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| Number | Title | Issue Date |
| 7322389 | Method of processing wood A method of processing wood into a predetermined shape through compression includes compressing a first wooden piece and a second wooden piece separately; and placing the compressed second wooden piece on the compressed first wooden piece to bond the wooden pieces. | 01/29/2008 |
| 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 |
| 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 |
| 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 |
| 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 |
| 6895843 | Method of using band saw with reciprocating workpiece A resaw apparatus and method of sawing a succession of boards from a cant of a succession of cants. A band saw is vertically positioned to cut the succession of boards from the cant as the cant is reciprocated through the saw. A pivoted raker gate downstream of the ... | 05/24/2005 |
| 6877411 | Active sawguide assembly and method A sawguide assembly includes a set of sawguides positioned adjacent to one another to create an array of laterally-abutting sawguides. A sawguide biasing assembly biases the sawguides against one another. The array is supported for movement along a lateral path gene... | 04/12/2005 |
| 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 |
| 6772665 | Band saw with reciprocating workpiece and method of using A resaw apparatus and method of sawing a succession of boards from a cant of a succession of cants. A band saw is vertically positioned to cut the succession of boards from the cant as the cant is reciprocated through the saw. A pivoted raker gate downstream of the ... | 08/10/2004 |
| 6761009 | Method and arrangement for wood studs The present invention relates to a method for manufacturing studs (9) or the like generally oblong pieces comprising a central web (14) and opposite flanges (8a, 8b) connected thereto. The present invention also relates to a... | 07/13/2004 |
| 6722248 | Bi-directional cutting band mill A bi-directional cutting band mill apparatus utilizes two band saws mounted on a carriage for cutting horizontal sections from logs through successive back and forth passes across each log as the carriage reciprocates on a lower frame wherein a section of the log is... | 04/20/2004 |
| 6655429 | Saw mill with apparatus for guiding a board and method for use thereof A saw mill includes a base frame having a front and a rear and being sized and configured to support a log; saw apparatus having a cutting blade and being connected with the base frame for horizontal movement in a cutting stroke from a start position near... | 12/02/2003 |
| 6648037 | Teak board with straight-line grain and manufacturing process therefor Five processes for cutting teak wood timber so that the resulting logs have at least one straight-line grain surface and minimal surface area showing buds. Logs or thin sections thereof when aligned and glued together form boards or planks with straight-l... | 11/18/2003 |
| 6644164 | Rotatable saw unit for optimized log breakdown A rotatable saw unit for optimized log breakdown includes a saw unit immediately downstream of an infeed conveyor and cooperating with the infeed conveyor for sawing a workpiece as the workpiece is translated by the infeed conveyor into the saw unit. The ... | 11/11/2003 |
| 6629549 | Lathe attachment for a portable bandsaw mill The present invention consists of a lathe attachment for installation on a portable bandsaw mill, for turning round shafts from wood blocks on the portable bandsaw mill. The lathe attachment has an elongated chassis, a tailstock and a headstock mounted on... | 10/07/2003 |
| 6532850 | Method and apparatus for dissecting logs A method and an apparatus for dissecting logs in a sawing installation are disclosed. The installation having a reciprocally moving longitudinal conveyor for moving the logs reciprocally through a double band saw assembly utilizing band saw blades having ... | 03/18/2003 |
| 6494240 | 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 paral... | 12/17/2002 |
| 6446412 | Glulam wood beams and method of making same There is provided a glulam wood beam comprising planks having a width substantially smaller than the width of the beam, assembled into snips. The beam is characterized by the presence of flash in the interior by external surfaces made essentially of duram... | 09/10/2002 |
| 6374881 | Method for cutting up logs The invention relates to a method for cutting a log into pieces. The log is cut into pieces with at least two nearly diametrical cuts (S1, S2), where the outermost lie essentially symmetrically around the pith of the stock. Each so-obtained plank is edged... | 04/23/2002 |
| 6325119 | Device for producing square beams from tree trunks To produce square beams from tree trunks (13), a device is proposed in which a tree trunk (13) is first positioned by a centering device (4) such that the lengthwise axis (14) of the tree trunk (13) assumes essentially always the same stipulated position.... | 12/04/2001 |
| 6308756 | Dual alternating transverse feeding mechanism for lumber edgers A lumber feeding mechanism for feeding lumber pieces laterally on a supply conveyor after scanning them with a light scanner to determine a reference axis for the optimum yield of boards. The lumber pieces are fed by dogs from a start position to a feed p... | 10/30/2001 |
