Tree harvester control linkage
US4126235A · kind A · utility
2Cited by
2References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 5, 1977 |
| Grant date | Nov 21, 1978 |
| Priority date | — |
| Expiry date | Apr 5, 1997 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66C1/585
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A linkage associated with a boom and stick arm of a vehicle includes struts mounted to the boom and stick arm, links mounted to the stick arm, an implement pivotally mounted to the stick arm, and a cylinder interconnecting the struts and links for providing that as the stick arm is moved relative to the boom, the implement maintains a chosen attitude.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.