Patent US3333599A successfully refreshed from Google Patents.
US3333599A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Straight-through flow regulating valve
Assignee: ART CO SOC
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Filing: 1965-06-08
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Granted: 1967-08-01
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Expires: 1985-06-08
Abstract
No abstract record available.
Inventors
- 👤 Stephen C Baker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 11:54
CPC Classifications
G; G05; G05D; G05D7/00; G05D7/01; G05D7/0126; G05D7/0133; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7781; Y10T137/7784; Y10T137/7787; Y10T137/7788
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
A FLOW REGULATING VALVE COMPRISING: A HOUSING MEANS HAVING AN INLET AND AN OUTLET; SLEEVE MEANS IN SAID HOUSING, INCLUDING AN UPSTREAM END OPENING INTO SAID INLET, A CLOSED END CONFRONTING SAID OUTLET, AND A TUBULAR WALL BETWEEN SAID ENDS SPACED RADIALLY FROM SAID HOUSING TO DEFINE A FIRST FLOW PASSAGEWAY AND HAVING GENERALLY RADIAL PORTS COMMUNICATING THE INTERIOR OF SAID SLEEVE MEANS WITH SAID PASSAGEWAY; AND PRESSURE COMPENSATING MEANS IN SAID SLEEVE MEANS, INCLUDING A AIR OF COAXIAL TUBULAR ELEMENTS ARRANGED FOR RELATIVE SLIDABLE MOVEMENT AND INCLUDING A VALVE ELEMENT SELECTIVELY OPENING THE DOWNSTREAM END OF ONE OF SAID TUBULAR ELEMENTS TO PASS INLET FLUID INTO CONTACT WITH THE DOWNSTREAM END OF THE OTHER OF SAID TUBULAR ELEMENTS, ONE OF SAID TUBULAR ELEMENTS HAVING VALVE SURFACE MEANS DISPOSED TO COOPERATE WITH SAID PORTS IN REGULATING THE FLOW BETWEEN SAID INLET AND SAID OUTLET.
Claim 2
Dependent Claim
144 words
A FLOW REGULATING VALVE COMPRISING: A HOUSING MEANS HAVING AN INLET AND AN OUTLET; SLEEVE MEANS IN SAID HOUSING, INCLUDING AN UPSTREAM END OPENING INTO SAID INLET, A CLOSED END CONFRONTING SAID OUTLET, AND A TUBULAR WALL BETWEEN SAID ENDS SPACED RADIALLY FROM SAID HOUSING TO DEFINE A FIRST FLOW PASSAGEWAY AND HAVING GENERALLY RADIAL PORTS COMMUNICATING THE INTERIOR OF SAID SLEEVE MEANS WITH SAID PASSAGEWAY; AND PRESSURE COMPENSATING MEANS IN SAID SLEEVE MEANS, INCLUDING A AIR OF COAXIAL TUBULAR ELEMENTS ARRANGED FOR RELATIVE SLIDABLE MOVEMENT AND INCLUDING A VALVE ELEMENT SELECTIVELY OPENING THE DOWNSTREAM END OF ONE OF SAID TUBULAR ELEMENTS TO PASS INLET FLUID INTO CONTACT WITH THE DOWNSTREAM END OF THE OTHER OF SAID TUBULAR ELEMENTS, ONE OF SAID TUBULAR ELEMENTS HAVING VALVE SURFACE MEANS DISPOSED TO COOPERATE WITH SAID PORTS IN REGULATING THE FLOW BETWEEN SAID INLET AND SAID OUTLET.
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) | 1970-07-31 | 1971-01-30 | 1971-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-31 | 1975-01-30 | 1975-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-31 | 1979-01-30 | 1979-08-01 | $7700.00 | Window Closed / Lapsed |