Method and device for adjusting and controlling packing force
US7870826B2 · kind B2 · utility
12Cited by
7References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 15, 2008 |
| Grant date | Jan 18, 2011 |
| Priority date | — |
| Expiry date | Jul 15, 2028 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S111/90
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A seeding apparatus having a furrow opener attached to a first trailing arm, sensor for sensing the amount of ground force to which the furrow opener is being subjected, a second trailing arm, a packing wheel in secure engagement with the second trailing arm and adapted to pack a seeded furrow, an actuator and a control device in communication with the actuator and in communication with the sensor for applying a variable bias force to the packing wheel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.