Did You Know...
...that after Parker Brothers executives turned down the game of Monopoly because it had "52 fundamental errors" (including taking too long to play), a copy of the game wound up in the home of the company president who stayed up until 1 a.m. to finish playing it? He was so impressed by the game that the next day he wrote to inventor Charles Darrow and offered to buy it!
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| Number | Title | Issue Date |
| 7841373 | Apparatus for surfacing flitch An apparatus for surfacing a flitch by cutting material from its radially outer surface to prepare the flitch for veneer slicing or other uses. The apparatus comprises a cutterhead rotatable about a cutterhead axis. The apparatus further comprises a carriage compris... | 11/30/2010 |
| 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 |
| 7370680 | Lathe having movable spindles and method A lathe having first and second support walls that support pairs of vertical and elevated vertical guides, and having frames that support horizontal guides. Trunnions are mounted on the vertical guides and support a log peeling assembly. A structure supporting back-... | 05/13/2008 |
| 7337813 | Veneer lathe and method of cutting wood block by the veneer lathe A method of cutting a wood block for production of veneer by a rotary veneer lathe. The veneer lathe includes a veneer knife, a number of rotatable peripheral drive wheels placed parallel to the veneer knife and each having a number of tooth-like projections piercea... | 03/04/2008 |
| 7275571 | Method and apparatus of locating the optimum peeling axis of a log and the maximum radius portion thereof with respect to the optimum peeling axis A method for locating an optimum peeling axis of a log and a maximum radius point on peripheral surface of the log with respect to the located optimum peeling axis and an apparatus for practicing the method are disclosed. A plurality of swingable members are provide... | 10/02/2007 |
| 7225843 | Veneer lathe and method of cutting wood block by the veneer lathe A method of cutting a wood block for production of veneer by a rotary veneer lathe. The veneer lathe includes a veneer knife, a number of rotatable peripheral drive wheels placed parallel to the veneer knife and each having a number of tooth-like projections piercea... | 06/05/2007 |
| 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 |
| 6896018 | Vacuum flitch table system Vacuum flitch-retaining systems use vacuum valves having pressure-operated reciprocatable pistons capable of high valve closure forces to provide the reliable closure of their associated valve seats, notwithstanding the presence of resin, wood fibers, dirt and other... | 05/24/2005 |
| 6701983 | Peripherally driven veneer lathe A peripherally driven veneer lathe employs a knife with an improved shape which increases the deflection resistance of the cutting edge and improves its cutting ability. A cutting edge (7c) is positioned on the flank side a predetermined distance (H) away... | 03/09/2004 |
| 6648036 | Veneer lathe A veneer lathe that can provide a veneer produced by cutting out a log, which is substantially free from surface scratches, and thus can be used as a surface sheet for plywood. A roller bar drives a log while pushing its peripheral surface on the upstream... | 11/18/2003 |
| 6484768 | Knife assembly for veneer lathe The invention relates to a veneer lathe knife assembly comprising supported by a frame assembly a knife mounting beam (4) and a nose bar beam (5), both of which having a front portion (4'; 5') for holding a cutting knife (6) and a nose bar (7), respective... | 11/26/2002 |
| 6470931 | Veneer lathe knife assembly A veneer lathe knife assembly includes a lower portion supporting a veneer cutting knife, and a upper portion supporting a backing nose bar. The upper portion includes adjustment screws, for example, for adjusting a position of the nose bar in the upper p... | 10/29/2002 |
| 6412529 | Method for determining the point to start rounding in the turning of veneer The present invention relates to a method for determining the starting point of rounding turning in the turning of veneer. For turning a log, the knife carriage of the lathe is withdrawn into a home position before starting the turning of a new log and, d... | 07/02/2002 |
| 6357496 | Veneer lathe A veneer lathe comprising a piercing roller and a guiding member for producing a veneer which is free from piercing scars. A third rotational shaft (25) is raised from the position where the piercing projections (27a) of the piercing rolls (27) are pierce... | 03/19/2002 |
| 6305448 | Lathe charger To make coincide cutting centers of two end surfaces of raw wood with the axis of spindles of a veneer lathe, at least two axial corrections which are performed in a state in which the raw wood is held by centering spindles are required. Conventional appa... | 10/23/2001 |
| 6298888 | Cross-grained veneer and manufacturing method of the same Disclosed herein is a new kind of veneer which has the cross grain (such as wavy grain and interlocked grain) artificially formed on the surface of straight-grained veneer cut by quarter sawing from a species of wood which should yield the cross grain but... | 10/09/2001 |
| 6206061 | Veneer cutting machine and nose bar device therefor A nose bar device for a veneer lathe which is equipped with a knife carriage movable toward and away from a log from which a veneer sheet is cut, and a knife mounted on the knife carriage and having at the tip end thereof a cutting edge extending horizont... | 03/27/2001 |
| 6176282 | Apparatus and method for centering and feeding log A pair of centering spindles are disposed away from cutting spindles and movably in the direction of Z or parallel with the axial center line of cutting spindles. A plurality of log center detecting means are disposed along the Z direction in relative to ... | 01/23/2001 |
| 6047622 | Veneer scarfing machine An apparatus for scarfing edge portions of a veneer sheet to produce a joint suited for joining the veneer sheets in an edge to edge relation. A conveyor system aligns, conveys and flattens the sheet. The sheet as it is being conveyed is engaged by tapere... | 04/11/2000 |
