US3256899A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotational-to-linear flow converter
Assignee: Bowles Engineering Corp
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Filing: 1962-11-26
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Granted: 1966-06-21
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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
2026-11-01 07:04
CPC Classifications
F; F15; F15C; F15C1/00; F15C1/14; F15C1/16; Y; Y10; Y10S; Y10S239/00; Y10S239/03; Y10T; Y10T137/00; Y10T137/206; Y10T137/2087; Y10T137/2093; Y10T137/2098
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
172 words
A FLUID VORTEX SYSTEM COMPRISING AT LEAST A PARTIAL, SUBSTANTIALLY CYLINDRICAL CHAMBER HAVING AT LEAST ONE END WALL AND GENERALLY CYLINDRICAL SIDEWALL, SAID CHAMBER RECEIVING AND CONFINING ROTATING FLUID THEREIN, SAID CHAMBER HAVING AN ORIFICE FORMED IN SAID END WALL CENTRALLY THEREIN, THE DIAMETER OF SAID CHAMBER BEING CONSIDERABLY GREATER THAN THE DIAMETER OF SAID ORIFICE, AN OPENING FORMED IN SAID SIDEWALL, PLURAL PASSAGES COMMUNICATING WITH SAID OPENING FORMED IN SAID SIDEWALL OF SAID CHAMBER OF RECEIVING FLUID THEREFROM, SAID PASSAGES HAVING THE ENTRANCE TO EACH SPACED FROM SAID OPENING SO THAT FLUID ISSUING FROM SAID OPENING DIFFUSES BEFORE ENTERING SAID PASSAGES, THE PATTERN OF FLOW DIFFUSIONL BEING A FUNCTION OF THE DIRECTION AND A RATE OF ROTATION OF THE FLUID IN SAID CHAMBER, SAID PASSAGES RECEIVING DIFFERENTIALLY VARYING PROPORTIONS OF FLUID AS DETERMINED BY THE PATTERN OF FLUID DIFFUSION, AND MEANS COMMUNICATION WITH SAID CHAMBER FOR SUPPLYING ROTATING FLUID THERETO, SAID MEANS POSITIONED SO THAT THE AXIS OF THE ROTATING FLUID IS SUBSTANTIAL ALIGNMENT WITH LTHE GEOMETRICAL CENTER OF SAID ORIFICE.
Claim 2
Dependent Claim
172 words
A FLUID VORTEX SYSTEM COMPRISING AT LEAST A PARTIAL, SUBSTANTIALLY CYLINDRICAL CHAMBER HAVING AT LEAST ONE END WALL AND GENERALLY CYLINDRICAL SIDEWALL, SAID CHAMBER RECEIVING AND CONFINING ROTATING FLUID THEREIN, SAID CHAMBER HAVING AN ORIFICE FORMED IN SAID END WALL CENTRALLY THEREIN, THE DIAMETER OF SAID CHAMBER BEING CONSIDERABLY GREATER THAN THE DIAMETER OF SAID ORIFICE, AN OPENING FORMED IN SAID SIDEWALL, PLURAL PASSAGES COMMUNICATING WITH SAID OPENING FORMED IN SAID SIDEWALL OF SAID CHAMBER OF RECEIVING FLUID THEREFROM, SAID PASSAGES HAVING THE ENTRANCE TO EACH SPACED FROM SAID OPENING SO THAT FLUID ISSUING FROM SAID OPENING DIFFUSES BEFORE ENTERING SAID PASSAGES, THE PATTERN OF FLOW DIFFUSIONL BEING A FUNCTION OF THE DIRECTION AND A RATE OF ROTATION OF THE FLUID IN SAID CHAMBER, SAID PASSAGES RECEIVING DIFFERENTIALLY VARYING PROPORTIONS OF FLUID AS DETERMINED BY THE PATTERN OF FLUID DIFFUSION, AND MEANS COMMUNICATION WITH SAID CHAMBER FOR SUPPLYING ROTATING FLUID THERETO, SAID MEANS POSITIONED SO THAT THE AXIS OF THE ROTATING FLUID IS SUBSTANTIAL ALIGNMENT WITH LTHE GEOMETRICAL CENTER OF SAID ORIFICE.
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) | 1969-06-20 | 1969-12-20 | 1970-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-20 | 1973-12-20 | 1974-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-20 | 1977-12-20 | 1978-06-21 | $7700.00 | Window Closed / Lapsed |