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Class 144/394 - Work and product


Subclass of Class 144 - Woodworking
Definition: Subject matter including detecting a characteristic of the
No. of patents: 16
Last issue date: 12/28/2010


NumberTitleIssue Date
7857021System for positioning a workpiece
A system for positioning a workpiece in an optimized position. In one embodiment a marking device places a mark on the workpiece prior to the workpiece passing through a scanner cooperating with an optimizer. The optimizer determines the optimized position of the wo...
12/28/2010
7681610Optimized planermill system and method
An optimizing planermill system includes a control system and a workpiece feed path for feeding an array of workpieces linearly downstream to an optimizing planer. The gap size between successive workpieces is set so that each gap provides enough time for relative m...
03/23/2010
7614433Wood-reducing apparatus with continual feeder assembly
Apparatuses, methods, and systems for producing wood chips are disclosed. The disclosure in one embodiment produces smooth wood chips of generally uniform size and shape, suited for use in making paper, cardboard, and other recyclable materials. In one embodiment, a...
11/10/2009
7503359Harvester for a forestry machine
A harvester for a forestry machine comprises grapples, a cutting device, trimming devices, and advancement devices for grasping, cutting, trimming, and advancement in the axial direction, respectively of a tree stem. Further, the harvester includes a measurement dev...
03/17/2009
7431060Automatic fiber yield system and method
The present invention is a system and method for the automatic control of a debarking system for use in a chip mill, paper mill, or the like. The present invention comprises one or more programmable logic controllers (PLCs) that receive input from ultrasonic sensors...
10/07/2008
7426422Wood tracking by identification of surface characteristics
A “Woodprint™” characterization and identification technique employs cameras (16), lighting (14), camera interface hardware (18), a computer (20), and/or image processing software to collect and analyze surface characteristics of pi...
09/16/2008
7422042Method and apparatus for centering a log
An apparatus for centering a log to allow an optimum yield axis and a maximum radius of rotation of the log to be calculated more accurately than conventionally possible. The angle of rotation of a log M is detected by a rotation angle detector that is engaged with ...
09/09/2008
7308921Horizontal 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
7171278Optimized 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
7134465Process and apparatus for identifying, tracking and handling lumber to be cut-in-two
An apparatus for identifying, tracking and handling lumber to be cut-in-two includes a scanner and optimizer to scan the length of a board and to compare the scanned board to predetermined criteria so as to identify a board which, optimally, would be cut into two pi...
11/14/2006
7011124Stump grinder having automatic reversing feed assembly
A reversing automatic feed assembly for a stump grinder includes at least one sensor adapted to sense excessive load placed on the stump grinder and output a signal thereof. The reversing automatic feed assembly also includes a control system operatively connected t...
03/14/2006
6991012Apparatus for sawing a workpiece
A method of forming a workpiece into sectioned parts using a pair of laterally translatable chipping heads and, downstream, a cutting device of the type having a plurality of rotatable cutting members mounted for rotation on a common axis which is movable and includ...
01/31/2006
6895844Laser-based calibrating method and apparatus
A method and apparatus for identifying a place where a saw may be performed. An oscillating laser beam is provided to a target according to a user preference. The user selects at least one characteristic of the oscillating laser beam in order to identify the target ...
05/24/2005
6830087Method and equipment for producing uniformly moist veneer
The invention concerns a method to produce a uniformly moist veneer (6) or plywood. According to the invention moisture of the veneer (6) or plywood is measured in one or several points, and any moisture differences noticed in this veneer or plywood ar...
12/14/2004
5251681Method and apparatus for optimizing planer mill output
A method and associated apparatus for selecting a target rate of board treatment by a woodworking tool, measuring the difference between the actual rate of board treatment by the woodworking tool and the selected target rate, calculating the tool speed re...
10/12/1993
5002106Method and device for the production of wood sheets from cut wood
A method for the production of finished wood sheets from rough cut wood includes the steps of conditioning the rough cut wood, as necessary, to obtain a predetermined moisture content equivalent to a humidity of 50%. The conditioned rough cut wood is cut ...
03/26/1991
 
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