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| Number | Title | Issue Date |
| 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 |
| 6695021 | Molding machine and method for adjusting at least one spindle of the molding machine A molding machine for machining workpieces of wood or plastic material has a transport path for transporting workpieces in a transport direction and adjustable spindles arranged sequentially in the transport direction on the transport path. Tools are fixe... | 02/24/2004 |
| 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 |
| 6571839 | Automatic press roll control According to this invention, introduction of dynamic, closed-loop force and position control over press rolls of a planer or infeed table provides a dramatic increase in capability, performance, and reliability, as compared to the prior art.... | 06/03/2003 |
| 6561239 | Machine for machining workpieces of wood, plastic and the like, in particular, a molding machine, and a method for adjusting such a machine A machine for machining workpieces of wood and plastic has a transport path for transporting workpieces through the machine. One or more driven spindles having a tool for machining the workpieces transported through the machine are provided. An adjustable... | 05/13/2003 |
| 6470932 | Automatic centering system for finishing machine A method and apparatus for improved centering of a workpiece in a surfacing machine includes centering assembly having a plurality of individually movable biasing element sets, comprising an upper element and a lower element. Each element set is operative... | 10/29/2002 |
| 6405769 | Material-recovery apparatus Material-recovery apparatus for obtaining usable, uniformly-dimensioned blanks from scrap. Apparatus is small, and economical in manufacture and operation, using only a single lifting jack and vertical support unit to support the tool-and-feed-roller hous... | 06/18/2002 |
| 6296029 | Centering sectional shoe assembly A method and apparatus for improved centering of a workpiece in a planer machine includes centering sectional shoe assembly positioned in close proximity to opposed cutting heads, between the cutting heads and a centering feed assembly. The shoe assembly ... | 10/02/2001 |
| 6247511 | Method and apparatus for cutting wooden plates A rotatable roll is provided under a planing cylinder rotating at a fixed position. A front feed unit and a rear feed unit having an upper and a lower roll for gripping the plate are provided upstream and downstream of the planing cylinder with respect to... | 06/19/2001 |
| 6216756 | Log processing apparatus A log processing apparatus is disclosed for processing a log with tapered sides, the log processing apparatus including a frame assembly, and infeed guide assembly including upstream and downstream pairs of guides configured to grip and center the tapered... | 04/17/2001 |
| 6213177 | Feed wheel A feed wheel (24) for use in a wood working machine (10) in which the feed wheel is rotated while in driving engagement with a wood piece to drive the wood piece past a wood working element. The feed wheel is preferably driveable in one direction only and... | 04/10/2001 |
| 6189682 | Position control apparatus and method for controlling the movement of a block in a woodworking machine The present invention provides an automatic lug loader to place blocks on each lug on a lug conveyor in a finger jointing machine. The lug loader includes a support structure with a control station and a feed table. A powered loading conveyor overlies the... | 02/20/2001 |
| 6176283 | Adjustable support for conveyor An adjustable support for a conveyor for controlling the position of a product such as a log. Support structure is provided near each end of the conveyor. The structure includes mechanism to shift the conveyor side ways and also has mechanism to elevate a... | 01/23/2001 |
| 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 |
| 6029722 | Shaping machine A shaping machine has at least one rotatably driven spindle having a conical receiving opening. A tool is provided. A conical member is mounted in the receiving opening, wherein the tool is secured by the conical member to the spindle. A clamping device c... | 02/29/2000 |
| 5918653 | Adjustable support for conveyor An adjustable support for a conveyor has paired cylinders pivotally attached to the frame of the conveyor. The frame supports the mechanism for transporting a lumber product. Each pair of cylinders is mounted in a crossed configuration which provides rigi... | 07/06/1999 |
| 5894873 | Apparatus for processing logs Logs are cut to firewood length and split on a trailer that has a jacking foot at the trailer tongue and that defines an elongated bed for supporting the log lengthwise of the trailer. A superstructure pivotably supports a chainsaw for cutting the log, an... | 04/20/1999 |
| 5785102 | Board edging infeed apparatus Disclosed herein is an apparatus for positioning an elongate cant for the infeed of the cant into an edging device capable of longitudinally cutting the cant to remove the wane edges thereof. The apparatus generally comprises: a frame structure; a conveyi... | 07/28/1998 |
| 5649580 | Assembly for infeed table A mechanism for elevating and/or shifting a log infeed table to position a log received on the infeed table for a subsequent operation. The mechanism has sets of opposed paired crank arms pivotally mounted on supports. The infeed table is mounted on suppo... | 07/22/1997 |
| 5617910 | Position control apparatus and method for controlling the movement of a block in a woodworking machine The present invention provides an automatic lug loader to place blocks on each lug on a lug conveyor in a finger jointing machine. The lug loader includes a support structure with a control station and a feed table. A powered loading conveyor overlies the... | 04/08/1997 |
