US3190064A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary cutting reel with quick detachable flails
Assignee: Massey Ferguson GmbH
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Filing: 1963-12-31
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Granted: 1965-06-22
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Expires: 1983-12-31
Abstract
No abstract record available.
Inventors
- 👤 Wenzel Alfred
- 👤 Hantel Alwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 05:05
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/412; A01D34/42; A01D34/52; A01D34/535
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
174 words
IN A FLAIL DRUM ASSEMBLY INCLUDING A ROTOR HAVING AT LEAST ONE PAIR OF RODS SPACED FROM AND PARALLEL TO THE AXIS OF ROTATION OF THE ROTOR AND AT LEAST ONE FLAIL ROTATABLY COUPLED AT ITS INNER END OF EACH ROD FOR EXTENDING RADIALLY UPON ROTATION OF THE ROTOR WITH THE OUTER END OF THE FLAIL DEFINING A CIRCUIT PATH ABOUT THE AXIS OF ROTATION OF SAID ROTOR; A HOOK PORTION ON THE INNER END OF SAID FLAIL HAVING SUBSTANTIALLY PARALLEL LEGS WITH SAID ROD BEING RECEIVED BETWEEN SAID LEGS TO ROTATABLY COUPLED THE FLAIL TO THE ROD; A SLOT IN ONE OF SAID LEGS; AND A RELEASABLE LATCH MEMBER MOUNTED ON SAID ONE LEG AND BIASED TO A LOCKING POSITION IN WHICH IT EXTENDS THROUGH SAID SLOT INTO THE SPACE BETWEEN SAID LEGS TO PREVENT PASSAGE OF SAID ROD FROM BETWEEN SAID LEGS; SAID LATCH MEMBER BEING SELECTIVELY MOVABLE TO AN UNLOCK POSITION IN WHICH IT IS REMOVED FROM THE SPACE BETWEEN SAID LEGS PERMITTING THE FLAIL TO BE REMOVED FROM SAID ROD.
Claim 2
Dependent Claim
174 words
IN A FLAIL DRUM ASSEMBLY INCLUDING A ROTOR HAVING AT LEAST ONE PAIR OF RODS SPACED FROM AND PARALLEL TO THE AXIS OF ROTATION OF THE ROTOR AND AT LEAST ONE FLAIL ROTATABLY COUPLED AT ITS INNER END OF EACH ROD FOR EXTENDING RADIALLY UPON ROTATION OF THE ROTOR WITH THE OUTER END OF THE FLAIL DEFINING A CIRCUIT PATH ABOUT THE AXIS OF ROTATION OF SAID ROTOR; A HOOK PORTION ON THE INNER END OF SAID FLAIL HAVING SUBSTANTIALLY PARALLEL LEGS WITH SAID ROD BEING RECEIVED BETWEEN SAID LEGS TO ROTATABLY COUPLED THE FLAIL TO THE ROD; A SLOT IN ONE OF SAID LEGS; AND A RELEASABLE LATCH MEMBER MOUNTED ON SAID ONE LEG AND BIASED TO A LOCKING POSITION IN WHICH IT EXTENDS THROUGH SAID SLOT INTO THE SPACE BETWEEN SAID LEGS TO PREVENT PASSAGE OF SAID ROD FROM BETWEEN SAID LEGS; SAID LATCH MEMBER BEING SELECTIVELY MOVABLE TO AN UNLOCK POSITION IN WHICH IT IS REMOVED FROM THE SPACE BETWEEN SAID LEGS PERMITTING THE FLAIL TO BE REMOVED FROM SAID ROD.
References Cited (Backward Citations)
US2538230A
Cited
US2667022A
Cited
US2711067A
Cited
US2877619A
Cited
GB878206A
Cited
FR1244882A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-06-21 | 1968-12-21 | 1969-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-21 | 1972-12-21 | 1973-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-21 | 1976-12-21 | 1977-06-22 | $7700.00 | Window Closed / Lapsed |