US3268079A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water skimmer
Assignee: Individual
•
Filing: 1962-12-19
•
Granted: 1966-08-23
•
Expires: 1982-12-19
Abstract
No abstract record available.
Inventors
- 👤 Jr Gilfred J Sharrow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:27
CPC Classifications
E; E04; E04H; E04H4/00; E04H4/12; E04H4/1209; E04H4/1272; E02; E02B; E02B15/00; E02B15/04; E02B15/10; E02B15/106
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
181 words
A WATER SKIMMER HAVING A BUOYANCY CONTROL VALVE ASSEMBLY FOR CONTROLLING THE FEED OF SURFACE WATER TO A FILTER, SAID WATER SKIMMER HAVING AN AXIALLY VERTICAL UNI-. TARY UPPER CYLINDRICAL HOUSING WITH AN OPEN TOP AND A LOWER CYLINDRICAL HOUSING WITH AN OPEN BOTTOM AND HAVING A BASKET MOUNTED WITHIN THE UPPER HOUSING, SAID VALVE ASSEMBLY BEING MOUNTED IN THE LOWER HOUSING AND COMPRISING A WEIGHTED COUNTERBALANCE, A FIXED FLAT MEMBER ABOVE SAID COUNTERBALANCE, SAID FIXED MEMBER CONNECTED TO THE INTERIOR PERIPHERY OF THE SKIMMER, A MOVABLE LID MEMBER, SAID MOVABLE LID MEMBER HAVING A ROD MEANS EXTENDING THEREFROM FOR PERMANENT CONNECTION WITH SAID COUNTERBALANCE, AN OPENING WITHIN SAID FIXED MEMBER FOR PERMITTING THE AFORESAID CONNECTING MEANS TO PASS THERETHROUGH, A LIP EXTENDING DOWNWARDLY FROM SAID LID FOR CONTACT WITH SAID FIXED MEMBER, OTHER OPENINGS IN SAID FIXED MEMBER WHEREBY WHEN SAID LIP IS NOT IN CONTACT WITH SAID FIXED MEMBER WATER WILL PASS THROUGH SAID OPENING AND BETWEEN SAID LIP AND SAID FIXED MEMBER FROM THE BASKET INTO AN OUTLET IN THE UPPER HOUSING WHICH IS CONNECTED TO THE FILTER.
Claim 2
Dependent Claim
181 words
A WATER SKIMMER HAVING A BUOYANCY CONTROL VALVE ASSEMBLY FOR CONTROLLING THE FEED OF SURFACE WATER TO A FILTER, SAID WATER SKIMMER HAVING AN AXIALLY VERTICAL UNI-. TARY UPPER CYLINDRICAL HOUSING WITH AN OPEN TOP AND A LOWER CYLINDRICAL HOUSING WITH AN OPEN BOTTOM AND HAVING A BASKET MOUNTED WITHIN THE UPPER HOUSING, SAID VALVE ASSEMBLY BEING MOUNTED IN THE LOWER HOUSING AND COMPRISING A WEIGHTED COUNTERBALANCE, A FIXED FLAT MEMBER ABOVE SAID COUNTERBALANCE, SAID FIXED MEMBER CONNECTED TO THE INTERIOR PERIPHERY OF THE SKIMMER, A MOVABLE LID MEMBER, SAID MOVABLE LID MEMBER HAVING A ROD MEANS EXTENDING THEREFROM FOR PERMANENT CONNECTION WITH SAID COUNTERBALANCE, AN OPENING WITHIN SAID FIXED MEMBER FOR PERMITTING THE AFORESAID CONNECTING MEANS TO PASS THERETHROUGH, A LIP EXTENDING DOWNWARDLY FROM SAID LID FOR CONTACT WITH SAID FIXED MEMBER, OTHER OPENINGS IN SAID FIXED MEMBER WHEREBY WHEN SAID LIP IS NOT IN CONTACT WITH SAID FIXED MEMBER WATER WILL PASS THROUGH SAID OPENING AND BETWEEN SAID LIP AND SAID FIXED MEMBER FROM THE BASKET INTO AN OUTLET IN THE UPPER HOUSING WHICH IS CONNECTED TO THE FILTER.
References Cited (Backward Citations)
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Cited
US2564023A
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US2809752A
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US3036712A
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US3067879A
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US3101092A
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US3078870A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-22 | 1970-02-21 | 1970-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-22 | 1974-02-21 | 1974-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-22 | 1978-02-21 | 1978-08-23 | $7700.00 | Window Closed / Lapsed |