Patent US3306016A successfully refreshed from Google Patents.
US3306016A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tire driven rotary cutter
Assignee: ANDERSON DUNHAM Inc
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Filing: 1964-01-30
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Granted: 1967-02-28
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Expires: 1984-01-30
Abstract
No abstract record available.
Inventors
- 👤 Bynum E Murphy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:03
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/412; A01D34/63; A01D34/67; A01D34/68; A01D34/6806; A01D34/76; A01D2034/6825; A01D2101/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
A ROTARY CUTTER COMPRISING A MOBILE FRAME INCLUDING A DECK, SHAFT MEANS DEPENDING FROM SAID DECK, BLADE MEANS ROTATABLY SUPPORTED FROM SAID SHAFT MEANS, AND DRIVE MEANS ENGAGED WITH SAID BLADE MEANS IN SPACED RELATION TO SAID SHAFT MEANS FOR ROTATING THE BLADE MEANS ABOUT THE LONGITUDINAL AXIS OF THE SHAFT MEANS, SAID SHAFT MEANS INCLUDING A SHAFT FIXEDLY ATTACHED TO SAID DECK GENERALLY IN THE CENTRAL AREA THEREOF, SAID DECK INCLUDING AT LEAST A PARTIAL DEPENDING FLANGE DISPOSED PERIPHERALLY OF SAID BLADE MEANS, SAID BLADE MEANS INCLUDING A PLATE HAVING A CENTRAL HUB AFFIXED THERETO, SAID HUB BEING TELESCOPED OVER THE LOWER PORTION OF SAID SHAFT, THRUST BEARING MEANS INTERPOSED BETWEEN SAID SHAFT AND HUB, AND MEANS ON THE LOWER END OF THE SHAFT REMOVABLY SECURING THE BEARING MEANS TO THE SHAFT THEREBY ENABLING REMOVAL OF SAID BLADE MEANS.
Claim 2
Dependent Claim
140 words
A ROTARY CUTTER COMPRISING A MOBILE FRAME INCLUDING A DECK, SHAFT MEANS DEPENDING FROM SAID DECK, BLADE MEANS ROTATABLY SUPPORTED FROM SAID SHAFT MEANS, AND DRIVE MEANS ENGAGED WITH SAID BLADE MEANS IN SPACED RELATION TO SAID SHAFT MEANS FOR ROTATING THE BLADE MEANS ABOUT THE LONGITUDINAL AXIS OF THE SHAFT MEANS, SAID SHAFT MEANS INCLUDING A SHAFT FIXEDLY ATTACHED TO SAID DECK GENERALLY IN THE CENTRAL AREA THEREOF, SAID DECK INCLUDING AT LEAST A PARTIAL DEPENDING FLANGE DISPOSED PERIPHERALLY OF SAID BLADE MEANS, SAID BLADE MEANS INCLUDING A PLATE HAVING A CENTRAL HUB AFFIXED THERETO, SAID HUB BEING TELESCOPED OVER THE LOWER PORTION OF SAID SHAFT, THRUST BEARING MEANS INTERPOSED BETWEEN SAID SHAFT AND HUB, AND MEANS ON THE LOWER END OF THE SHAFT REMOVABLY SECURING THE BEARING MEANS TO THE SHAFT THEREBY ENABLING REMOVAL OF SAID BLADE MEANS.
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) | 1970-02-27 | 1970-08-29 | 1971-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-27 | 1974-08-29 | 1975-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-27 | 1978-08-29 | 1979-02-28 | $7700.00 | Window Closed / Lapsed |