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7536939 |
Apparatus and method for curve sawing of a plank
The invention concerns an apparatus and method for guiding a plank towards cutting tools for curve sawing of the plank. The apparatus comprises a first guide and drive mechanism mounted on a...
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7490641 |
Optimizing planer system and method
An optimizing planer system includes a control system; a workpiece feed path; and, an optimizing planer. The optimizing planer is operably coupled to the control system. The optimizing planer is...
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7178566 |
Process and apparatus for producing veneer strips, chipped wood or the like
The invention relates to a process and an apparatus for producing veneer strips, chipped wood or the like, individual pieces of wood being joined together, with grains parallel, to form a group and...
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6481471 |
Spike roller for axial feeding or rotation of a log
A roller for grasping a log for axial movement or rotation of a log, the roller including spike bar retainers fastened on the cylindrical surface of the roller. The spike bar retainers accept and...
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6422277 |
Feed rolls with replaceable flute elements
A fluted feed roll has inner replaceable flute inserts which abut and are bolted to anchor pieces welded in place on a cylindrical roll body. Part of the inner longitudinal edge of the flute...
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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...
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6213176 |
Device for working of tree trunks
A device for producing squared timber from tree trunks includes a feed section, a machining center, and a delivery section; the feed section has at least two grippers which can be placed against...
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6189585 |
Single-grip harvester head for felling and processing of trees
A single-grip harvester head comprises a frame (1, 2), which defines a tree feeding path, and two feeding roller arms (5), which are pivotable in relation to the frame (1, 2) about a pivot axis...
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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...
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5975168 |
Device and method for trimming a tree
A trimming device and method maintains a first trimming member of a tree harvester head at a preselected transverse position relative to a tree trunk during relative longitudinal movement of the...
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5954105 |
Workhead for 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...
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5944078 |
Feeding roller for a log feeding device of a debarking machine
A feeding roller for a log feeding device of a debarking machine, said feeding roller (1) comprising a substantially drum-like body (3) and a rib formation (5) consisting of ribs (9) provided in...
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5797438 |
Toothed roller
A toothed roller having a cylindrical body with circumferential rows of teeth fixed on the outer surface of the body. The rows of teeth are longitudinally spaced apart on the body. A cleaning ring...
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5692549 |
Feed rollers for chipper
A chipper for chipping wood material has first and second feed rollers at an inlet. The first and second feed rollers are secured to a frame of the chipper with the axes of the feed rollers being...
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5622213 |
Flying log turner
Apparatus for rotating a log delivered by an infeed conveyor about its longitudinal axis for delivery to an outfeed conveyor comprising a main frame and a rotatable housing mounted in the main...
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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...
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5447186 |
Chipping canter
A chipping canter is provided for producing four-sided cants from curved logs. It allows the slabbing heads thereof to follow the natural curvature of the logs for obtaining cants having a maximum...
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5435361 |
Method and apparatus for around the curve sawing
A method and apparatus for around the curve sawing is shown and described wherein a group of roller assemblies are positionable along a selected semicircular path having a point of tangency...
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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...
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5355920 |
Felling and delimbing apparatus allowing to delimb trees in length and its method of use
The invention relates to an improvement in a felling and delimbing apparatus having a head for felling and delimbing trees; a frame, at least two grasping jaws and, delimbing knives mounted on said...
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5297601 |
Triple head high speed log debarker
A log debarker for debarking a lengthwise-moving log includes a pair of debarking subassemblies each including a pair of cylindrically concave, rotating cutter elements positioned angularly...
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5163489 |
Timber harvester
A timber harvester disclosed includes a frame (1), two feed tracks (5) jointed opposite one another, a front stripping blade (20), and a rear stripping blade (16). A frame (4) of the feed track (5)...
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5082036 |
Forest harvester
The invention concerns a forest harvester suspended pivotally at the end of a crane jib (1) and rotatable around its shaft of suspension for felling of a tree trunk and for trimming and possible...
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5070989 |
Log sweep positioner
A curved log to be sawn lengthwise by a vertical saw blade is supported for a time, near its center of gravity, by a device which permits the log to rotate about its axis, and thus find an...
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5058638 |
Apparatus for cross-cutting treetrunks, comprising a device for measuring lengths
An apparatus for cross-cutting a treetrunk comprises gripping members which embrace the treetrunk, a feeding mechanism for moving the treetrunk in its longitudinal direction, and a saw which moves...
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5020579 |
Automatic infeed control
In a wood chipping machine, having a powered infeed material conveyor, an infeed control circuit for automatically adjusting infeed material capacity. The circuit has a monitor for monitoring...
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4974648 |
Implement for lopping felled trees
An implement for lopping felled trees comprises a frame, which is adapted to be suspended from a lifting tackle and is provided with gripping members for engaging a treetrunk from below, with...
