT COMPRISING A FLUID INTERACTION CHAMBER FOR CONFINING FLUID FLOW THEREIN TO PLANAR FLOW, A NOZZLE FOR ISSUING A WELL-DIFINED STREAM INTO ONE END OF SAID CHAMBER, AT LEAST A PAIR OF OUTPUT PASSAGES HAVING THE ENTRANCES THEREOF LOCATED DOWNSTREAM OF SAID NOZZLE FOR RECEIVING THE STREAM THEREFROM, SAID ENTRANCES DEFINING THE OTHER END OF SAID CHAMBER, MEANS FOR DIRECTING THE STREAM INTO ONE OF SAID PASSAGES, MEANS RESPONSIVE TO AN INPUT SIGNAL FOR DEFLECTING THE STREAM FROM SAID ONE PASSAGE INTO THE OTHER OF SAID PASSAGES, SAID CHAMBER INCLUDING MEANS PROXIMATE SAID ENTRANCE TO SAID OTHER PASSAGE FOR SCOOPING OFF A PORTION OF THE STREAM AND FOR FEEDING BACK SAID PORTION INTO INTERACTION WITH ONE SIDE OF THE STREAM, SAID PORTION OF SAID STREAM BEING INSUFFICIENT TO DEFLECT THE STREAM AWAY FROM SAID OTHER PASSAGE WHEN THE INPUT SIGNAL IS APPLIED TO SAID MEANS FOR DEFLECTING AND BEING SUFFICIENT TO DEFLECT THE STREAM TO SAID ONE PASSAGE IN THE ABSENCE OF THE INPUT SIGNAL.
Claim 2
Dependent Claim
168 words
A FLUID LOGIC ELEMENT COMPRISING A FLUID INTERACTION CHAMBER FOR CONFINING FLUID FLOW THEREIN TO PLANAR FLOW, A NOZZLE FOR ISSUING A WELL-DIFINED STREAM INTO ONE END OF SAID CHAMBER, AT LEAST A PAIR OF OUTPUT PASSAGES HAVING THE ENTRANCES THEREOF LOCATED DOWNSTREAM OF SAID NOZZLE FOR RECEIVING THE STREAM THEREFROM, SAID ENTRANCES DEFINING THE OTHER END OF SAID CHAMBER, MEANS FOR DIRECTING THE STREAM INTO ONE OF SAID PASSAGES, MEANS RESPONSIVE TO AN INPUT SIGNAL FOR DEFLECTING THE STREAM FROM SAID ONE PASSAGE INTO THE OTHER OF SAID PASSAGES, SAID CHAMBER INCLUDING MEANS PROXIMATE SAID ENTRANCE TO SAID OTHER PASSAGE FOR SCOOPING OFF A PORTION OF THE STREAM AND FOR FEEDING BACK SAID PORTION INTO INTERACTION WITH ONE SIDE OF THE STREAM, SAID PORTION OF SAID STREAM BEING INSUFFICIENT TO DEFLECT THE STREAM AWAY FROM SAID OTHER PASSAGE WHEN THE INPUT SIGNAL IS APPLIED TO SAID MEANS FOR DEFLECTING AND BEING SUFFICIENT TO DEFLECT THE STREAM TO SAID ONE PASSAGE IN THE ABSENCE OF THE INPUT SIGNAL.
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) | 1969-03-14 | 1969-09-13 | 1970-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-14 | 1973-09-13 | 1974-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-14 | 1977-09-13 | 1978-03-15 | $7700.00 | Window Closed / Lapsed |