Matches 1 - 25 out of 25


Match Document Document Title
US20140069554 INTEGRATED HYDRAULIC SYSTEM FOR HARVESTER  
A harvester is provided for felling and processing a tree, the harvester including traction devices and a harvester head. The harvester includes an integrated hydraulic system for operating the...
US20100313439 Method and Plant for Producing Biomass for Energy Production  
A method and system are provided for taking out or culling, transporting and drying of culled or removed wood from a forest, where the wood is ground or cut into small fragments or units, such as...
US20130240086 Portable Directional Tree Feller  
A portable directional tree feller is an apparatus used to brace a tree that is being felled and to control it is lowered to the ground. The apparatus comprises a trunk cradle, a notch hinge, a...
US20110132495 TREE FELLING HEAD  
A gear assembly for a tree felling head having a frame securable to a manipulator arm of a tree cutting carrier, the gear assembly includes a final gear securable to the frame and rotatably...
US20150165639 ARRANGEMENT FOR ACHIEVING A RECIPROCAL MOTION IN PARTICULAR FOR A CHAIN SAW  
An arrangement that can be turned by an assigned hydraulic pressure and flow, related to a chain saw supported by a harvesting unit for crosscutting timber, wherein a bearing arrangement is...
US20060278305 Tree feeding control for a tree handling device  
In a tree handling device, where the tree is fed longitudinally through at least three drive wheels driven by a fixed-displacement hydraulic pump, feeding commences with all drive wheels...
US20080072997 Land Clearing Apparatus  
A deforestation apparatus includes a tractor having a power source, a torque converter connected to said power source and driving a power take-off shaft, a cutting implement operably coupled to...
US20100071809 TREE PROCESSING VEHICLE  
A tree processing vehicle comprising a prime mover and a pair of tracks for propelling the tree processing vehicle, the prime mover being in a driving relationship with the tracks. The tree...
US20050199316 METHOD OF WINCHING CUT TIMBER IN A FOREST AND A MACHINE DESIGNED TO ACCOMPLISH THIS  
A method of retrieving cut logs in a forest, by a method of hauling, using a machine, being of an excavator body (4), with a modified back-hoe bottom arm portion that adapts to function as a boom...
US20060021675 Tree harvester assembly  
A tree harvester assembly (5) has a pivoting tower (10) which secures the trunk (7) of the tree (8) and may pivot to impart a bending moment upon the tree (8), thereby permitting easier cutting by...
US20090000698 Suspendable tree cutter having an adjustable orientation pivot  
Disclosed is a method and apparatus for cutting a tree using a helicopter and a tree cutter suspended from the helicopter. The tree cutter includes a frame which is selectively orientable about a...
US20100071808 ROTATION SYSTEM FOR A FELLING HEAD  
A rotation system for a felling head mounted to a boom, the rotation system including: an adapter which is pivotally mounted to the boom; a housing fixed to the adapter; a gear system enclosed...
US20080289724 Timber Harvesting Apparatus  
The use of a harvester head, processor head or merchandiser to deploy or place probes into a standing tree, felled stem or trunk, log, cant or the like whereby a time of flight of a stress or...
US20100071520 Saw Speed Readiness System for Forestry Machine  
A saw speed readiness system for use with a forestry machine comprises a controller configured to receive a threshold selection signal, and change a speed readiness threshold from a first saw...
US20050211337 Apparatus for shifting log sideways relative to grapple head assembly  
The present invention relates to modification to a grapple (1) to allow lengthwise movement of a load such as a log (12). When a cut-off saw (30) is attached, a load contacting portion (6) can be...
US20090095375 TREE COUNTER FOR A SAW HEAD IN A TREE FELLER  
A forestry machine includes a frame, and a felling saw carried by the frame. The felling saw includes a saw head. A tree counter associated with the saw head includes an audio sensor providing an...
US20070215247 GRAPPLE SAW  
A grapple saw includes grapple having downwardly-extending jaws for holding a log therebetween, the jaws moveable between an open position and a closed position in a gripping direction; and a saw...
US20080142118 RING SAW  
A ring saw includes a disc body having a circumferential edge with a first circumferential bearing groove. A cutting ring is mounted for rotation about the circumferential edge of the body. The...
US20140027019 HYDRAULIC ARRANGEMENT IN CONNECTION WITH A CUTTING DEVICE AND A CORRESPONDING METHOD  
A hydraulic arrangement and method in connection with a cutting device includes a hydraulic input line, a hydraulic motor, a return line from the hydraulic motor, a hydraulic cylinder for pressing...
US20100313998 SAWING AND CHIPPING DEVICE  
A sawing and chipping device for harvesting and chipping trees including a rotatable saw for cutting a tree, conveyor for conveying the cut tree and a chipping element for chipping the cut tree....
US20120312421 HYDRAULIC BUNCHING FINGER  
A hydraulic biasing assembly is provided. The hydraulic bunching assembly may include a hydraulic circuit and a hydraulic biasing member configured to provide bias to a bunching finger of a tree...
US20100282367 TREE HARVESTER HEAD WITH LUBRICATION SYSTEM FOR MULTIPLE SAWS  
A tree harvester head (12) comprises first and second saws (32, 38), each of which comprises a cutting chain (42), and a lubrication system (44) configured to lubricate the cutting chains (42) of...
US20120018043 FELLER DEVICE FOR FELLING AND DELIMBING OF TREE TRUNKS, AND A DELIMBING BLADE  
A feller device for felling and delimbing of tree trunks, as well as a delimbing blade device for delimbing of tree trunks, is disclosed. The delimbing blade device comprises: a delimbing blade...
US20170094915 DISC SAW FELLING HEAD FOR A FELLER BUNCHER  
A disc saw felling head and a method of assembly for the disc saw felling head including a saw mandrel and bearing arrangement. The saw mandrel and bearing arrangement includes a housing, a...
US20170071140 WORK VEHICLE  
A work vehicle includes a vehicle body, a work implement, a first cover, and a second cover. The work implement is movably coupled to the vehicle body. The first cover is coupled to the work...

Matches 1 - 25 out of 25