Class 144/178 - Reciprocating log stay

Subclass of Class 144 - Woodworking
Definition: Slicing machine wherein the stay-log is caused to reciprocate
No. of patents: 37
Last issue date: 06/28/2011

Number	Title	Issue Date
7967043	Method and apparatus for cutting veneer sheets from a flitch A method and apparatus for retaining a flitch on a staylog or slicer for slicing veneer from the flitch, the staylog or slicer having a plurality of expandable wedge-clamp dogs, the method comprising the steps of providing a flitch having a plurality of dados for re...	06/28/2011
7918253	Veneer slicer A method and apparatus for converting a flitch into sheets of veneer. The method and apparatus include providing a drive mechanism which causes relative motion of a knife in contact with the flitch. The relative motion is relatively slower during one part of the cut...	04/05/2011
7426947	Veneer slicer A method and apparatus for converting a flitch into sheets of veneer. The method and apparatus include providing a drive mechanism which causes relative motion of a knife in contact with the flitch. The relative motion is relatively slower during one part of the cut...	09/23/2008
7395843	Method and apparatus for retaining a flitch for cutting Method and apparatus for retaining a tapered flitch having a veneer-producing zone on a flitch table for rotating or translational movement past a veneer-slicing knife comprises stationary dog means coupled to a flitch-carrying body for engaging the flitch and means...	07/08/2008
7100650	Veneer slicer The problem in previously known stay log-type veneer slicers in which a large block of wood is directed in an eccentrically rotating manner past a knife consists of the fact that a remaining block that cannot be sliced has to be removed by hand from a girder structu...	09/05/2006
7066222	Veneer slicer In a slicer having a table for supporting a workpiece from which a slice is to be sliced, a knife is linked at opposite end portions of the knife to cranks for moving the knife in strokes having components generally transverse and parallel to the knife. The table wi...	06/27/2006
7028729	Apparatus and method for manufacturing veneer Disclosed is a veneer slicing apparatus including a table assembly. A blade support is mounted on the table assembly. A blade is supported in the blade support. A carriage assembly is adapted to engage and hold a log generally parallel to the table assembly. A drive...	04/18/2006
7025099	Drive system for veneer slicer A drive mechanism for reciprocating a flitch table (114), the drive mechanism comprising a drive shaft (118) having an output end, a prime mover coupled to the drive shaft (118) for rotating the drive shaft (118), a coupler (120) o...	04/11/2006
6923228	Veneer-slicing machine In prior art veneer-slicing machines, the blade is always mounted so that its cutting edge is parallel to the plane of the table, inside of which a wooden beam can be clamped. As a result, it is not possible or only possible with a high degree of complexity, to make...	08/02/2005
6913049	Veneer slicing machine The invention relates to a veneer slicing machine. The output of prior art veneer slicing machines is limited by virtue of the fact that the slideways quickly heat up at a maximum stroke rate. As a result, the maximum permissible temperature of 120° C. is quickly r...	07/05/2005
6102090	Flitch table mounting A veneer slicer comprises a frame and a flitch table for supporting a flitch for the slicing of veneer therefrom. The flitch table is supported from the frame. The veneer slicer further comprises a knife. The flitch table and knife are relatively movable ...	08/15/2000
5996656	Apparatus for clamping flitches on vertical slicers An apparatus for holding flitches for slicing in a vertical slicing process. The apparatus includes a clamp having a centrally located vacuum pocket disposed between two opposed clamping dogs. The clamp provides a vacuum assisted clamp for vertical slicin...	12/07/1999
5979524	Veneer slicer A veneer slicer comprises apparatus for reciprocating a flitch from which veneer is to be sliced, apparatus for supporting a knife for slicing veneer from the flitch as the flitch is reciprocated, and apparatus for supporting a pressure bar for contacting...	11/09/1999
5915429	Compact small diameter log sawmill A sawmill that is a compact integrated unit of a multiplicity of components all mounted on a common frame for performing different functions to produce pieces of lumber from a log. Logs can be processed that have a minimum diameter of approximately 2" and...	06/29/1999
5868187	Method and apparatus for retaining a flitch for cutting Method and apparatus for retaining a tapered flitch having a veneer-producing zone on a flitch table for rotating or translational movement past a veneer-slicing knife comprises stationary dog means coupled to a flitch-carrying body for engaging the flitc...	02/09/1999
5865232	Method and apparatus for cutting veneer sheets from a tapered flitch A novel method and apparatus for cutting veneer sheets from a tapered flitch (one-half of a veneer log which has been sawn in half longitudinally) that places the veneer producing face of a tapered flitch in a stable, parallel relationship with the veneer...	02/02/1999
5701938	Method and apparatus for retaining a flitch for cutting The present invention includes apparatus for retaining a tapered flitch, having a generally semi-cylindrical veneer-producing zone, on a staylog for movement past a veneer-slicing knife, wherein the tapered flitch includes an axis of rotation. The apparat...	12/30/1997
5680887	Veneer slicer with timing belt A veneer slicer includes a flitch drive assembly for reciprocating a flitch table. The drive assembly includes a timing belt coupling a drive motor output shaft to at least one driven wheel, wherein the driven wheel is connected to the flitch table by a c...	10/28/1997
5590700	Vacuum flitch table with self-cleaning vacuum valve A vacuum valve includes a valve body with a cylindrical sidewall having a vacuum inlet coupled to a vacuum source and a vacuum outlet. A piston is disposed within the valve body for movement between an open position and a closed position and provides a va...	01/07/1997
