Patent US4202156A successfully refreshed from Google Patents.
US4202156A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary mower
Assignee: Individual
•
Filing: 1978-06-06
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Granted: 1980-05-13
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Expires: 1998-06-06
Abstract
Abstract A rotary mower cutter having a reciprocably actuated cutter-bar mounting axially spaced thereon for rotation a plurality of rotary discs constituting cutters. The discs are each provided with pivoted eccentric masses responsive to rotation of the discs to develop a flywheel movemment on each disc cutter.
Inventors
- 👤 Anton V. Golyanovsky
- 👤 Albert P. Kuznetsov
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:06
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/412; A01D34/63; A01D34/76
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
43 words
In a rotary mower, a cutter-bar movable axially reciprocably in a horizontal plane, a plurality of rotatably driven cutters mounted on said cutter-bar, means dynamically developing flywheel momentum on the cutters individually, and the last-mentioned means comprising eccentric masses pivoted on the cutters.
Claim 2
Dependent Claim
43 words
In a rotary mower, a cutter-bar movable axially reciprocably in a horizontal plane, a plurality of rotatably driven cutters mounted on said cutter-bar, means dynamically developing flywheel momentum on the cutters individually, and the last-mentioned means comprising eccentric masses pivoted on the cutters.
Claim 3
Dependent Claim
16 words
In a rotary mower according to claim 1, in which the cutters are rotary driven discs.
Claim 4
Dependent Claim
18 words
In a rotary mower according to claim 2, including means for rendering rotary motion of said cutter orbital.
Claim 5
Dependent Claim
27 words
In a rotary mower according to claim 1, in which said cutters comprise discs disposed spaced axially on said cutter-bar and rotatably in substantially a common plane.
References Cited (Backward Citations)
US349105A
Cited
US3254481A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1983-05-13 | 1983-11-12 | 1984-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-05-13 | 1987-11-12 | 1988-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-05-13 | 1991-11-12 | 1992-05-13 | $7700.00 | Window Closed / Lapsed |