| 5971045 | Veneer lathe A veneer lathe comprising a knife (2) for peeling a log (1), which is secured rotatably to a knife stock, and a roller bar (3) disposed to press a circumferential surface of the log (1) at an upstream side, in relative to said knife (2), of a rotational d... | 10/26/1999 |
| 5967208 | Method and apparatus for rotary cutting of wood veneer An improved apparatus and method for use in the rotary cutting of wood veneer is disclosed. The improved apparatus and method are preferably employed in connection with a conventional lathe having a pressure bar. Such a lathe is of the type that is used t... | 10/19/1999 |
| 5819828 | Method and apparatus for preparing a flitch for cutting The present invention includes an apparatus for preparing a flitch for slicing where the flitch includes a veneer-producing zone and a staylog-engaging zone. The apparatus comprises a drill mechanism for drilling a plurality of holes in the flitch and a m... | 10/13/1998 |
| 5715879 | Nose bar and drive assembly A veneer lathe is disclosed having a nose bar and drive assembly in place thereon. A nose bar shaft is splined lengthwise and supported by lathe mounted bearing assemblies. Rolls include splined inserts for shaft engagement. Roll surfaces are grooved for ... | 02/10/1998 |
| 5711358 | Method and apparatus for making vertical grain wood strands A veneer lathe is provided with back-up rolls modified to include serrating knives to effect cutting a log longitudinally at predetermined circumferentially spaced apart intervals to define the width of wood strands, and also to include scribing cutters t... | 01/27/1998 |
| 5711199 | Clipping trash gate for trimming strip of sheet material A trimming apparatus and method for cutting a strip of sheet material, such as wood veneer, is described including a clipping trash gate. A strip cutter including a cutter knife mounted on the trash gate for pivotal movement and a stationary cutter member... | 01/27/1998 |
| 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 |
| 5678619 | Method and apparatus for cutting veneer from a tapered flitch The present invention includes a method and apparatus for cutting veneer from a tapered flitch so as to minimize the amount of waste veneer taken from the outside, or veneer-producing zone, of a flitch. A flitch is mounted to a staylog and oriented so tha... | 10/21/1997 |
| 5662151 | Veneer peeling knife and a method of fixing a knife adjusting bolt of said veneer peeling knife A method of fixing an adjusting bolt of a veneer peeling knife which is usually performed after adjusting the knife in a knife setting gauge to position its cutting edge at a desired height. The adjusting bolt is fixed by forcing the adjusting bolt by a f... | 09/02/1997 |
| 5490548 | Method and apparatus for controlling veneer lathe knife clearance angle A method of controlling the clearance angle of a veneer lathe knife in a veneer lathe having a knife holder beam rotatably mounted on a knife carrier. The beam's vibration frequency is continuously measured and compared with a stored representation of a v... | 02/13/1996 |
| 5447185 | Chip-replaceable nose bar and veneer peeling machine using the same A nose bar is disclosed which is used in a veneer peeling machine which peels off a veneer with a cutting blade applied to a log for causing a chip to abut upon the peripheral surface of the log in the vicinity of the cutting blade, said nose bar comprisi... | 09/05/1995 |
| 5419381 | Wood pelletizer apparatus and method A peripheral drive log lathe having no sliding surfaces susceptible to wear in either the log pinching apparatus or in the knife assembly. All loads are transferred to the frame members through rotary bearings. The knife assembly is self aligning to the t... | 05/30/1995 |
| 5417637 | Knife changing method in a veneer lathe A knife changing method is disclosed which is applicable to a veneer lathe equipped with a knife carriage to which a veneer peeling knife is clamped with its cutting edge set at a predetermined elevation relative to the knife carriage. The knife carriage ... | 05/23/1995 |
| 5411066 | Method of producing veneer A method of producing a veneer having a given thickness requires cutting of a stock material by a mechanism including a rotary lathe blade and a nose bar. The nose bar is arranged at the outer periphery of the stock material in the vicinity of the tip of ... | 05/02/1995 |
| 5398741 | Method and apparatus for rotary-cutting a timber in a veneer lathe A method and apparatus for rotary-cutting a timber to peel off a veneer by a cutting knife from the outer periphery of a timber while rotating the timber around its longitudinal axis. The timber is gripped at its two end faces by means of chucking pawls w... | 03/21/1995 |
| 5383504 | Flexible station for cutting veneer from wood logs A veneer cutting station (10) for a wood log (12) comprises a veneer cutting machine (11) producing a continuous sheet of rotary-cut veneer sent to transverse cutting means and at least one incising blade (23) arranged for cutting longitudinally the venee... | 01/24/1995 |
| 5381841 | Tangential rotary slicer A veneer slicer includes a mandrel for holding multiple flitches. The mandrel has a first axis about which it is rotated. A knife and pressure bar assembly is provided on a first reciprocable carriage. The carriage is reciprocated toward and away from the... | 01/17/1995 |
| 5360042 | Veneer manufacturing process A veneer manufacturing process comprising placing a log within a work station, the work station having chucks at either end thereof for releasably engaging respectively ends of the log such that the log is rotatable about its longitudinal axis, and then r... | 11/01/1994 |
| 5355921 | Process and apparatus for self sharpening a pellet lathe knife A process for selectively abrading one surface of a veneer knife at a higher rate that the other face and includes a novel way of providing lubricating and cooling fluid to the faces of the knife wherein the majority of the lubricant is provided to the fa... | 10/18/1994 |