5562137	Method and apparatus for retaining a flitch for cutting The present invention includes apparatus for retaining a tapered flitch, having a generally semi-cylindrical veneer-producing zone, on a staylog for movement past a veneer-slicing knife, wherein the tapered flitch includes an axis of rotation. The apparat...	10/08/1996
5511598	Veneer-slicer with remotely controllable blade angle adjustment A veneer-slicing apparatus includes a flitch table movable relative to a carriage which carries a cutting blade for slicing veneer sheets from the flitch. The cutting blade is mounted on a blade carrier that is rotatable relative to the carriage. The appa...	04/30/1996
5385184	Vacuum holding device for a veneer slicer A vacuum holding device is provided for a veneer slicer, comprising a vacuum source, a platen having a flat surface comprising a plurality of vacuum compartments, wherein each compartment contains at least one port connected through a vacuum line to the v...	01/31/1995
5123319	Circular saw A circular saw shaft for cutting wood comprises a motor-driven shaft and a ircular saw blade mounted on the shaft. A support disk is mounted on the shaft in spaced relationship to the saw blade to apply to the wood a supporting force in a direction extendi...	06/23/1992
4683926	Slicer dogs for thirds and quarters Slicer dogs for use in a veneer slicer in which a flitch is held against a flitch table and the table reciprocated in a plane generally parallel to the table relative to a knife and pressure bar. The knife slices sheets of veneer from the flitch during al...	08/04/1987
4601317	Veneer slicing system A system permits the apparatus for slicing veneer from a flitch to be initially adjusted and to be operated efficiently and reliably. The system includes an improved pressure plate adjustment means as part of the apparatus, including an electric drive for...	07/22/1986
4587616	Control system for veneer slicer According to the present invention, a control system is provided for advancing and retracting the knife and pressure bar carriage of a veneer slicer. This system replaces the conventional feed screw carriage actuator and permits the knife and pressure bar...	05/06/1986
4516614	Method of slicing veneer In veneer slicing, the surface portion of the log or block to be sliced is heated but to a relatively shallow depth. Heating preferably is effected by infrared radiation, whereby the large hot water vats at present in use can be dispensed with, and a vene...	05/14/1985
4503896	Dog system for veneer slicer A veneer slicer comprises a reciprocating flitch table providing a mounting surface for a flitch, a knife and pressure bar assembly movable along a path normal to the mounting surface, top and bottom dogs for gripping the flitch and holding the flitch aga...	03/12/1985
4185787	Apparatus for making wood shavings Wood shavings suitable for use as absorbent bedding litter for poultry or other animals are produced at a high rate of production by a machine which includes an elongate open-bottomed stationary hopper adapted for receiving a supply of elongate wood piece...	01/29/1980
4137957	Wood stock support construction for a blade holder and bar carrying unit of a vertical type wood shearing machine In a vertical type wood shearing machine having a blade holder and bar carrying unit and a substantially vertical support cable, the improvement being at least two wood stock support arms each pivotally mounted at one end thereof to the blade holder and b...	02/06/1979
4102372	Device to fix the wood-stock with hooks of different length and for remote controlled extension or retraction of said hooks from or in the vertical or almost vertical supporting table of a veneer slicing machine A generally vertical veneer slicing device having a plurality of holding hooks for supporting a wood-stock on a generally vertical supporting table. Each of the respective holding hooks include a pair of complementary adjustable jaw members for gripping t...	07/25/1978
4089354	Wood shearing machine There is described a wood shearing machine for the production of veneers, having the wood supporting table with the supporting surface for the wood stock, vertical and running on slideways, alternatively upwards and downwards, characterized in that in add...	05/16/1978
4083391	Wood shearing machine for the production of veneers, having the wood-supporting table inclined to the vertical There is described a wood shearing machine, for the production of veneers, characterized in that it has the table supporting the wood stock to be cut, as well as the slideways upon which said table slides is inclined at an angle ଱ to the vertical an...	04/11/1978
4069850	Tool feeding device for use in a work forming machine A device to rapidly move away and subsequently move closer to the wood stock the blade-holding unit and bar-carrying unit, after each cutting operation, in a vertical type wood shearing machine, comprising and characterized by one or more pairs of screws,...	01/24/1978
4068693	Traversing device for wood shearing machine A traversing device for the blade-holding unit and the bar-carrying unit of a vertical wood shearing machine, or a wood shearing machine slightly inclined to the vertical, comprising four screws, two of which are placed at the bottom near the slideways, a...	01/17/1978
4063578	Safety device for use with a wood shearing machine The safety device is applied to a vertical type, wood shearing or veneer cutting machine, and prevents the blade-holding unit and the bar-carrying unit from striking the hooks of the wood supporting table, during the shearing process. The safety device co...	12/20/1977
3975977	Microtome A microtome for cutting very thin tissue sections from living animals, in situations where extreme accuracy is required. Two rigid, completely closed quadrangular units are arranged for movement relative to one another, one of these units carrying the cut...	08/24/1976

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Class 144/178 - Reciprocating log stay