Patent US3270772A successfully refreshed from Google Patents.
US3270772A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ball valve unit
Assignee: Individual
•
Filing: 1965-08-23
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Granted: 1966-09-06
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Expires: 1985-08-23
Abstract
No abstract record available.
Inventors
- 👤 Jozef M Rakus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:53
CPC Classifications
F; F16; F16K; F16K5/00; F16K5/06; F16K5/0615; F16K27/00; F16K27/06; F16K27/067; Y; Y10; Y10T; Y10T137/00; Y10T137/4238; Y10T137/4358; Y10T137/8158; Y10T137/8225
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
153 words
A VALVE UNIT COMPRISING A HOUSING, SAID HOUSING BEING PROVIDED WITH AN EXTERIOR WALL AND A SPHERICAL CHAMBER DISPOSED BETWEEN AN INLET PORT AND AN OUTLET PORT, A SPHERICALLY SHAPED HOLLOW VALVE MEMBER ROTATABLY POSITIONED WITHIN THE SPHERICAL CHAMBER OF SAID HOUSING, A ROTATING MEANS ATTACHED TO SAID VALVE MEMBER AND EXTENDING THROUGH SAID HOUSING, A TUBULAR MEMBER EXTENDING DIAMETRICALLY THROUGH SAID HOLLOW VALVE MEMBER AND COMMUNICATING WITH THE INLET AND OUTLET PORTS WHEN SAID VALVE MEMBER IS ROTATED TO A FIRST POSITION AND BLOCKING THE INLET AND OUTLET PORTS WHEN SAID VALVE MEMBER IS ROTATED TO A SECOND POSITION, SAID TUBULAR MEMBER AND SAID HOLLOW VALVE MEMBER FORMING AN ANNULAR CHAMBER WITHIN THE INTERIOR OF SAID VALVE MEMBER, AND A VALVE POSITION INDICATING MEANS ATTACHED TO SAID HOUSING AND CONTACTING SAID TUBULAR MEMBER ESTABLISHING A MEANS TO DISPLAY THE RELATIVE DEGREE OF VALVE OPENING BETWEEN THE FIRST POSITION AND THE SECOND POSITION.
Claim 2
Dependent Claim
153 words
A VALVE UNIT COMPRISING A HOUSING, SAID HOUSING BEING PROVIDED WITH AN EXTERIOR WALL AND A SPHERICAL CHAMBER DISPOSED BETWEEN AN INLET PORT AND AN OUTLET PORT, A SPHERICALLY SHAPED HOLLOW VALVE MEMBER ROTATABLY POSITIONED WITHIN THE SPHERICAL CHAMBER OF SAID HOUSING, A ROTATING MEANS ATTACHED TO SAID VALVE MEMBER AND EXTENDING THROUGH SAID HOUSING, A TUBULAR MEMBER EXTENDING DIAMETRICALLY THROUGH SAID HOLLOW VALVE MEMBER AND COMMUNICATING WITH THE INLET AND OUTLET PORTS WHEN SAID VALVE MEMBER IS ROTATED TO A FIRST POSITION AND BLOCKING THE INLET AND OUTLET PORTS WHEN SAID VALVE MEMBER IS ROTATED TO A SECOND POSITION, SAID TUBULAR MEMBER AND SAID HOLLOW VALVE MEMBER FORMING AN ANNULAR CHAMBER WITHIN THE INTERIOR OF SAID VALVE MEMBER, AND A VALVE POSITION INDICATING MEANS ATTACHED TO SAID HOUSING AND CONTACTING SAID TUBULAR MEMBER ESTABLISHING A MEANS TO DISPLAY THE RELATIVE DEGREE OF VALVE OPENING BETWEEN THE FIRST POSITION AND THE SECOND POSITION.
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) | 1969-09-05 | 1970-03-07 | 1970-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-05 | 1974-03-07 | 1974-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-05 | 1978-03-07 | 1978-09-06 | $7700.00 | Window Closed / Lapsed |