Patent US3245595A successfully refreshed from Google Patents.
US3245595A
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Irrigation system
Assignee: J B KNIGHT CO Inc
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Filing: 1964-01-20
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Granted: 1966-04-12
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Expires: 1984-01-20
Abstract
No abstract record available.
Inventors
- 👤 Rufus J Purtell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:39
CPC Classifications
A; A01; A01G; A01G25/00; A01G25/09; Y; Y10; Y10T; Y10T137/00; Y10T137/0318; Y10T137/0402; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19074; Y10T74/19079; Y10T74/19102
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
IN AN IRRIGATION PIPE MOVING SYSTEM HAVING (A) AN ELONGATED PIPE ADAPTED TO CARRY WATER UNDER PRESSURE, (B) A PLURALITY OF VEHICLES ATTACHED THERETO TO MOVE THE PIPE TRANSVERSELY, (C) A SHAFT EXTENDING ALONG THE PIPE, JOURNALLED FOR ROTATION TO THE VEHICLES, AND (D) GEARING MEANS INTERCONNECTING THE SHAFT AND EACH OF THE VEHICLES FOR MOVING THE VEHICLES RESPONSIVE TO ROTATION OF THE SHAFT; THE IMPROVED MEANS FOR MAINTAINING THE VEHICLES IN ALIGNMENT COMPRISING IN COMBINATION: (E) MEANS ATTACHED TO THE VEHICLES FOR DETECTING IF A VEHICLE IS MISALIGNED, AND (F) MEANS ATTACHED TO SAID GEARING MEANS FOR CHANGING THE SPEED RATIO OF SAID GEARING MEANS RESPONSIVE TO MISALIGNMENT AS DETECTED BY SAID MEANS FOR DETECTING.
Claim 2
Dependent Claim
116 words
IN AN IRRIGATION PIPE MOVING SYSTEM HAVING (A) AN ELONGATED PIPE ADAPTED TO CARRY WATER UNDER PRESSURE, (B) A PLURALITY OF VEHICLES ATTACHED THERETO TO MOVE THE PIPE TRANSVERSELY, (C) A SHAFT EXTENDING ALONG THE PIPE, JOURNALLED FOR ROTATION TO THE VEHICLES, AND (D) GEARING MEANS INTERCONNECTING THE SHAFT AND EACH OF THE VEHICLES FOR MOVING THE VEHICLES RESPONSIVE TO ROTATION OF THE SHAFT; THE IMPROVED MEANS FOR MAINTAINING THE VEHICLES IN ALIGNMENT COMPRISING IN COMBINATION: (E) MEANS ATTACHED TO THE VEHICLES FOR DETECTING IF A VEHICLE IS MISALIGNED, AND (F) MEANS ATTACHED TO SAID GEARING MEANS FOR CHANGING THE SPEED RATIO OF SAID GEARING MEANS RESPONSIVE TO MISALIGNMENT AS DETECTED BY SAID MEANS FOR DETECTING.
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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) | 1969-04-11 | 1969-10-11 | 1970-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-11 | 1973-10-11 | 1974-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-11 | 1977-10-11 | 1978-04-12 | $7700.00 | Window Closed / Lapsed |