Patent US3817455A successfully refreshed from Google Patents.
US3817455A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Circular irrigation system with portable pivot point
Assignee: WADE MANUFACTURING Co 10025 SW ALLEN BLVD BEAVERTON OR 97005 A CORP OF OR
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Filing: 1973-05-25
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Granted: 1974-06-18
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Expires: 1993-05-25
Abstract
Abstract An elongated pipe including water discharging means is associated with a tower to be rotatable in a circular path thereabout. The pipe is supported by wheeled means, and the tower is also supported by wheeled means, so that the apparatus may be moved in a relatively convenient manner to any of a variety of positions on land to be irrigated.
Inventors
- 👤 G Cornelius
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 09:23
CPC Classifications
A; A01; A01G; A01G25/00; A01G25/09; A01G25/092
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
83 words
An irrigation apparatus comprising an elongated pipe having a plurality of water discharge means associated therewith, a structure with which one end of the pipe is rotatably associated for allowing movement of the pipe relative thereto in a circular path, wheeled means for supporting the pipe along the length thereof, and wheeled means for supporting the structure, so that the apparatus may be moved while being supported by the wheeled means for supporting the pipe and the wheeled means for supporting the structure.
Claim 2
Dependent Claim
83 words
An irrigation apparatus comprising an elongated pipe having a plurality of water discharge means associated therewith, a structure with which one end of the pipe is rotatably associated for allowing movement of the pipe relative thereto in a circular path, wheeled means for supporting the pipe along the length thereof, and wheeled means for supporting the structure, so that the apparatus may be moved while being supported by the wheeled means for supporting the pipe and the wheeled means for supporting the structure.
Claim 3
Dependent Claim
35 words
The irrigation apparatus of claim 1 wherein the structure comprises a tower comprising a tower base, and wherein the wheeled means for supporting the structure comprise a pair of wheels rotatably connected to the base.
Claim 4
Dependent Claim
49 words
The irrigation apparatus of claim 2 wherein the tower further comprises a collar positioned above the base, and a plurality of brace members interconnecting the base and the collar for supporting the collar relative to the base, the one end of the pipe being rotatably disposed in the collar.
Claim 5
Dependent Claim
38 words
The apparatus of claim 3 wherein the base comprises first, second, and third base members fixed together in triangular form, and wherein the assembly furthr comprises hitch means connected to the base adjacent one angle of the triangle.
Claim 6
Dependent Claim
23 words
The apparatus of claim 4 wherein the pair of wheels are rotatably connected to the base adjacent the other angles of the triangle.
Claim 7
Dependent Claim
36 words
The apparatus of claim 5 wherein the plurality of brace members comprise first, second, and third brace members extending upwardly and toward each other from the base, each extending from adjacent an angle of the triangle.
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) | 1977-06-17 | 1977-12-17 | 1978-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-06-17 | 1981-12-17 | 1982-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-06-17 | 1985-12-17 | 1986-06-18 | $7700.00 | Window Closed / Lapsed |