Patent US3254665A successfully refreshed from Google Patents.
US3254665A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable ball cock valve
Assignee: CHICAGO SPECIALTY Manufacturing Co
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Filing: 1963-04-01
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Granted: 1966-06-07
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Expires: 1983-04-01
Abstract
No abstract record available.
Inventors
- 👤 Bachli Herman
- 👤 Eugene B Shapiro
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:41
CPC Classifications
G; G05; G05D; G05D9/00; G05D9/02; E; E03; E03D; E03D1/00; E03D1/24; E03D1/26; E03D1/266; F; F16; F16K; F16K31/00; F16K31/12; F16K31/18; F16K31/34; Y; Y10; Y10T; Y10T137/00; Y10T137/7287; Y10T137/7358; Y10T137/7368; Y10T137/7371; Y10T137/7374; Y10T137/7423; Y10T137/7426; Y10T137/7433
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
CONTROL MEANS FOR A FLUSH TANK, COMPRISING A HOUSING HAVING WATER IN INLET MEANS, A DIAPHRAGM WITHIN SAID HOUSING DIVIDING SAME INTO UPPER AND LOWER CHAMBERS, AN OUTLET COMMUNICATING WITH SAID LOWER CHAMBER, SAID DIAPHRAGM HAVING AN OPENING COMMUNICATION THE SAID WATER INLET MEANS WITH THE RESPECT CHAMBER TO ALLOW THE WATER FROM THE WATER INLET MEANS INTO SAID UPPER CHAMBER WHILE SIAD DIAGPHRAGM BLOCKS THE FLOW FROM SAID INLET MEANS, IN OUTLEWT FROM SAID UPPER CHAMBER, A STATIONARY TUBULAR MEMBER CONNECTED TO SAID UPPER CHAMBER OUTLET AND EXTENDING UPWARDLY THEREOF TO RECEIVE THE WATER FROM SAID UPPER CHAMBER, VALVE MEANS ADJACENT THE UPPER END OF SAID STATIONARY TUBULAR MEMBER FOR CLOSING THE OUTLET AT THE UPPER END OF SAID STATIONARY TUBULAR MEMBER, A SECOND TUBULAR MEMBER SURROUNDING SAID STATIONARY TUBULAR MEMBER AND MOVABLE VERTICALLY WITH RESPECT THERETO, SAID SECOND TUBULAR MEMBER HAVING AN ADJUSTABLE MEMBER AT
Claim 2
Dependent Claim
147 words
CONTROL MEANS FOR A FLUSH TANK, COMPRISING A HOUSING HAVING WATER IN INLET MEANS, A DIAPHRAGM WITHIN SAID HOUSING DIVIDING SAME INTO UPPER AND LOWER CHAMBERS, AN OUTLET COMMUNICATING WITH SAID LOWER CHAMBER, SAID DIAPHRAGM HAVING AN OPENING COMMUNICATION THE SAID WATER INLET MEANS WITH THE RESPECT CHAMBER TO ALLOW THE WATER FROM THE WATER INLET MEANS INTO SAID UPPER CHAMBER WHILE SIAD DIAGPHRAGM BLOCKS THE FLOW FROM SAID INLET MEANS, IN OUTLEWT FROM SAID UPPER CHAMBER, A STATIONARY TUBULAR MEMBER CONNECTED TO SAID UPPER CHAMBER OUTLET AND EXTENDING UPWARDLY THEREOF TO RECEIVE THE WATER FROM SAID UPPER CHAMBER, VALVE MEANS ADJACENT THE UPPER END OF SAID STATIONARY TUBULAR MEMBER FOR CLOSING THE OUTLET AT THE UPPER END OF SAID STATIONARY TUBULAR MEMBER, A SECOND TUBULAR MEMBER SURROUNDING SAID STATIONARY TUBULAR MEMBER AND MOVABLE VERTICALLY WITH RESPECT THERETO, SAID SECOND TUBULAR MEMBER HAVING AN ADJUSTABLE MEMBER AT
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) | 1969-06-06 | 1969-12-06 | 1970-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-06 | 1973-12-06 | 1974-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-06 | 1977-12-06 | 1978-06-07 | $7700.00 | Window Closed / Lapsed |