Tree cutting attachment for work vehicle
US7096900B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Apr 20, 2004 |
| Grant date | Aug 29, 2006 |
| Priority date | — |
| Expiry date | Mar 12, 2025 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01G23/067
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A tree cutting attachment for a skid loader or other types of self-propelled work vehicles to be used at construction and landscaping sites. The device is used to cut down brush and trees of up to about 12 inches in diameter. The tree cutting attachment is made up of a motor driven rotor assembly which is journaled within a frame of the attachment. The rotor assembly comprises a cage-like mounting system having pockets in which tempered steel blades, approximately ten inches in width are bolted in a side-by-side relation. Two rows of blades are mounted 180 degrees apart proximate the periphery of a rotor comprised of a series of parallel, generally circular plates that are welded to longitudinally extending rods. The knife blade elements are bolted to the blade holders with the non-sharpened end of the blade elements abutting a flat steel bar that forms part of the cage. In a second embodiment, the frame comprises a stationary portion adapted to be rigidly affixed to the hitch of the work vehicle and a movable portion that can be pivoted relative to the stationary portion. Because the movable portion is arranged to pivot about the powered drive shafts, tiling of the movable portion…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.