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4951725 |
Method of continuously processing elongated articles such as coherent pairs of chopsticks and an apparatus for carrying out the method
A method and an apparatus for continuously processing and packing elongated articles (10) such as coherent pairs of chopsticks imply that the articles (10) are continuously advanced in the...
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4907632 |
Process and apparatus for the feeding of tree trunks to a processing machine
A tree trunk is fed to a cutting station along a centerline line by a pluity of groups of centering rolls spaced along the centering line. Some rolls are driven to advance the trunks. The groups of...
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4901778 |
System for replacing feedroll inserts
A system is provided for installing, retaining and replacing the saw-teeth strip inserts of rotatable, cylindrical feedrolls, without concomitant damage thereto. More specifically, a plurality of...
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4805676 |
Automatic whole and multiple tree firewood/hog fuel processor
An adjustable infeed ramp supports the input end of a main frame at a height to tilt the main frame to correspond to the inclination of a log in process. Pulled into the machine by a winch line,...
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4682639 |
Apparatus for cutting veneer pieces into equal sections
An apparatus for cutting a veneer piece into equal sections includes a main conveyer for feeding the veneer piece in a direction transverse to the wood fibers thereof and a cutter disposed in the...
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4637443 |
Saw assembly
A saw assembly for reducing logs while passing the logs at least once through the assembly and resawing the resultant sawn blocks while re-passing the blocks at least once through the saw assembly....
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4621971 |
Means for rotating tree trunks
A means for rotating tree trunks or equivalent into correct position regarding their curvature, prior to their feeding into a machine processing round timber. The means is primarily intended to be...
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4603718 |
Feed roll construction for log debarkers
A log debarker having a frame, a stator supported by the frame, a rotor journaled in the stator for rotation about a longitudinal axis of the rotor, a rotating mechanism for rotating the rotor...
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4534390 |
Portable chipper with relatively low power high torque tree feed mechanism for feeding the tree or other product to be chipped at a controlled feed angle
A whole tree feeding and chipping assembly for longitudinally feeding whole trees with attached limbs and branches to a chipper wherein the chipper disc is arranged crosswisely at an acute angle to...
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4516613 |
Debarking machine with infeed rolls having helical offset log feeder blades
An improvement in a debarking machine of the type including an annular frame, a plurality of debarking tools mounted in annularly spaced relation within the annular frame for rotation together...
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4515192 |
Device for processing trees or the like
A device for processing trees or the like comprises two grabbing members pivotable towards and away from each other about hinges and carrying rolls provided to feed trunks at an angle to the...
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4510981 |
Self-centering feeding device
The self-centering feeding device (20') for elongated objects such as logs includes a conveyor means (30) carried by a parallel mechanism having a vertical stationary part. The parallel mechanism...
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4509574 |
Feed roll spikes with plus-shaped cutting edges
An improvement in a debarking machine of the type including an annular frame, a plurality of debarking tools mounted in annularly spaced relation within the annular frame for rotation together...
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4506713 |
Debarking machine with feed rolls having elongated members accommodating lateral movement
An improvement in a debarking machine of the type including an annular frame, a plurality of debarking tools mounted in annularly spaced relation within the annular frame for rotation together...
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4471823 |
Log processing positioning means
Log processing positioning apparatus in which a log is brought to pass along a path from an input end of the same and through a log processing device at an output end of the path provided to divide...
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4457350 |
Lumber planing machine
A lumber planing machine with mechanisms in several embodiments whereby equal thickness planing cuts are very accurately taken from the top and bottom surfaces of sawed lumber with capability of...
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4440203 |
Arrangement for inserting blocks of timber in a timber processing machine
An arrangement for feeding blocks of timber into a cutting machine has a stationary rear pair of lateral guide rollers immediately in front of the saw blades, a laterally displaceable front pair of...
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4440204 |
Planer mounting system
A planar of the type adapted to be mounted on and driven by a multipurpose woodworking tool includes a housing, a rotating blade member, and a table mounted beneath the blade member and vertically...
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4431039 |
Involuted disc slicer
A comminuting apparatus for reducing trees or portions thereof to particles of engineered length especially suitable for ring flaking for subsequent use in flakeboard fabrication and for use by...
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4425952 |
Log-feed apparatus
A log-feed apparatus used in a log-feed assembly, where the assembly functions to advance a log along a transport axis in a log-debarking system. An elongated arm in the apparatus is mounted at an...
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4424840 |
Roller feed device with bearing cartridge
A roller feed device in a log-feed assembly. The device includes an elongated arm having an inner mounting end and an outer roll-carrying end. Formed in the outer end region of the arm is an...
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4395942 |
Aloe vera plant gel separator
An apparatus for feeding an aloe vera plant leaf to a cutting knife. The apparatus is designed to transport the leaf on a first endless belt conveyor on which the leaf is laid lengthwise and flat...
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4385650 |
Feed roll with spikes
An improved feed roll for logs and the like has a plurality of radially extending trapezoidally shaped pyramids spaced circumferentially about the surface. In adjacent rows an offset may be...
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