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| Number | Title | Issue Date |
| 8141603 | Variable guide for a gang saw A guide arm for a gang sawmill is provided adjacent to an inlet of a gang saw and is movable about a pivot pin depending on the actual curvature of a cant to adjust (continuously or fixed) the position of an incoming cant to maximize the yield of usable boards produ... | 03/27/2012 |
| 7971612 | Floor planks production machines and method A floor planks production method, for producing wood flooring from raw lumbers, by surfacing top and lower faces of the lumbers to a final thickness of the lumbers; optimizing the lumbers along a length thereof to determine lengths of best faces; and profiling edges... | 07/05/2011 |
| 7849894 | Log rotation and verification system and method Embodiments of the present invention provide a log rotation verification system having an optimizer configured to determine an optimized cutting solution for the log and configured to identify an optimized rotational position, and a position indicator applicable to ... | 12/14/2010 |
| 7543615 | Optimized board edger and method of operation thereof In a first aspect of the invention, there is provided a new method for edging a wood board. This method comprises the steps of constructing from the scanned images of a wood board, a virtual entity of the wood board; determining from the scanned images an optimized ... | 06/09/2009 |
| 7347234 | Method for optimizing veneer peeling The invention concerns a method for optimizing the veneer yield in veneer peeling. The contour of the log to be peeled is determined and the peeling axes at the ends of the log are determined by simulating the veneer yield. The desired veneer yield is determined at ... | 03/25/2008 |
| 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 |
| 7308921 | Horizontal curve sawing apparatus A saw for cutting a cant by sensing the curvature of the cant and raising or lowering the saw blade in order to follow the curvature when cutting the cant. ... | 12/18/2007 |
| 7299728 | Loaf end trimming station for slicing machine A loaf end trimming station for a high speed food loaf slicing machine, includes a frame, a first knife and a second knife spaced apart along the frame and oriented in positions corresponding to a lead end trimming location and a trailing end trimming location of a ... | 11/27/2007 |
| 7275571 | Method and apparatus of locating the optimum peeling axis of a log and the maximum radius portion thereof with respect to the optimum peeling axis A method for locating an optimum peeling axis of a log and a maximum radius point on peripheral surface of the log with respect to the located optimum peeling axis and an apparatus for practicing the method are disclosed. A plurality of swingable members are provide... | 10/02/2007 |
| 7245975 | Skew compensation A system and method for generating master and slave reference signals is disclosed, wherein at least one axis of the plurality of axes is a master section and at least one axis of the plurality of axes is a slave section, said slave section being a slave of said mas... | 07/17/2007 |
| 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 |
| 7207249 | Lineal optimization gang/edger for cutting cants and flitches A combination gang saw and edger system cuts both cants and flitches into boards. Cants and flitches are fed singly, lengthwise into the system on an infeed conveyor. On the conveyor, the cant or flitch is scanned to produce a lengthwise cross-sectional profile. An ... | 04/24/2007 |
| 7200458 | Wood tracking by identification of surface characteristics A “woodprint™” characterization and identification technique unique employs cameras (16), lighting (14), camera interface hardware (18), a computer (20), and/or image processing software to collect and analyze surface characteristic... | 04/03/2007 |
| 7178436 | Method of cutting carbon and alloy steel The present invention discloses a method and apparatus for controlling the load on the blade of a steel-cutting saw A programmable logic controller senses the spindle motor load current and compares it with the desired optimum operating current. Variations in hardne... | 02/20/2007 |
| 7171738 | Systems for processing workpieces Systems, including method and apparatus, for processing workpieces driven automatically along a linear path to a plurality of positions disposed substantially along the linear path. In some embodiments, a workpiece may be processed at one or more of the positions us... | 02/06/2007 |
| 7163038 | Systems and methods for end squaring and dividing elongated materials The present invention provides systems and methods for end squaring and/or dividing elongated materials by determining an actual orientation of the elongated material, or an actual position of an associated pair of positioning mechanisms that are contactable with th... | 01/16/2007 |
| 7159628 | Gangsaw with a split sawbox A split sawbox for a gangsaw includes a sawbox having at least first and second mating sawbox sections. The sections are linearly selectively translatable relative to one another between a closed position wherein the sections are releasably locked together for opera... | 01/09/2007 |
| 7147023 | Method for peeling veneer from logs The invention concerns a method for peeling veneer from a log, wherein the centering device is calibrated during the peeling process without interrupting the production. In the method in accordance with the invention, the around-contour of the log is defined by mean... | 12/12/2006 |
| 7149633 | Displacement method of knot sizing A method of estimating the displaced size of a knot in a lumber piece includes the steps of: translating the lumber piece downstream along a flow path between a radiation source and sensor while simultaneously irradiating the lumber piece with radiation from the fir... | 12/12/2006 |
| 7117907 | Apparatus for adjustably profiling a cant An apparatus for adjustably profiling a cant comprising a first and second shaft rotatably mounted on a first and second frame, respectively. A first and second pair of laterally spaced apart profiling heads are slidably and rotatably mounted on the first and second... | 10/10/2006 |
