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| Number | Title | Issue Date |
| 8096334 | Shallow water wood harvester A device and methods for harvesting submersed wood are provided. The device comprises, a machine operatively associated with a movable boom member rotatably attached. A telescoping stick having a first and second end is pivotally attached to the movable boom in a mi... | 01/17/2012 |
| 8069888 | Method for optimizing stem merchandizing The present disclosure relates to methods for reducing warp potential of lumber derived from a raw material, such as a log or stem are provided. In some embodiments, the methods involve examining the log or stem for shrinkage properties and/or properties of spiral g... | 12/06/2011 |
| 7975735 | 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 processing vehicle also comprises an operator cabin comprising a front side,... | 07/12/2011 |
| 7347232 | Lumber processing apparatus and method A method and apparatus are provided for processing rough cut lumber to convert the rough cut lumber into trimmed to length and dimensionally trimmed to form a standard piece of dimensioned lumber. The process and apparatus includes the formation of a plurality of co... | 03/25/2008 |
| 7320349 | Tree harvester A method and system for operating a tree harvesting machine including a tree harvesting tool are provided. The method may include identifying a tree to be harvested, generating one or more tree position signals indicative of a position of the tree, and controlling m... | 01/22/2008 |
| 7320348 | Forest rejuvenation and preservation A method of rejuvenating and preserving a forest by transforming wood waste. Tree species are identified in a forest area. Equipment is then selected or modified based on the identified tree species. Wood waste of the identified tree species is gathered and transfor... | 01/22/2008 |
| 7218975 | Integrated mill A ystem for localizing and optimizing harvesting of trees or stands of trees, using locating devices for tracking same over time, and geographically tracking same once harvested, and for providing such information to users. Sensors may be provided along with the loc... | 05/15/2007 |
| 7100647 | Forestry machine A forestry machine with devices for felling, trimming and cutting trees includes a control system with operating devices which are actuable by an operator. The operating devices control the felling, trimming and cutting devices, as well as the movements of the fores... | 09/05/2006 |
| 7086435 | Tree harvesting apparatus and method which enable a cut top or other cut portion of a tree to be weighed before being dropped or lowered to the ground A tree harvesting apparatus and method is particularly adapted for use in crowded housing and industrial areas where there is concern for relatively heavy cut tree portions causing damage when allowed to free fall to the ground. The tree harvesting apparatus and met... | 08/08/2006 |
| 6888458 | Methods for tracking silvicultural information The present invention provides methods for tracking silvicultural information during the product cycle of a tree. The methods of this aspect of the invention each include the step of storing a first portion of silvicultural information on a tag that is located proxi... | 05/03/2005 |
| 6789589 | Bulk handling device operating coupling A controller for controlling the operation of gripping devices of a loader harvester bulk handling device. In the controller, the coupling of a valve with the operating device of the loader harvester's cross-cutting device, and with a tilting mechanism of a tilting ... | 09/14/2004 |
| 6789587 | Method and apparatus for underwater tree cutting and retrieval The invention relates to an apparatus and method for cutting submerged trees at an underwater logging site and for retrieving the cut trees. Once cut, each tree is retrieved to the water surface by an inflatable bag deployed from and inflated by the apparatus. The a... | 09/14/2004 |
| 6779327 | System for harvesting seed from a coniferous tree A seed harvester pod and method are provided for harvesting seeds from the cones of a live, free—standing, coniferous tree. The pod comprises an open-sided conical frame, open at the top and bottom, supporting a permeable side wall, which may be netting. The netti... | 08/24/2004 |
| 6675530 | Method of large scale afforestation In a method of large scale afforestation two types of firebreak (5, 7) are employed. Firebreaks (5) of a first type are placed in a regular grid pattern and with a ground configuration which in terms of color is adapted to the surroundings, whereas firebr... | 01/13/2004 |
| 6675848 | Method of harvesting timber trees in a jungle and a machine for performing said method A method of harvesting standing trees in a jungle comprising bringing a crawler crane, preferably a hydraulic crawler crane, with a boom (14) to a block of jungle, securing the tree to be harvested to a sling in the boom, cutting the base of the tree, rem... | 01/13/2004 |
| 6623953 | Enzymatic composition and method for seasoning wood The invention relates to an enzymatic composition and also to a method for seasoning wood, intended in particular for applications in the food industry. The method consists in immersing green wood in an aqueous solution comprising an enzymatic composition... | 09/23/2003 |
| 6550506 | Delimber/slasher A boom assembly for a delimber having an operator boom with first and second ends and a connector boom having first and second ends. Pivot means pivotably connect the second end of the operator boom to the first end of the connector boom, the connector bo... | 04/22/2003 |
| 6443196 | Hydraulic circuits for tree-harvesting knuckle booms The two boom members and hydraulic cylinders of a knuckle boom tree harvesting machine are so arranged and proportioned that with a single control movement during reaching and retracting actions the working tool head is made to travel in an approximately ... | 09/03/2002 |
| 6443197 | Chain in a sawing device, and a motor-driven sawing device A sawing device and a chain for it, comprising at least two adjacent sequences of connecting links, of which at least some are cutting teeth; and a sequence of drive links fitted between two adjacent connecting link sequences, wherein an opening at the re... | 09/03/2002 |
| 6401772 | System and method for forming dovetail joints An apparatus for cutting dovetail joints comprises one or more trapezoidal mortising chisels mountable on a drill press, each trapezoidal mortising chisel having a trapezoidal cross sectional shape with a particular slope or "pitch" on its non-parallel si... | 06/11/2002 |
