Positioning apparatus for drawn implement
US5156219A · kind A · utility
47Cited by
11References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 29, 1991 |
| Grant date | Oct 20, 1992 |
| Priority date | — |
| Expiry date | May 29, 2011 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01B69/004
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Apparatus for guiding a drawn agricultural implement of the type which has a transverse tool bar and a pull hitch. The apparatus controls the horizontal angular orientation of the tool bar relative to the pull hitch to guide the implement.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.