Patent US3325828A successfully refreshed from Google Patents.
US3325828A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flow-adjusting tilting flush valve
Assignee: Universal Rundle Corp
•
Filing: 1965-05-03
•
Granted: 1967-06-20
•
Expires: 1985-05-03
Abstract
No abstract record available.
Inventors
- 👤 Fred C Alexander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 17:23
CPC Classifications
E; E03; E03D; E03D1/00; E03D1/30; E03D1/308
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
IN COMBINATION, A VALVE ASSEMBLY FOR A TANK COMPRISING (A) AN OVERFLOW TUBE HAVING VALVE-CLOSING MEANS ADJACENT THE BOTTOM THEREOF, (B) A WATER RESERVOIR AND A WEIGHT MEANS DISPOSED ON OPPOSITE SIDES OF SAID TUBE AND ADJACENT THE LOWER PORTION THEREOF, SAID RESERVOIR HAVING A RELATIVELY LARGE OPENING AT THE TOP THEREOF AND DISCHARGE MEANS ADJACENT THE LOWER PORTION THEREOF, (C) A TANK DISCHARGE SPUD HAVING A VALVE SEAT ADJACENT THE TOP THEREOF, (D) MEANS PIVOTALLY MOUNTING SAID ASSEMBLY ON THE SPUD TO PERMIT TILTING OF SAID ASSEMBLY ABOUT A HORIZONTAL AXIS BETWEEN A CLOSED POSITION TOWARD SAID WEIGHT MEANS, WHEREIN SAID VALVE-CLOSING MEANS IS SEATED ON SAID VALVE SEAT, AND AN OPEN FLUSHING POSITION TOWARD SAID RESERVOIR WHEREIN SAID VALVE-CLOSING MEANS IS SPACED FROM THE VALVE SEAT, AND
Claim 2
Dependent Claim
129 words
IN COMBINATION, A VALVE ASSEMBLY FOR A TANK COMPRISING (A) AN OVERFLOW TUBE HAVING VALVE-CLOSING MEANS ADJACENT THE BOTTOM THEREOF, (B) A WATER RESERVOIR AND A WEIGHT MEANS DISPOSED ON OPPOSITE SIDES OF SAID TUBE AND ADJACENT THE LOWER PORTION THEREOF, SAID RESERVOIR HAVING A RELATIVELY LARGE OPENING AT THE TOP THEREOF AND DISCHARGE MEANS ADJACENT THE LOWER PORTION THEREOF, (C) A TANK DISCHARGE SPUD HAVING A VALVE SEAT ADJACENT THE TOP THEREOF, (D) MEANS PIVOTALLY MOUNTING SAID ASSEMBLY ON THE SPUD TO PERMIT TILTING OF SAID ASSEMBLY ABOUT A HORIZONTAL AXIS BETWEEN A CLOSED POSITION TOWARD SAID WEIGHT MEANS, WHEREIN SAID VALVE-CLOSING MEANS IS SEATED ON SAID VALVE SEAT, AND AN OPEN FLUSHING POSITION TOWARD SAID RESERVOIR WHEREIN SAID VALVE-CLOSING MEANS IS SPACED FROM THE VALVE SEAT, AND
References Cited (Backward Citations)
US622418A
Cited
US1641652A
Cited
US2528556A
Cited
US2615174A
Cited
US2773268A
Cited
US3003156A
Cited
US3142846A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-06-19 | 1970-12-19 | 1971-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-19 | 1974-12-19 | 1975-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-19 | 1978-12-19 | 1979-06-20 | $7700.00 | Window Closed / Lapsed |