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7308921 |
Horizontal 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.
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7104174 |
Log sawing apparatus and method
A saw mill has a head having at least one saw. The head is configured to travel on a track longitudinally to make alternating cuts between laterally spaced apart first and second work pieces. After...
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7036411 |
Active measurement and control system for a material cutting apparatus
An active measurement and control system for a material cutting apparatus. The apparatus comprises a cutting tool which may be pivoted for cutting a workpiece in a cutting area at a selectable...
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6834572 |
Adjustable drive chain saw woodworking machine
A woodworking machine includes an adjustable table for holding a workpiece thereon and a drive chain saw spaced from the table and having cutting teeth on one edge and drive engaging chain guides...
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6772749 |
Band saw
A band saw with a complex coordination of a tilting motion and a translational motion between the workpiece and the band saw blade, so that a curved cut is made in the workpiece. The geometric...
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6742424 |
Cutting apparatus for ceramic green bodies
An apparatus for cutting green ceramic bodies, includes a traveling path for green ceramic bodies, beds for supporting green ceramic bodies at constant intervals in series along the traveling path,...
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6655429 |
Saw mill with apparatus for guiding a board and method for use thereof
A saw mill includes a base frame having a front and a rear and being sized and configured to support a log; saw apparatus having a cutting blade and being connected with the base frame for...
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6520061 |
Cutting apparatus for ceramic green bodies
An apparatus for cutting green ceramic bodies, includes a traveling path for green ceramic bodies, beds for supporting green ceramic bodies at constant intervals in series along the traveling path,...
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6038954 |
Portable bandsaw sawmill apparatus
A portable bank saw sawmill which includes a specially designed tubular frame with four rigid tubular posts attaching the overhead track system to the lower deck frame. Logs are placed and secured...
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5878644 |
Pivotable carriage vertical band saw machine
A vertical band saw machine in which a carriage assembly is mounted for pivoting on a base by rotational pivot points. Pivoting of the carriage assembly enables the band saw machine to make miter...
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5802946 |
Drive device for chain saw
A drive mechanism for a chain saw has a minimal vertical height. The drive mechanism is particularly useful for timber harvesting vehicles, and includes a drive motor, a holder with a clamping...
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5784941 |
Portable sawmill
The invention relates to a portable sawmill, in which the functions of adjusting a cut, and of making a cut, are divided between two separate devices, instead of combined in one device. The sawmill...
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5375492 |
Apparatus and method for slitting corrugated paperboard boxes
A stack of folded and glued corrugated paperboard boxes is slit in unison with a thin cutting blade having a linear cutting edge disposed parallel to the plane of the boxes and moved through the...
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5341712 |
Band saw column assembly
A band saw machine utilizes a column assembly in which the column is integrally formed from steel plate. The blade-carrying pulleys are mounted on one side of the column, which is mounted to pivot...
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5320016 |
Vertical band saw
To permit miter cuts clear through a workpiece, or for selected depths, a saw band carrier (6) supports a pair of saw band wheels (7, 8) above and below a workpiece support (2), and the saw band...
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5226404 |
Cutting apparatus
A cutting apparatus comprises an endless chain body comprising a plurality of plate-like flaps connected to each other for angular movement in a common plane. Each flap has an end face on an inner...
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5203247 |
Vertical mitering band saw
A vertical mitering band saw machine utilizes a column integraly formed from steel plate, mounted upon a carriage that is supported by a system of rails and wheels. A unique vise system is...
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5050472 |
Contour cutting machine
A contour cutting machine comprising a narrow band blade knife driven to oscillate in vertical or Z-direction, a cutting unit carrier having guides and driving means for guiding and driving first...
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5044236 |
Nesting vise
A nesting vise for holding bundles of stock comprising a base with a fixed jaw and a movable jaw mounted thereon, both jaws having faces with apertures therein. A strap is provided which extends...
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5001958 |
Apparatus for preparing skived belting
A method and apparatus for preparing skived belting ends for joining by means of fasteners, and like products. A guide block is temporarily fastened across the width of the belting, serving as a...
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4926728 |
Band saw for cutting shaped pieces of bar stock
The present invention relates to a band saw machine having the capability to produce finished piece parts by employing a rotatable collet and an index vise to rotate and longitudinally position the...
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4640171 |
Band saw installation with vertically spaced guides
A band saw, especially intended for sawing logs with the grain or dividing wood blocks, comprising upper and lower band pulleys (6,4) which can be adjusted relative to one another. Extending around...
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4640170 |
Chain saw carriage
A chain saw attachment for mounting a chain saw used to cut reclined logs lengthwise includes a substantially right parallelepiped frame which straddles but does not contact the log. The frame is...
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4625603 |
Vertical cutoff saw with feed rate control
The specification discloses a vertical cutoff saw capable of maintaining relatively constant band loading. The saw includes a carriage, a frame supported on the carriage, and a saw band supported...