| 6394156 | Method for cutting trees in the vicinity of a power line and a topping saw A method for cutting trees (18) in the vicinity of a power line (10) using a topping saw (17) suspended from a helicopter (15) in such a way that the helicopter is flown in the direction of the power line (10) so close to the electricity wires (12) that t... | 05/28/2002 |
| 6374877 | Bar saw feller buncher and method of felling trees A bar saw felling head clamps a tree between harvesting and reaction arms during cutting and after the cut sweeps the tree rearwardly with the harvesting arm into an accumulation pocket where an accumulating arm holds it and any already cut trees. The bar... | 04/23/2002 |
| 6341632 | Method for timber harvesting and system for forestry A method and a system for forestry, in particular harvesting by means of a harvesting machine comprising a vehicle and a harvesting arrangement mounted thereon, is based on the fact that at least one position determining device (5), capable of determining... | 01/29/2002 |
| 6311746 | Circular saw head A circular saw head for use as a boom mounted head attachment is disclosed for agricultural trimming. The blades can cut as much as four inches of material. An adjustable head piece is provided that is also reversible allowing for exposure of more or less... | 11/06/2001 |
| 6279629 | Method for more efficient use of smaller diameter trees The subject basic method and its modifications are used to provide logs reconstituted from smaller diameter trees up to 12 inches diameter at their bases. The basic method is practiced using the following steps: 1. Cutting felled trees at cutting points into a... | 08/28/2001 |
| 6182725 | Method for timber harvesting and system for forestry A method and system for forestry, in particular harvesting by means of a harvesting machine comprising a vehicle and a harvesting arrangement mounted thereon, is based on the fact that at least one position determining device (5) capable of determining th... | 02/06/2001 |
| 6167928 | Helicopter logging system A method of logging a tree includes the steps of cutting the tree part way through the trunk with a cut near the bottom thereof, leaving a connecting portion of the trunk connecting an upper portion of the trunk above the cut to a lower portion of the tru... | 01/02/2001 |
| 6167927 | Arrangement for mounting a cutting head assembly of a delimbing device on a support member A delimbing device includes a cutting head assembly having (i) a cutting blade configured to cut branches off of a tree and (ii) a bar saw configured to cut through the tree. The device also includes a first support member supporting the cutting head asse... | 01/02/2001 |
| 6123124 | Tree felling head Described herein is a tree felling head for restraining, cutting and manipulating trees. The felling head comprises a holder connected to the manipulator arm of a tree cutting carrier, a motor at least partially housed in either the frame of the felling h... | 09/26/2000 |
| 6070627 | Tree delimbing device A device for delimbing trees includes two pairs of opposing curved limb-stripping levers including curved cutting blades for engaging and encircling the trunk of a tree to remove limbs therefrom, and a bottom cutting blade positioned to remove limbs from ... | 06/06/2000 |
| 5979518 | Tree harvesting apparatus with transversely acutated saw chain There is disclosed a tree harvesting head assembly which provides an improved cutting means for permitting movement of a saw chain linearly outwardly from a first position behind a tree to be cut to a second position transversely forwardly of a tree to be... | 11/09/1999 |
| 5975166 | Tilting feller head A tree harvester head having a mounting bracket at the back of the type allowing the head to be tilted. The bracket is used to mount the head on the boom of a mobile vehicle. Cooperating mounting members are provided on the head and bracket for rotatably ... | 11/02/1999 |
| 5975167 | Cutter for land clearing device A free-swinging cutter for use on a machine adapted to cut and clear brush and trees, including a generally stirrup-shaped member having two opposing sidewalls, a leading face with a cutting edge for cutting, and a rearward face opposite the leading face.... | 11/02/1999 |
| 5964262 | Treelength processor A treelength processor which tops and delimbs trees by processing from the top of the tree toward the bottom. The treelength processor operates from fellerbuncher piles and processes close to the stumps so that residual material is relatively easily distr... | 10/12/1999 |
| 5961070 | Aerial chain saw An aerial chain saw suspended from a helicopter by a non-rigid suspension system. A continuous chain extends around a chain saw bar, driven by a sprocket. Hydraulic lines to and from the helicopter provide hydraulic power to a hydraulic motor mounted at t... | 10/05/1999 |
| 5957177 | Coupled workhead for use in timber processing There is disclosed a workhead for timber processing, the workhead having a main body and a jaw assembly for grappling timber. The jaw assembly includes first and second cooperating pairs of jaw arms that are pivotally mounted to the main body. The first o... | 09/28/1999 |
| 5931247 | Forest harvester methods and apparatus A forester harvester has a house frame mounted on a base assembly and rotatable relative thereto about an axis of rotation. A boom is mounted on the house frame at a location radially offset from the axis of rotation. A cab is mounted on the house frame a... | 08/03/1999 |
| 5887635 | Tree delimbing device A cutter head assembly for delimbing trees includes two pairs of opposing curved limb-stripping levers including curved cutting blades. The limb-stripping levers of each pair are pivotably movable toward and away from each other for engaging and encirclin... | 03/30/1999 |
| 5868182 | Submersible logging device The underwater logging device of the present invention is selectively remotely maneuverable to engage submerged free standing timber with sawing and dogging apparatus for selectively sawing and dogging the timber. The device includes a buoyancy tank mount... | 02/09/1999 |
| 5826339 | Forestry cutting, mulching and clearing tool A forestry cutting, mulching and clearing attachment for a hydraulic excavator that is used for clearing sloped grounds, ditches, and culverts. The device includes two mating jaws which are substantially rectangular in shape and include a plurality of mat... | 10/27/1998 |
