Matches 101 - 138 out of 138 < 1 2 3
Match Document Document Title
4327789 Method and apparatus for the chipping dissection of tree logs into all-round machined lumber products  
An improved method and apparatus for processing elongated logs to give maximum production of lumber is described wherein the log is initially cut to present four flattened faces thereon with wany...
4324277 Method for processing round lumber into cut lumber  
A method of producing heart planks and slabs from logs including cutting edge profiles of the slabs to be cut and then cutting the slab to separate it from the central heart plank.
4294149 Apparatus for measuring and orienting logs for sawing  
Log processing apparatus comprises a cutting machine that defines a substantially vertical cutting plane, feed mechanism that feeds a log through the cutting machine in substantially lengthwise...
4289180 Bandsaw mill  
A bandsaw mill comprises two vertical bandwheels for receiving and guiding a bandsaw. The bandwheels are mounted on a frame for rotation about horizontally spaced-apart axes. A bridge suspends the...
4281696 Automatic sawmill method and apparatus  
A cant or plank is moved forwardly on a conveyor system, where its irregular leading lateral edge is measured by a plurality of fixed scanners. In response to measurement of the cant, conveyor...
4271736 Sawmill apparatus with vertically movable logging dogs  
A sawmill apparatus includes first and second carriages for supporting first and second logging dogs therebeneath, with the second carriage being movable upon the first whereby to engage the ends...
4270423 Slab trimming apparatus  
A saw and a continuous process or method is provided for converting log trim pieces from four sides of each log from scrap into usable flat sided lumber pieces. Log trim pieces are deposited onto a...
4253361 Fully mechanized sawmill  
An improved fully mechanized sawmill is provided which is composed of structurally independent modules which are removably mounted on a platform composed of a plurality of side-by-side longerons...
4240477 Movable support assembly for a board infeed system  
A movable support assembly for supporting a chain-drive board infeed system. The chain-drive board infeed system feeds a board into a board edger or other similar woodworking apparatus. The movable...
4219056 Method and apparatus for sawing timber  
The invention relates to a method and apparatus for sawing logs having a curved longitudinal length to obtain maximum recovery of sawed planks therefrom. There are provided several sawing stations...
4210184 Circular resaw apparatus and method  
A resaw apparatus and method for rapidly and accurately cutting elongate wood cants longitudinally. A thin-kerfed circular saw blade is utilized to cut the cants and a high-speed feed mechanism,...
4206673 Log handling method and apparatus  
Logs are advanced substantially in the direction of their longitudinal axes through a saw while engaged between a driven pusher dog and a retarded holdback dog. The pusher dog is on an endless...
4205568 Method and apparatus for optimizing edge cut of boards from cants and the like  
Cants from logs are conveyed transversely to their length to measure the cant thickness and position of the upper surface by passing under a thickness detector that directs the vertical positioning...
4181056 Double bay woodworking machine  
A double bay industrial saw having delivery mechanism to receive timber cants of substantial size selectively directed to either saw bay where a single source of power operates multiple saw systems...
4173240 Lumber cutting attachments for chain saws  
Lumber cutting attachments for use with a portable chain saw comprising a depth gauge or tip bracket for making a preliminary guide channel longitudinally of a lot to be cut into lumber, a...
4149577 Cant forming machine  
This disclosure relates to a cant forming machine wherein logs are cut in advance to the predetermined length of the wood slats and pieces to be formed, after which the logs are automatically moved...
4130150 Finger jointing machine  
A finger jointing machine in which timber is fed on a horizontal support table and is clamped against this table and against a vertical guide fence adjacent the table. The timber is clamped with...
4127044 For sawing and for controlling the sawing process  
The sawing of an elongated workpiece, such as a log or cant, by feeding the workpiece longitudinally through a saw; sensing the longitudinal configuration of a longitudinal side surface of the...
4061070 Cant strip machine  
A machine for sawing cant strips and the like for use in the industrial roofing trade. This machine has a strong rigidly constructed support table, feed rollers mounted on said support table for...
3970128 Orientation of cant for translatory feed through edging cutters  
A cant extending transversely across parallel belt conveyors moving in unison is carried forwardly by them to a scanning station at which the cant is arrested by engaging it at two points on its...
3968822 Method and installation for sawing timber  
A method for sawing logs to obtain unit stacks of boards of a desired number of boards of a same cross section. The logs are presorted by diameter into groups within which each log selected has a...
3963938 Apparatus for scanning cants to determine optimum edging cuts  
An elongated workpiece having unfinished side surfaces inclined laterally downwardly and outwardly from a finished top surface is scanned to produce signals denoting location of the longitudinal...
3949465 Method of bracing studs in framed wall sections  
Diagonal bracing of a framed wall panel section is provided by a metal brace of U-shaped channel configuration extending diagonally from a top plate of the wall section across a series of studs to...
3920058 Method of sawing logs  
Small logs of various diameter sizes are conveyed along a linear path of travel while two notches are chipped in the bottom of the log's periphery. The log surfaces formed by the notches are planed...
3903943 Log cutting and rejoining process  
A process for making solid and composite lumber products from generally cylindrical logs includes the steps of cutting a log radially into a plurality of first sector-shaped pieces and then cutting...
3903771 Apparatus for edging and resawing lumber  
A battery of vertical band saws is adjustable to vary the spacing between bands and is used to both edge and resaw material. A preparation table upstream from the saws receives material from a...
3866640 Log feeding device  
A centering and guiding log feeding device including oppositely disposed, readily compressible, resilient rollers between which logs are passed as they are fed into a sawing apparatus. In the...
3750727 SMALL WOOD SAWMILL  
A method and apparatus for converting small-diameter logs into dimensional lumber in which defects and imperfections such as knots and rot are removed by severing and removing full-diameter...
3683982 SAWMILL METHOD  
Sawmill methods are provided including automatic log turning methods in combination with improved non-defacing gripping techniques. A pair of gripping arms engage a log on a headblock at oppositely...
3650307 APPARATUS FOR PRIMARY BREAKDOWN OF ROUNDWOOD  
A unified primary flacer mill for the selective reduction of roundwood to bark, bolts for decorative veneer, wood flakes or chips, lumber and timbers for use as such or for subsequent reduction to...
3552457 LOG BREAK-DOWN METHOD AND APPARATUS  
Method and apparatus for breaking down logs in a continuous or substantially continuous manner into useful products, such as pulp chips, boards and/or timbers. The method entails conveying each log...
3457978 METHOD AND APPARATUS FOR CUTTING LOGS INTO LUMBER AND RECOVERING THE BYPRODUCTS  
3347289 Apparatus for rip sawing of logs and timbers  
3344826 Production of pulp chips and stud lumber from peeler cores  
3304971 Small log plant  
1487649 Sawmill apparatus and method  
0723470 Title is not available  
0555037 Title is not available  
Matches 101 - 138 out of 138 < 1 2 3