Tractor-driven lawn mower
Abstract
Abstract A TRACTOR-DRIVEN LAWN MOWER INCLUDING A TRACTOR HAVING AN ARM PIVOTALLY MOUNTED THEREON AND HAVING A MOWER PIVOTALLY SUPPORTED ON THE EXTENDING END OF THE ARM. THE MOWER HAS TWO SPACED-APART SIDE MEMBERS AND A MOWER REEL AND A BED KNIFE EXTENDING BETWEEN THE SIDE MEMBERS. THE REEL IS ADJUSTABLE TOWARD AND AWAY FROM THE BED KNIFE. CONICALLY SHAPED BEARINGS SUPPORT THE REEL ON THE SIDE MEMBERS, AND A SPRING URGES THE REEL IN A DIRECTION THE SAME AS THE DIRECTION WHICH THE REEL IS URGED IN AS ITS SPIRALLED BLADES MOVE IN CUTTING ROTATION OVER THE BED KNIFE. A DRIVE TRAIN EXTENDS FROM THE TRACTOR TO THE MOWER REEL, AND DRIVE GEARS ARE INCLUDED IN THE TRAIN AND HAVE A BEVELED GEAR WHICH IS ON THE REEL SHAFT AND URGES THE REEL SHAFT IN THE SAME DIRECTION THAT THE SPRING URGES THE SHAFT.
Inventors
- 👤 Sahag C Akgulian
- 👤 Donald G Haffner
- 👤 Sherman C Heth
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
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| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-10-18 | 1975-04-19 | 1975-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-10-18 | 1979-04-19 | 1979-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-10-18 | 1983-04-19 | 1983-10-19 | $7700.00 | Window Closed / Lapsed |