Guidance system having adjustable width capability
US5582255A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Mar 9, 1995 |
| Grant date | Dec 10, 1996 |
| Priority date | — |
| Expiry date | Mar 9, 2015 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01B69/008
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An adjustable row following guidance device for a tractor drawn row crop implement, includes a main support member disposed substantially transverse to the direction of travel of the implement as pulled by the tractor and having a first side and a second side, a first crank arm-assembly being releasably attachable to either of the first side and the second side, a second crank arm assembly being releasably attachable to either of the second side and the first side, the attachment of the crank arm assemblies to the main support member forming a generally inverted U-shape, each crank arm assembly including a laterally offset configuration, so that when the first crank arm assembly is attached to the first end, and the second crank arm assembly is attached to the second end, the device has a first implement width, and when the first and second crank arm assemblies are reversed on the main support member, the device has a second implement width, each crank arm assembly further including a forward portion with a tractor connection point, and a rearward portion with an implement connection point, the implement connection point being rearwardly pivotable relative to the tractor connection…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.