Agricultural dry chemical tube and delivery system
US9936632B2 · kind B2 · utility
3Cited by
15References
35Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 9, 2015 |
| Grant date | Apr 10, 2018 |
| Priority date | — |
| Expiry date | Jun 21, 2035 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01C5/066
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A dry chemical delivery tube and its surrounding nutrient applicator system are located in a narrow space in a soil working implement in an agricultural setting. Between an inlet end and an outlet end, the chemical delivery tube transitions from a circular cross section to an oval cross section. In one embodiment, the soil working implement includes soil opening/closing disks and liquid or gaseous delivery tubes that closely surround the chemical delivery tube.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.