| 6295907 | Method and apparatus for on-line monitoring of log sawing Ultrasonic techniques are applied to the measurement of wooden members to detect splitting during sawing operations and thereby allow modification of sawing technique or change in saw cut placement.... | 10/02/2001 |
| 6286571 | Process for sawing logs The invention relates to a method of sawing a log in order to provide a high yield of vertical-grained pieces of lumber. According to the invention, this is achieved by sawing from the log not only pieces of lumber which are triangular or sector-shaped in... | 09/11/2001 |
| 6178858 | Shape sawing system This invention applies to a shape sawing system for sawing lumber pieces from a curved cant portion. A scanner scans the cant portion as it is conveyed on a conveyor system and inputs the scan data into a computer. The computer determines the curvature an... | 01/30/2001 |
| 6161603 | Procedure and apparatus for working a tree trunk by chipping Procedure for working curved tree trunks by chipping into timber products, such as boards and cants, in which procedure the trunk (T) is crook-chipped and a straight side board (S1) is edged at the same time. The invention also relates to an apparatus for... | 12/19/2000 |
| 6128994 | One man circular saw mill The circular saw mill has an engine driven circular saw on a carriage. The carriage has a table that catches the sawn lumber and caries it back to the operator. The saw mill is laid out so one man can operate the mill, which eliminates the necessity for e... | 10/10/2000 |
| 6062280 | Method and apparatus for scanning, optimizing and edging a board with and an active edger An active edger includes an actively positionable gangsaw or a first end saw mounted on an arbor mounted within a stationary saw box. The gangsaw or first end saw is actively positionable relative to the saw box. In a second embodiment, the gangsaw or fir... | 05/16/2000 |
| 6039097 | 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 a... | 03/21/2000 |
| 6039098 | 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 a... | 03/21/2000 |
| 6038954 | Portable bandsaw sawmill apparatus A portable bank saw sawmill which includes a specially designed tubular frame with four rigid tubular posts attaching the overhead track system to the lower deck frame. Logs are placed and secured on the lower frame, the bandsaw assembly moves longitudina... | 03/21/2000 |
| 6032708 | Radial sawing log holder and method A method of log sawmilling capable of producing quartersawn boards, backsawn boards, trapezoidal sections and radial sector wedges for direct use and further processing, comprising the steps of: (a) sawing a log or logs into radial sector wedges with pred... | 03/07/2000 |
| 5946995 | Method and apparatus for curve sawing or traverse edging with an active sawbox An edging and curve-sawing saw has a selectively skewable sawbox, skewable to a workpiece infeed path so as to receive workpieces translated longitudinally along the infeed path and into the sawbox. The sawbox rotatably supports a saw arbor. A plurality o... | 09/07/1999 |
| 5884682 | 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 a... | 03/23/1999 |
| 5881786 | Method of producing wood strips for conversion into composite lumber products The invention is a method for producing flitches prepared from roundwood logs, a method for the manufacture of wood slices or slats from the flitches, and methods of combining the strips into composite lumber products. The methods are based in part on the... | 03/16/1999 |
| 5865929 | Method of producing laminated wood beams A plurality of conventional wood planks are vertically stacked and adhesively joined into an aligned symmetrical pile, the top and bottom planks being wider than planks, therebetween. A longitudinal bisecting cut through the pile produces two asymmetric s... | 02/02/1999 |
| 5853038 | Method and apparatus for the variable position feeding of a gang saw A device for feeding a workpiece into a gang saw sawblade cluster has a longitudinal drive for selectively longitudinally translating a workpiece, which has been sequenced onto the longitudinal drive, into a gang saw sawblade cluster, and a selective posi... | 12/29/1998 |
| 5826637 | Method and apparatus for multiple feeding of flitches to a board edger An apparatus for sequenced or simultaneous feeding of a plurality of flitches to a board edger includes a sequencing conveyor for sequenced feeding of flitches in a horizontal first direction, the flitches oriented in a horizontal second direction perpend... | 10/27/1998 |
| 5816015 | Wooden beam and process for its manufacture A beam is composed of a tree trunk which has been star-mortised into right triangular sections which are joined together in pairs to produce rectanguloid laminae that are, in turn, glued together to form a beam in which growth rings of the tree trunk are ... | 10/06/1998 |
| 5816302 | Method and apparatus for forming curved cants for curve sawing in an active gangsaw A gangsaw in-feed mechanism for positioning a cant and feeding the cant generally longitudinally into a gangsaw along a feed path, wherein the cant is oriented with its planar faces generally horizontal, and wherein the in-feed mechanism has laterally opp... | 10/06/1998 |
