US3272225A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for watering plants
Assignee: Macpennys Mist Propagation Ltd
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Filing: 1964-02-26
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Granted: 1966-09-13
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Expires: 1984-02-26
Abstract
No abstract record available.
Inventors
- 👤 Ronald C Frampton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:42
CPC Classifications
E; E03; E03B; E03B7/00; E03B7/07; E03B7/08; A; A01; A01G; A01G27/00; A01G27/001; Y; Y10; Y10T; Y10T137/00; Y10T137/2713; Y10T137/2774; Y10T137/7287; Y10T137/7339; Y10T137/7355; Y10T137/8593; Y10T137/86389; Y10T137/86405; Y10T137/86413
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
190 words
APPARATUS, FOR THE PERIODIC WATERING OF PLANTS OR FOR PERIODIC IRRAGATION, COMPRISING A SYPHON TANK; A FEED DEVICE, ARRANGED TO BE CONNECTED TO A WATER SUPPLY AND TO DISCHARGE INTO SAID SYPHON TANK, FOR CONTROLING THE RATE OF FLOW OF WATER FROM SAID SUPPLY TO SAID SYPHON TANK; A SYPHON TUBE POSITIONED WITHIN THE SYPHON TANK AND SO ARRANGED THEREIN AS TO EMPTY WATER FROM SAID SYPHON TANK, WHEN A PREDETERMINED DEPTH OF WATER DICHARGED THEREIN; A BALANCE TANK ARRANGED BENEATH THE DISCHARGE END OF SAID SYPHON TUBE TO RECEIVE THE WATER DISCHARGE THEREFROM, SAID BALANCE TANK HAVING AN OUTLET PERMITTING RESTRICTED FLOW THEREFROM; A BALANCE ARM ON WHICH SAID BALANCE TANK IS MOUNTED AND A VALVE FOR CONTROLLING THE FLOW OF WATER FROM A WATER SUPPLY TO AT LEAST ONE WATERING MEANS, SAID VALVE BEING HELD CLOSED BY SAID BALANCE ARM, WHEN SAID BALANCE TANK CONTAINS LESS THAN A DATUM QUANTITY OF WATER, AND BEING PERMITTED TO OPEN BY PIVOTAL MOVEMENT OF SAID BALANCE ARM, BY THE ADDITIONAL WEIGHT OF WATER IN SAID BALANCE TANK, WHEN THE LATTER HAS RE CEIVED A DISCHARGE OF WATER FROM SAID SYPHON TUBE.
Claim 2
Dependent Claim
190 words
APPARATUS, FOR THE PERIODIC WATERING OF PLANTS OR FOR PERIODIC IRRAGATION, COMPRISING A SYPHON TANK; A FEED DEVICE, ARRANGED TO BE CONNECTED TO A WATER SUPPLY AND TO DISCHARGE INTO SAID SYPHON TANK, FOR CONTROLING THE RATE OF FLOW OF WATER FROM SAID SUPPLY TO SAID SYPHON TANK; A SYPHON TUBE POSITIONED WITHIN THE SYPHON TANK AND SO ARRANGED THEREIN AS TO EMPTY WATER FROM SAID SYPHON TANK, WHEN A PREDETERMINED DEPTH OF WATER DICHARGED THEREIN; A BALANCE TANK ARRANGED BENEATH THE DISCHARGE END OF SAID SYPHON TUBE TO RECEIVE THE WATER DISCHARGE THEREFROM, SAID BALANCE TANK HAVING AN OUTLET PERMITTING RESTRICTED FLOW THEREFROM; A BALANCE ARM ON WHICH SAID BALANCE TANK IS MOUNTED AND A VALVE FOR CONTROLLING THE FLOW OF WATER FROM A WATER SUPPLY TO AT LEAST ONE WATERING MEANS, SAID VALVE BEING HELD CLOSED BY SAID BALANCE ARM, WHEN SAID BALANCE TANK CONTAINS LESS THAN A DATUM QUANTITY OF WATER, AND BEING PERMITTED TO OPEN BY PIVOTAL MOVEMENT OF SAID BALANCE ARM, BY THE ADDITIONAL WEIGHT OF WATER IN SAID BALANCE TANK, WHEN THE LATTER HAS RE CEIVED A DISCHARGE OF WATER FROM SAID SYPHON TUBE.
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) | 1969-09-12 | 1970-03-14 | 1970-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-12 | 1974-03-14 | 1974-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-12 | 1978-03-14 | 1978-09-13 | $7700.00 | Window Closed / Lapsed |