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4589320 |
Log lifting and support apparatus
An improved height adjustable log support is provided for use in a portable sawmill having a horizontally extending blade run and a means for mounting the blade for longitudinal movement along and...
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4559858 |
Portable band saw saw mill apparatus
A portable saw mill apparatus includes a frame carrying supporting wheels, outriggers and a trailer hitch. A horizontal, unitized tubular track is secured to the frame and a carriage is moveable...
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4546682 |
Method and apparatus for operating a band saw
Method and apparatus for operating a band saw blade which is disposed in a continuous loop about a pair of spaced wheels in a band saw housing. One of the wheels is driven to impart longitudinal...
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4334669 |
Jacking mechanism for a portable sawmill
A portable sawmill is provided in which a rigid straight channel support is placed on a floor or on the ground with one end slightly elevated. A pair of longitudinally spaced log supports are...
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4307641 |
Portable sawmill
This mill comprises two parallel guide rails which are releasably attached to the upper ends of two spaced, vertically disposed end frames, the lower ends of which are releasably attached to two...
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4306478 |
Continuously operating severing machine
A severing machine including a feed device for cutting tool arranged to advance continuously to effect cutting of a workpiece, a machine stand with a workpiece supporting table and clamping jaws,...
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4300428 |
Chain saw mill
Apparatus for the precision cutting of lumber from logs by an attached chain saw, the apparatus comprising a frame, a rectilinear guide member mounted upon the frame, and a carriage mounted for...
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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...
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4275632 |
Portable sawmill
A portable sawmill is provided in which a rigid straight channel support is placed on a floor or on the ground with one end slightly elevated. A pair of longitudinally spaced log supports are...
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4244104 |
Multiple use chain saw mill
A mill for guiding the cutting of a chain saw includes a mill frame comprising a pair of longitudinally spaced, parallel members joined by a plurality of rod-like runners extending orthogonally...
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4235140 |
Portable chain saw mill
The specification discloses a mill including a track having separable sections clamped to ground bearing cross members to which a log to be ripped is dogged. A carriage has deeply flanged rollers...
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4228710 |
Cut-off saw attachment for machine tool
A band saw attachment releasably secured to the quill of a vertical milling machine and driven by the rotary spindle of the machine is movable with the quill generally toward and away from the...
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4222295 |
Lubricating apparatus for horizontal bandsaw machines
The present invention relates to a horizontal bandsaw machine comprising a bandsaw blade for cutting a workpiece in a cutting zone of the horizontal bandsaw machine, a saw-guide for guiding the...
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4195543 |
Band saw
An improved band saw blade for cutting hard ferrous or non-ferrous articles, wherein the band saw blade comprises an elongated, flexible, continuous ribbon having a back edge and a toothed edge,...
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4146962 |
Chain saw mill
A mill for guiding the cutting of a chain saw includes a pair of rail members, each rail member comprising a length of C-channel, with a lip joined to the distal edge of one leg of the channel and...
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4117756 |
Vertical band saw and feed table
A band saw having a generally vertically oriented saw blade carrying frame mounted to a movable carriage is disclosed. The carriage is mounted in a horizontally extending guideway in the saw base...
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4056031 |
Truss web cutter
An upright stand horizontally supports an elongated workpiece from which truss webs are to be cut. The stand includes a vertical column supporting a motor driven head driving an endless band saw...
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3965788 |
Lumber making attachment
A lumber making attachment comprising a saw guide for use with a portable chain saw having a frame with a crossmember assembly mounted thereon which is adapted to slidably engage a guide member...
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3954037 |
Linear motor band saw
A band saw in which a continuous, electrically conductive band having cutting teeth along one edge is mounted about spaced apart support pulleys. A linear induction motor drives the band about the...
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3926086 |
Portable saw mill
A portable saw mill adapted to make a longitudinal cut in a log includes an elongated frame having a front end, a rear end, a horizontal lower section adapted to support a log, and a horizontal...
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3801089 |
AUTOMATIC VERTICAL BAND SAWING MACHINE PROVIDED WITH MECHANISM TO ATTENUATE THE RESONANCE BETWEEN THE SAWING BLADE AND THE WORK TABLE
This invention relates to the improved technology of a vertical band sawing machine and in particular to vertical band sawing machine capable of inclining and/or setting the work table in relation...
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3800650 |
APPARATUS FOR THE TEMPLATE CUTTING OF WORKPIECES
The apparatus includes a means for cutting through a vertically disposed surface of a workpiece that is maintained in a stationary position. The cutting means is movably supported for movement...
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3695316 |
SAWING TIMBER
The present invention provides a portable timber milling jig the use of which makes it possible to obtain sawn timber from felled logs. The jig comprises a beam along which runs a carriage adapted...
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3682030 |
PIVOTAL ARM BAND SAW
A band saw having a pivotal arm supported for articulation on both sides of the saw blade and preferably above the surface upon which the work is to be cut is disclosed. The band saw includes a...
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3545506 |
SUPPORT STRUCTURE
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3350970 |
Apparatus for cutting sheet material
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