Patent US3175635A successfully refreshed from Google Patents.
US3175635A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Traction means for irrigation pipe transporting device
Assignee: ATLAS METAL WORKS Inc
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Filing: 1963-11-06
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Granted: 1965-03-30
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Expires: 1983-11-06
Abstract
No abstract record available.
Inventors
- 👤 Carroll W Bryan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:40
CPC Classifications
A; A01; A01G; A01G25/00; A01G25/09
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
170 words
IN A DEVICE OF THE CLASS DESCRIBED, A FRAME; A WHEEL ROTATABLY MOUNTED ON THE FRAME; A CHANNEL EXTENDING CENTRALLY ABOUT THE OUTER PERIPHERY OF THE WHEELS; CURVED, UNBROKEN SURFACES ON EACH SIDE OF THE CHANNEL; A DRIVE MEMBER DISPOSED IN THE CHANNEL ABOUT SAID WHEELS; A PLURALITY OF TRACTION MEMBERS ATTACHED T THE DRIVE MEMBER, EACH TRACTION MEMBER HAVING A TRANSVERSELY DISPOSED CLEAT WITH A PAIR OF CURVED LEGS ON EACH SIDE THEREOF CONTACTING THE SURFACES OF THE WHEEL ON EACH SIDE OF THE CHANNEL, SAID LEGS BEING SHAPED TO CONFORM TO THE CURVATURE OF THE CURVED, UNBROKEN SURFACES ON THE OUTER PERIPHERY OF THE WHEEL ON EACH SIDE OF THE CHANNEL; THE DRIVE MEMBER BEING SPACED FROM THE BOTTOM OF THE CHANNEL BY ENGAGEMENT OF THE ARMS WITH THE CURVED SURFACES ON THE OUTER PERIPHERY OF THE WHEELS; AND MEANS TO ROTATE SAID DRIVE MEMBER TO THEREBY ROTATE THE WHEEL SOLELY BY FRACTIONAL CONTACT BETWEEN THE ARMS AND THE CURVED SURFACES ON THE OUTER PERIPHERY OF THE WHEEL.
Claim 2
Dependent Claim
170 words
IN A DEVICE OF THE CLASS DESCRIBED, A FRAME; A WHEEL ROTATABLY MOUNTED ON THE FRAME; A CHANNEL EXTENDING CENTRALLY ABOUT THE OUTER PERIPHERY OF THE WHEELS; CURVED, UNBROKEN SURFACES ON EACH SIDE OF THE CHANNEL; A DRIVE MEMBER DISPOSED IN THE CHANNEL ABOUT SAID WHEELS; A PLURALITY OF TRACTION MEMBERS ATTACHED T THE DRIVE MEMBER, EACH TRACTION MEMBER HAVING A TRANSVERSELY DISPOSED CLEAT WITH A PAIR OF CURVED LEGS ON EACH SIDE THEREOF CONTACTING THE SURFACES OF THE WHEEL ON EACH SIDE OF THE CHANNEL, SAID LEGS BEING SHAPED TO CONFORM TO THE CURVATURE OF THE CURVED, UNBROKEN SURFACES ON THE OUTER PERIPHERY OF THE WHEEL ON EACH SIDE OF THE CHANNEL; THE DRIVE MEMBER BEING SPACED FROM THE BOTTOM OF THE CHANNEL BY ENGAGEMENT OF THE ARMS WITH THE CURVED SURFACES ON THE OUTER PERIPHERY OF THE WHEELS; AND MEANS TO ROTATE SAID DRIVE MEMBER TO THEREBY ROTATE THE WHEEL SOLELY BY FRACTIONAL CONTACT BETWEEN THE ARMS AND THE CURVED SURFACES ON THE OUTER PERIPHERY OF THE WHEEL.
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) | 1968-03-29 | 1968-09-28 | 1969-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-29 | 1972-09-28 | 1973-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-29 | 1976-09-28 | 1977-03-30 | $7700.00 | Window Closed / Lapsed |