| 7108030 | Lineal optimization gang/edger for cutting cants and flitches A combination gang saw and edger system cuts both cants and flitches into boards. Cants and flitches are fed singly, lengthwise into the system on an infeed conveyor. On the conveyor, the cant or flitch is scanned to produce a lengthwise cross-sectional profile. An ... | 09/19/2006 |
| 7079263 | Method and apparatus for on-line log diameter measurement and closed-loop control A measurement system for measuring a parameter of a log is provided. A measuring device produces an emission in a direction of the log. A portion of the emission measures the parameter, such as log diameter, and communicates the diameter to the measuring device, whi... | 07/18/2006 |
| 7055562 | Apparatus for comminuting wood board stacks to strands An apparatus for comminuting a stack of wood boards to produce wood strands. A stack feeder feeds the stack of wood boards to a chipper chamber on a longitudinally displaceable carriage moving transverse to the direction of feed of the stack and having a blade ring ... | 06/06/2006 |
| 7043990 | System for and method of performing evaluation techniques on a log or round timber A system for and method of evaluating a log. The system includes an analysis module having at least one input terminal connectable to the at least one input device. The at least one input terminal is operable to receive at least one signal representing at least one ... | 05/16/2006 |
| 7028729 | Apparatus and method for manufacturing veneer Disclosed is a veneer slicing apparatus including a table assembly. A blade support is mounted on the table assembly. A blade is supported in the blade support. A carriage assembly is adapted to engage and hold a log generally parallel to the table assembly. A drive... | 04/18/2006 |
| 7017632 | Position-based integrated motion controlled curve sawing A method of position-based integrated motion controlled curve sawing includes the steps of: transporting a curved workpiece in a downstream direction on a transfer, and monitoring position of the workpiece on the transfer, scanning the workpiece through an upstream ... | 03/28/2006 |
| 7013779 | Active sawguide assembly and method A sawguide assembly includes a plurality of sets of sawguides, the sawguides within each set positioned adjacent to one another to create an array of laterally-abutting sawguides. Corresponding sawguide biasing assemblies bias the sawguides in each set against one a... | 03/21/2006 |
| 7013573 | Hole center detecting apparatus, straightness measuring apparatus, and residual torsion measuring apparatus A hole center detecting apparatus for positioning the hole of a spool and a cord accurately by determining the coordinates of two points of intersection between the inner circumference of the spool hole and a virtual straight line to compute the coordinates of the c... | 03/21/2006 |
| 7011006 | Automated board processing apparatus In preferred embodiments the invention includes a transverse board conveyor, a board extrusion portion, a marking station, a sawing portion, and a plurality of board feeding portions, all of which are controlled by a process controller. In such preferred embodiments... | 03/14/2006 |
| 7007729 | Log charging apparatus for sawmills An improved log charging system for a sawmill having a sharp chain infeed conveyor includes a log turning station for scanning and rotating a horizontally supported log about its longitudinal axis to a desired orientation that will produce maximum lumber yield, and ... | 03/07/2006 |
| 7004055 | Method and apparatus for steering saw blades A method and apparatus for steering saw blades which includes an arbor rotatable about a rotation axis. Saw blades are mounted on the arbor in such a manner that the saw blades rotate with the arbor and are angularly adjustable in relation to the rotation axis of th... | 02/28/2006 |
| 6971423 | Method and apparatus for singulating, debarking, scanning and automatically sawing and sorting logs into lengths A log handling and cutting system which cuts logs into lengths, and allows for maximum use of fiber. The system includes equipment for singulating the logs, optimally removing the bark from the logs, scanning the true log image, cutting the logs to length, and sorti... | 12/06/2005 |
| 6941864 | Method to control optimized cutting of stock to satisfy a cut list A method of processing material involves cutting pieces of material pursuant to a cut list and managing remaining salvage and defect pieces. A computer may be connected to a saw machine, and programmed to optimize cutting of stock to satisfy a cut list. An operator ... | 09/13/2005 |
| 6929043 | Optimized board edger and method of operation thereof In a first aspect of the invention, there is provided a new method for edging a wood board. This method comprises the steps of constructing from the scanned images of a wood board, a virtual entity of the wood board; determining from the scanned images an optimized ... | 08/16/2005 |
| 6896019 | Log positioning and conveying apparatus The log positioning and conveying apparatus is used for conveying a log from an upstream end to a downstream end, and for positioning a log according to a predetermined downstream position. The apparatus comprises an open frame and a number of powered conveying roll... | 05/24/2005 |
| 6860302 | Apparatus for controlled curved sawing or cutting of two-faced cants In combination with a cant sawing or cutting unit, a system for guiding two-faced cants through the cut along the line of their natural curvature which includes at the infeed and outfeed ends of the unit, laterally moveable rollers for clamping upon parallel planar ... | 03/01/2005 |
| 6817393 | End-dogging head saw and method An end-dogging head saw is disclosed comprising a log cradle for supporting a log, a log-turning device for rotating the log into proper alignment with a pair of band saws, the log-turning device depending from overhead log carriages which move the log into contact ... | 11/16/2004 |
| 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 |
| 6705190 | Lumber trimmer A lumber trimming device for trimming elongate workpieces conveyed on an infeed conveyor in a laterally disposed orientation relative to an infeed direction. The lumber trimming device includes a gang of laterally spaced apart drop saws wherein the drop saws are ind... | 03/16/2004 |
