Tree harvester head with lubrication system for multiple saws
US9119354B2 · kind B2 · utility
3Cited by
30References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 11, 2007 |
| Grant date | Sep 1, 2015 |
| Priority date | — |
| Expiry date | Oct 15, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01G23/091
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A tree harvester head includes first and second saws, each of which comprises a cutting chain, and a lubrication system configured to lubricate the cutting chains of the first and second saws. The lubrication system comprises a source of pressurized lubricant and a diverter valve configured to divert flow of pressurized lubricant, from the source of pressurized lubricant, between the first and second saws for lubrication of the respective cutting chains.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.