US3237211A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-attaching dual flush valve assembly
Assignee: Individual
•
Filing: 1963-01-28
•
Granted: 1966-03-01
•
Expires: 1983-01-28
Abstract
No abstract record available.
Inventors
- 👤 Marion F Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:39
CPC Classifications
E; E03; E03D; E03D1/00; E03D1/02; E03D1/14; E03D1/142; E03D1/145
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
IN A FLUSH TANK HAVING AN OUTLET, A TANK FLOAT VALVE AND CONTROL MEANS FOR OPERATING SAID FLOAT VALVE, A DUAL FLUSHING VALVE ASSEMBLY INCLUDING CONDUIT MEANS CONNECTING SAID OUTLET PIPE WITH AT LEAST TWO VALVE PORTS SITUATED AT DIFFERENT LEVELS WITHIN SAID TANK, THE LOWEST OF SAID OUTLETS DEFINING A VALVE SEAT FOR SEATING SAID TANK FLOAT VALVE, A FLOAT VALVE FOR CLOSING THE UPPER PORT OF SAID CONDUIT MEANS; A DOWNWARDLY EXTENDING STEM ATTACHED TO SAID FLOAT VALVE; STEM GUIDE ON SAID CONDUIT MEANS FOR GUIDING SAID STEM; CONNECTING MEANS CONNECTING SAID TANK FLOAT VALVE AND SAID FLOAT VALVE TO SAID CONTROL MEANS FOR SELECTIVELY OPENING AND CLOSING SAID VALVES; AND ATTACHING MEANS FOR ATTACHING SAID CONDUIT MEANS TO SAID OUTLET COMPRISING EXPANDING MEANS MOUNTED UPON SAID CONDUIT MEANS FOR FRICTIONALLY GRIPPING THE INTERIOR SURFACE OF SAID OUTLET.
Claim 2
Dependent Claim
140 words
IN A FLUSH TANK HAVING AN OUTLET, A TANK FLOAT VALVE AND CONTROL MEANS FOR OPERATING SAID FLOAT VALVE, A DUAL FLUSHING VALVE ASSEMBLY INCLUDING CONDUIT MEANS CONNECTING SAID OUTLET PIPE WITH AT LEAST TWO VALVE PORTS SITUATED AT DIFFERENT LEVELS WITHIN SAID TANK, THE LOWEST OF SAID OUTLETS DEFINING A VALVE SEAT FOR SEATING SAID TANK FLOAT VALVE, A FLOAT VALVE FOR CLOSING THE UPPER PORT OF SAID CONDUIT MEANS; A DOWNWARDLY EXTENDING STEM ATTACHED TO SAID FLOAT VALVE; STEM GUIDE ON SAID CONDUIT MEANS FOR GUIDING SAID STEM; CONNECTING MEANS CONNECTING SAID TANK FLOAT VALVE AND SAID FLOAT VALVE TO SAID CONTROL MEANS FOR SELECTIVELY OPENING AND CLOSING SAID VALVES; AND ATTACHING MEANS FOR ATTACHING SAID CONDUIT MEANS TO SAID OUTLET COMPRISING EXPANDING MEANS MOUNTED UPON SAID CONDUIT MEANS FOR FRICTIONALLY GRIPPING THE INTERIOR SURFACE OF SAID OUTLET.
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) | 1969-02-28 | 1969-08-30 | 1970-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-28 | 1973-08-30 | 1974-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-28 | 1977-08-30 | 1978-03-01 | $7700.00 | Window Closed / Lapsed |