US3092946A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary cutter
Assignee: Individual
•
Filing: 1961-02-01
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Granted: 1963-06-11
•
Expires: 1981-02-01
Abstract
No abstract record available.
Inventors
- 👤 Bernard C Mathews
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:03
CPC Classifications
A; A01; A01D; A01D43/00; A01D43/10; A01D57/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
163 words
A MOWING MACHINE COMPRISING A ROTOR INCLUDING A PLURALITY OF CUTTING BLADES, A HOUSING SURROUNDING THE UPPER FRONT PORTION OF SAID ROTOR AND INCLUDING A FRONT WALL PROVIDING A THROAT, THE WIDTH OF WHICH IS MEASURED BY THE CLEARANCE BETWEEN THE BLADES OF SAID ROTOR AND SAID FRONT WALL, CROP ENGAGING MEANS AT THE LOWER FRONT END OF SAID FRONT WALL FOR BENDING THE PLANT ELEMENTS OF SAID CROP FORWARDLY, AND BEING LOCATED AT AN ELEVATION SUFFICIENTLY HIGH AS TO PROVIDE COMPARATIVELY LOW FRICTIONAL RESISTANCE TO THE MOVEMENT OF SAID PLANT ELEMENTS AS THEY ARE DRAWN INTO SAID HOUSING BY SAID BLADES AND INVERTED, THE WIDTH OF SAID THROAT BEING IN EXCESS OF TWO INCHES AT THE NARROWEST POINT TO CAUSE SAID INVERTED PLANTS TO PASS THROUGH SAID THROAT AS AN ATTENUATED MAT, AND A REARWARDLY EXTENDING DUCT CONNECTING WITH SAID HOUSING AND HAVING A TAPERING PORTION AND A DISCHARGE PORTION FOR DEPOSITING THE CUT CROP IN A WINDROW BEHIND THE MOWING MACHINE.
Claim 2
Dependent Claim
163 words
A MOWING MACHINE COMPRISING A ROTOR INCLUDING A PLURALITY OF CUTTING BLADES, A HOUSING SURROUNDING THE UPPER FRONT PORTION OF SAID ROTOR AND INCLUDING A FRONT WALL PROVIDING A THROAT, THE WIDTH OF WHICH IS MEASURED BY THE CLEARANCE BETWEEN THE BLADES OF SAID ROTOR AND SAID FRONT WALL, CROP ENGAGING MEANS AT THE LOWER FRONT END OF SAID FRONT WALL FOR BENDING THE PLANT ELEMENTS OF SAID CROP FORWARDLY, AND BEING LOCATED AT AN ELEVATION SUFFICIENTLY HIGH AS TO PROVIDE COMPARATIVELY LOW FRICTIONAL RESISTANCE TO THE MOVEMENT OF SAID PLANT ELEMENTS AS THEY ARE DRAWN INTO SAID HOUSING BY SAID BLADES AND INVERTED, THE WIDTH OF SAID THROAT BEING IN EXCESS OF TWO INCHES AT THE NARROWEST POINT TO CAUSE SAID INVERTED PLANTS TO PASS THROUGH SAID THROAT AS AN ATTENUATED MAT, AND A REARWARDLY EXTENDING DUCT CONNECTING WITH SAID HOUSING AND HAVING A TAPERING PORTION AND A DISCHARGE PORTION FOR DEPOSITING THE CUT CROP IN A WINDROW BEHIND THE MOWING MACHINE.
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) | 1966-06-10 | 1966-12-10 | 1967-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-10 | 1970-12-10 | 1971-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-10 | 1974-12-10 | 1975-06-11 | $7700.00 | Window Closed / Lapsed |