| 5482098 | Feeding device for curved workpieces A device for feeding a curved workpiece is presented. A shaping device incorporating a feeding device of the present invention comprises a base; a cutting head projecting vertically above the base for shaping the workpiece; and a jig mounted to the base f... | 01/09/1996 |
| 5458172 | Debarking and chipping apparatus A debarking and chipping apparatus mainly for coniferous trees, intended for the production and recovery of bark chips and chips for digestion from small trees (5) having a diameter of 4-20 cm. The apparatus is made up of a debarking unit (1), which debar... | 10/17/1995 |
| 5429161 | Apparatus for optimum positioning of cants for resawing The disclosure herein describes an apparatus for the measuring and positioning of cants and their subsequent feeding to a sawing station. A feed table is used for conveying the cants towards the station and includes a lateral guide against which each cant... | 07/04/1995 |
| 5417265 | Infeed method and apparatus for a machining device An apparatus and method for delivering pieces of lumber to a machining device having a longitudinal machining path and operating at a predetermined longitudinal speed. The infeed system comprises feed belt conveyors for carrying pieces of lumber simultane... | 05/23/1995 |
| 5368080 | Apparatus and method for a board infeed system A board edging infeed optimization system is described. The infeed system is equipped with a conveyor which transversely advances the board, a conventional optical scanning station, and a computer which calculates a longitudinal reference datum line and a... | 11/29/1994 |
| 5111860 | Compression log debarking apparatus Apparatus for debarking a log using the compression debarking technique includes rollers which apply radial pressure to the log to separate the bark from the wood of the log. Three double-cone rollers, each having its double cones tapered to the middle of... | 05/12/1992 |
| 4991636 | Timber planing machines A machine for planing lengths of timber comprises mutually perpendicular spindles for cutter blocks (7,8). The spindle carrying the cutter block (8) extends below a machine bed (1). The spindle carrying the cutter block (7) extends across the bed (1). A c... | 02/12/1991 |
| 4989653 | Edging apparatus An edging apparatus is provided which permits fast, efficient edging of materials, such a plexiglass, masonite or wood, on a horizontal plane. The edging apparatus includes a material support surface, a motor and cutter, a fence and an automatic feed asse... | 02/05/1991 |
| 4886099 | Woodworking machine with feeding system The feeding system comprises feed rollers intended for the automatic delivery, advance, and ejection of workpieces. The feed rollers are all driven jointly by a single drive facility via various belt or chain drives; they all have the same peripheral spee... | 12/12/1989 |
| 4881584 | Infeed conveyor for saw The invention is an infeed conveyor for a saw which enables feeding sweepy cants or logs in such a manner as to achieve a significant improvement in lumber recovery. The conveyor has at least one portion which can be configured between a straight line tra... | 11/21/1989 |
| 4875512 | Feeder having a speed change mechanism with a graduated threaded-shaft protector This invention relates to a feeder including a roller seat, a threaded control shaft which has one end protruding out from the roller seat, and an adjusting knob connected with the end of the threaded control shaft for changing the rotating speed of the c... | 10/24/1989 |
| 4823851 | Infeed table for lumber planer machine An infeed table for delivering pieces of lumber to a planer machine is characterized by separate and independent lateral and longitudinal drive mechanisms to continuously deliver the lumber to the planer at the speed of the planer feedworks without damagi... | 04/25/1989 |
| 4696392 | Cage roll assembly An anti-toggling, constant-contact cage roll assembly is provided for movement of corrugated box blanks along a belt. In one embodiment, the cage roll assembly includes a series of four rollers that are mounted to a bar spring-biased away from a frame, in... | 09/29/1987 |
| 4687035 | Machine for processing plywood sheets A machine for processing plywood sheets which pass one behind the other includes a horizontal transporting and supporting roller, a cutter located above the roller and movable toward and away from the roller, a transporting device including a machine tabl... | 08/18/1987 |
| 4583576 | Means for feeding a tree trunk A device for feeding a tree trunk with lateral and vertical centering into a machine processing round timber. Heretofore, the feeding of the log into the machine has taken place manually, which is exceedingly heavy work. The invention comprises a feed gut... | 04/22/1986 |
| 4483378 | Feeding device of wood working machine A feeding device used for a wood working machine includes two roller assemblies respectively mounted to two roller supports which can be controlled to turn about horizontal axes and which in turn is supported by an upper portion mounted to a cantilever ar... | 11/20/1984 |
| 4413662 | Edging system A system for orienting cants for edging by the side cutters in an edger including an infeed unit for moving the cant into the edger along a prescribed path; a manually controllable positioning assembly remotely of the infeed unit for selectively positioni... | 11/08/1983 |
| 4058151 | Automatic lumber feeding device in combination with a wood working machine An automatic lumber feeding device to be used in combination with a wood working machine such as a hand feed planer or the like. The lumber feeding device comprises a fixed bracket, a free bracket mounted to the fixed bracket at a certain angle and a roll... | 11/15/1977 |
