Seed firmer
US10091927B2 · kind B2 · utility
1Cited by
20References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 8, 2017 |
| Grant date | Oct 9, 2018 |
| Priority date | — |
| Expiry date | Dec 8, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01B61/046
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A seed firmer for pressing seeds into soil during planting. The seed firmer includes a mount for attachment to a row unit of a planting machine. An arm defines a ground-facing surface having at least one point of contact with the ground, including a rearmost ground contact point with respect to a direction of forward travel during planting operation. The ground-facing surface has a transition section directly trailing a rearmost ground contact point, the transition section can extending upwardly from the rearmost ground contact point with a radius no less than 25 mm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.