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| Number | Title | Issue Date |
| 8087438 | Detection systems for power equipment Methods to detect when a human body contacts a predetermined portion of a machine are disclosed. The methods distinguish contact with a person from contact with other materials. The methods are particularly applicable in woodworking equipment such as power saws to d... | 01/03/2012 |
| 7971613 | Detection systems for power equipment Methods to detect when a human body contacts a predetermined portion of a machine are disclosed. The methods distinguish contact with a person from contact with other materials. The methods are particularly applicable in woodworking equipment such as table saws to d... | 07/05/2011 |
| 7954524 | Motors and processing units for processing trees A motor for a tree processing machine is provided. The motor includes a mechanism configured to drive a wheel. The wheel is configured to engage a portion of a tree. The motor also includes a housing containing the mechanism. The motor further includes an encoder. T... | 06/07/2011 |
| 7870880 | Optimizing planer infeed system and method An optimizing planer infeed system for feeding an array of workpieces downstream to a planer includes an apparatus for setting the size of the gaps between successive linearly aligned workpieces so that each gap between successive workpieces provides enough time for... | 01/18/2011 |
| 7861754 | Edger with staggered saws Embodiments of the present invention provide a wood processing machine adapted to cut wood workpieces along multiple optimized cutting paths. In various embodiments, the wood processing machine includes a first saw assembly and a second saw assembly that is disposed... | 01/04/2011 |
| 7784507 | Router with improved safety system A router is described for cutting workpieces with router bits. The router includes a safety system configured to detect one or more dangerous conditions between a person and a router bit. The safety system includes a reaction subsystem configured to perform one or m... | 08/31/2010 |
| 7600545 | Processing apparatus of wood to be chipped The present invention concerns an apparatus for receiving and feeding into a chipper wood to be chipped, said apparatus containing a feed conveyor receiving log bundles, a tumbling drum breaking the bundles, and a receiving conveyor. The feed conveyor is speed-contr... | 10/13/2009 |
| 7228772 | Brake positioning system A saw is disclosed having a detection system adapted to detect a dangerous condition between a person and a saw blade, and a brake adapted to stop the saw blade in response to detection of the dangerous condition. The saw further includes a brake positioning system ... | 06/12/2007 |
| 7171278 | Optimized planer feeder system and method An apparatus for optimizing orientation of a workpiece in a planermill for feeding of the workpiece into a planer includes an infeed to the planer, a workpiece turner for selectively turning the workpiece end-for-end upstream of the planer on the infeed a workpiece ... | 01/30/2007 |
| 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 |
| 7121310 | Underwater pile cutting apparatus and method of use An apparatus for cutting wooden piles underwater and a method of use are disclosed. The apparatus has a frame and brace configured for engaging a pile. A pressure medium activated cutting device is connected to the frame and oriented at an angle such that a pile can... | 10/17/2006 |
| 7089528 | Methods and systems for estimating reticle bias states Disclosed are methods and systems for estimating a reticle bias state for a process system, that include computing a difference between control data provided to the process system and error data based on a process system output(s), and estimating the reticle bias st... | 08/08/2006 |
| 7063282 | Comminuting apparatus The present invention concerns a chipping or crushing apparatus having a prominent speed of rotation and mass inertial moment. The main parts of the apparatus include a chipping disc or a rotor, a short circuit motor and a frequency converter connected to the circui... | 06/20/2006 |
| 7039474 | Packaging system and method therefor A system for monitoring the condition of a packaging machine during operation and diagnosing potential problems in the performance of the machine. The system comprises an input device, an output device and a processing unit that supports a user interface presented b... | 05/02/2006 |
| 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 |
| 7007728 | Knuckle boom for reaching and pulling and hydraulic circuits therefor When arranging the geometry of knuckle booms with efficient hydraulic circuits it is sometimes necessary to place the cylinder that provides the reaching force above the boom so that its base area rather than its rod end area provides the boom point motion and force... | 03/07/2006 |
| 6997221 | Reach actuation for energy saving hydraulic knuckle booms The knuckle boom includes a hoist boom having a proximal end pivoted to a machine base, and a stick boom having a proximal end pivoted to a distal end of the hoist boom. At least one hydraulic hoist cylinder is mounted between the machine base and the hoist boom, an... | 02/14/2006 |
| 6997090 | Safety systems for power equipment A saw with a safety system is disclosed. The safety system includes a detection system adapted to detect contact between a person and a blade while the blade is moving. The safety system further includes a brake system adapted to engage the blade and to stop the bla... | 02/14/2006 |
| 6986368 | Hydraulic control system for tree cutting saw A hydraulic circuit for a tree-cutting machine having a feed mechanism powered by hydraulic fluid at the output of a hydraulic motor. The hydraulic motor may comprise a variable-displacement motor. The hydraulic circuit may comprise elements which provide an anti-st... | 01/17/2006 |
