Tree pusher
US6968878B2 · kind B2 · utility
3Cited by
8References
13Claims
0Family size
Inventor
Key dates
| Filing date | Aug 6, 2003 |
| Grant date | Nov 29, 2005 |
| Priority date | — |
| Expiry date | Aug 6, 2023 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66F3/08
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A tree pusher for safely felling a tree. The tree pusher includes (a) a base, (b) a frame, and (c) a detachable pronged head for gripping the tree while the tree is being felled. As the tree falls, the head remains attached to the tree, and detaches itself from the frame of the tree pusher.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.