US3115159A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Torus valve
Assignee: Individual
•
Filing: 1960-07-28
•
Granted: 1963-12-24
•
Expires: 1980-07-28
Abstract
No abstract record available.
Inventors
- 👤 Yasui Roku
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:39
CPC Classifications
F; F16; F16K; F16K13/00; F16K1/00; F16K11/00; F16K11/10; F16K11/20; F16K3/00; F16K3/22; F16K3/24; F16K3/246; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86509; Y10T137/86815; Y10T137/87571; Y10T137/87676; Y10T137/87684
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
IN COMBINATION WITH A TUBULAR FLOW PIPE HAVING A VALVE SEAT THEREIN, A VALVE FOR REGULATING THE FLOW OF FLUID THROUGH SAID PIPE, COMPRISING A SOLID TORUS-SHAPED CYLINDRICAL PLUG MOVABLE IN AN ARCUATE PATH TOWARD SAID VALVE SEAT AND TANGENTIALLY INTERSECTING SAID FLUID FLOW PIPE, SAID PLUG BEING OF SUBSTANTIALLY THE SAME DIAMETER AS THE FLOW PIPE AND HAVING THE SAME DIAMETER THROUGHOUT ITS LENGTH, A VALVE CASING MOUNTED ON SAID FLOW PIPE AND GUIDING SAID PLUG IN ITS ARCUATE PATH OF MOVEMENT TOWARD SAID VALVE SEAT, AND MEANS ASSOCIATED WITH SAID VALVE CASING FOR MOVING SAID PLUG TOWARD AND AWAY FROM ITS VALVE SEAT WHEREBY THE FULL CROSS-SECTIONAL DIAMETER OF THE PLUG IS UTILIZED TO REGULATE THE FLOW OF FLUID THROUGH SAID PIPE.
Claim 2
Dependent Claim
124 words
IN COMBINATION WITH A TUBULAR FLOW PIPE HAVING A VALVE SEAT THEREIN, A VALVE FOR REGULATING THE FLOW OF FLUID THROUGH SAID PIPE, COMPRISING A SOLID TORUS-SHAPED CYLINDRICAL PLUG MOVABLE IN AN ARCUATE PATH TOWARD SAID VALVE SEAT AND TANGENTIALLY INTERSECTING SAID FLUID FLOW PIPE, SAID PLUG BEING OF SUBSTANTIALLY THE SAME DIAMETER AS THE FLOW PIPE AND HAVING THE SAME DIAMETER THROUGHOUT ITS LENGTH, A VALVE CASING MOUNTED ON SAID FLOW PIPE AND GUIDING SAID PLUG IN ITS ARCUATE PATH OF MOVEMENT TOWARD SAID VALVE SEAT, AND MEANS ASSOCIATED WITH SAID VALVE CASING FOR MOVING SAID PLUG TOWARD AND AWAY FROM ITS VALVE SEAT WHEREBY THE FULL CROSS-SECTIONAL DIAMETER OF THE PLUG IS UTILIZED TO REGULATE THE FLOW OF FLUID THROUGH SAID PIPE.
References Cited (Backward Citations)
US1367864A
Cited
US871320A
Cited
US895668A
Cited
US2188216A
Cited
FR969291A
Cited
DE858177C
Cited
US2915087A
Cited
US2953165A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-23 | 1967-06-24 | 1967-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-23 | 1971-06-24 | 1971-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-23 | 1975-06-24 | 1975-12-24 | $7700.00 | Window Closed / Lapsed |