| 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 |
| 6965411 | Remote camera positioner Apparatus for remotely controlling the positioner of a camera head. At least one hydraulically-actuated positioner for rotating the camera head with respect to an axis is fixed to the camera head and to a camera support device, such as a camera boom. The positioner ... | 11/15/2005 |
| 6962249 | Conveying device A conveying device (10) for transporting transported goods includes at least one profile rail (12), at least one transported goods support (14) that is supported by the at least one profile rail and is moveable along the profile rail, and a driv... | 11/08/2005 |
| 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 |
| 6857345 | Brake positioning system A saw is disclosed having a detection system adapted to detect a dangerous condition between a person and a saw blade, and a brake adapted to stop the saw blade in response to detection of the dangerous condition. The saw further includes a brake positioning system ... | 02/22/2005 |
| 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 |
| 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 |
| 6778680 | Apparatus for detecting markings on opposite end faces of a wood block A peeler block is formed previously on its opposite end faces with markings the centers of which define an optimum axis about which the block should be rotated for achieving maximum yield in peeling veneer from the block in a rotary veneer lathe. An apparatus is dis... | 08/17/2004 |
| 6772809 | Knife assembly for a veneer lathe The invention relates to a knife assembly for a veneer lathe, the knife assembly comprising heads having mounted therebetween a knife beam and a nose bar beam, the beams respectively supporting a peeling knife and a solid nose bar. The knife assembly is turnable abo... | 08/10/2004 |
| 6763863 | Hydraulic circuits for tree-harvesting knuckle booms A hydraulic valve is used to judiciously shunt oil from lowering ends of the hoist and stick cylinders that have been plumbed to achieve near horizontal movement. This allows the use of cylinders that have unequal rod/bore ratios or to compensate for certain transie... | 07/20/2004 |
| 6732774 | Multi-purpose farm apparatus A multi-purpose farm apparatus capable of being easily transported and which can be used to perform a variety of tasks. The multi-purpose farm apparatus comprises a trailer, a combination baler and wood splitter and a hydraulic system mounted thereon. The combinatio... | 05/11/2004 |
| 6719023 | Apparatus for producing rectangular furniture boards with a glued-on edge Apparatus for producing rectangular furniture boards with a glued-on edge, in which the following are arranged one after another in the passage direction: a longitudinal sawing device (14), which divides a rectangular initial board (12) into a p... | 04/13/2004 |
| 6705363 | Log processor and method A log processor and log processing method scans a log (L) at a first station (18) so that the longitudinal centerline (32) and a sawing scheme for the log can be automatically determined by a controller (4). The log is oriented at a second stati... | 03/16/2004 |
| 6701984 | Wood board made of a plurality of wood pieces, method of manufacture and apparatus The process is used for making individual wood boards (52) from a plurality of wood pieces (10). In this process, wood pieces (10) of similar length and are joined side by side so as to form a panel (30). The panel (30) is then cut in a longitudinal direc... | 03/09/2004 |
| 6688352 | Multi-axis work center, for multiple production, in particular for wood working The invention relates to a work center for wood working including: a support base (1) for the pieces to be worked; a structure (6), mobile along said base in the direction of a first numerically controlled axis (X); a support (12) of a tool group (13) mounted on sa... | 02/10/2004 |
| 6681818 | 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 ... | 01/27/2004 |
| 6668692 | Process and device for the control of a motorized feed drive The invention consists of a process for the control of the motorized feed drive for the movable workplace table of a machine tool, in particular the rolling carriage of a circular saw. The manual force that is applied by the operator in direction of the f... | 12/30/2003 |
| 6666246 | Automated planer machine An automated planer machine for planing a piece of lumber. The planer machine has a feed table for slidably receiving the bottom surface of the piece of lumber along a traveling course. One or more planing heads extend on sides of the traveling course to ... | 12/23/2003 |
| 6666242 | Wood planing machine with a height display unit A wood planing machine includes a base, screw rods mounted rotatably on and extending from the base, a cutter carriage mounted movably on the screw rods, and a detecting unit including a light transmitter and a light receiver that cooperates with the ligh... | 12/23/2003 |
| 6640855 | Log home fabrication process and associate log cutting machine A log processing machine and associate method employs one or more log guides to make joinery cuts in a processed log which has at opposed edges of the processed log the raw log's natural external contour. In a preferred embodiment of the invention, each l... | 11/04/2003 |
| 6607017 | One pass combination of traditional and multi-axis material carving machine Apparatus and method for carving a uniformly carved portion and a variably carved portion in a workpiece in a single pass. The apparatus consists of a uniform carving head fixed relative to the workpiece and a variable carving head that is movable simulta... | 08/19/2003 |
