Matches 1 - 50 out of 120 1 2 3 >
Match Document Document Title
7516834 Feed table with force reaction system  
A feed table with force reaction system for counteracting clamping forces on a shuttle vise used to move a workpiece toward a machine tool. In a first embodiment, lever arms are attached to an...
7276003 Vertical band saw machine with a speed ratio varying device  
A vertical band saw machine includes a first transmitting shaft driven by a drive force of a motor, a second transmitting shaft journaling a lower blade mounting pulley for rotating an endless band...
7111720 Feed table with force reaction system  
A feed table with force reaction system for counteracting clamping forces on a shuttle vise used to move a workpiece toward a machine tool. In a first embodiment, lever arms are attached to an...
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...
6868765 Contour-cutting machine having a light-weight knife carrier  
A contour-cutting machine, in particular for foam. A workpiece table ( 1 ) with a table gap ( 4 ) and a drive ( 2 ) for moving workpieces ( 3 ) in the longitudinal direction (X). A movable...
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...
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...
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...
6510774 Cable-saw machine  
The present invention pertains to a cable saw ( 1 ) with a frame ( 2 ), a motor drive ( 7 ) and a driven cable storage unit ( 6 ) for the sawing cable ( 3 ) moved in a circulating manner. The drive...
6382062 Apparatus for controlling work feed rate for cutting wood, metal and other materials  
A positioned sensing device measures and/or calculates the lateral position and movement of a saw blade. These measured and calculated values are used to automatically alter the work-feed rate...
6325119 Device for producing square beams from tree trunks  
To produce square beams from tree trunks (13), a device is proposed in which a tree trunk (13) is first positioned by a centering device (4) such that the lengthwise axis (14) of the tree trunk...
6041683 System for adjusting the rotation speed of a cross-cutting saw of a tree handling machine, especially grapple harvester  
An apparatus for adjusting the rotation speed of a cross-cutting saw of a tree handling machine, especially grapple harvester is provided. The apparatus is arranged to control a hydraulic cylinder...
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...
5524517 Apparatus for cutting columnar structures with reciprocally movable tensioned cutting wire  
Systems and methods for cutting a well casing and then capping the cut well casing are provided. A well casing cutting assembly having a tensioned wire cutting element may first be moved into...
5353910 Shuttle vise assembly for a feed table apparatus  
A feed table apparatus (30) for moving a workpiece (31) toward a machine tool. The apparatus (30) comprises a roller assembly (32) which provides rolling support of the workpiece (31) toward...
5347903 Horizontal bandsaw with automatic tilt control  
A horizontal bandsaw is mounted in a tool carrier above a workpiece location. Before it starts cutting the bandsaw is tilted an angle between 3° and 10° and after the initial cut that angle is...
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...
5213022 Multi-directional portable band sawmill for lumber and firewood  
The invention is a portable band sawmill which is able to make bi-directional horizontal cuts, as well as vertical cuts. A special carriage with a U-shaped inner member pivotally connecting two...
5178052 Machine for cutting in items of elastic material  
By means of a cutting machine according to the invention, the cutting of blocks of foam rubber can be effected in a more precise, less energy-demanding and at the same time less space-demanding...
5107738 Two-way band saw machine  
To cut a workpiece along two different cutting directions, the band saw teeth are set in a first vertical cutting direction by a band saw guide device and then the cutting head (CH) is moved...
5035166 First fully adjustable sawmill with precise rapid cut band saw  
A sawmill includes a band saw mounted on a trolley. The trolley carries the band saw back and forth across the length of a log to cut it into boards. A log supporting table is adjustable to...
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...
4913205 Continuously moving lathe knife  
A continuously moving lathe knife is provided which can be retrofit to an existing lathe carriage. The knife assembly includes a chain bar secured to the knife carriage with a pair of sprockets at...
4901612 Band saw apparatus and method with pressure controlled feed  
Band saw apparatus is disclosed which includes cutting enhancement apparatus formed for tilting of the cutting stretch of the band saw blade to vary the force per unit area of the cutting edge of...
4854208 Two-way band saw machine  
To cut a workpiece along two different cutting directions, the band saw teeth are set horizontally by a band saw guide device and then the cutting head (CH) is moved frontward, for instance;...
4766790 Band saw apparatus and method  
Band saw apparatus is disclosed which includes a drive assembly formed for support and guided movement of a saw blade for cutting of a workpiece, an endless band saw blade mounted to the drive...
4722258 Log sawing apparatus  
A hydraulically powered treelength log sawing apparatus has a log support lined with teeth opposing the outwardly-directed sawing force generated by its driveshaft-pivoted chainsaw. The chainsaw is...
4700597 Method for controlling cutting machines  
A method of controlling a cutting machine to cut workpieces according to the machinability of the workpieces includes the steps of providing a plurality of predetermined constant voltage outputs,...
4700596 Method and apparatus for controlling the feeding of a bandsaw blade in bandsaw machines  
A method and apparatus for controlling the cutting of bandsaw machines includes continuous feeding of the bandsaw blade relative to the workpiece by alternating the speed at which the bandsaw blade...
4665786 Log handling and sawing system  
A sawmill in which a multi-log supporting mechanism is constructed wherein logs are grasped at spaced angular positions about the mechanism and rotated by it between an initial receiving position...
4658689 Vertical band saw with cantilever frame  
A vertical band saw is supported forward from a rolling carriage in a cantilever fashion by a pivot which allows inclined as well as vertical cuts to be made in a workpiece. The carriage is...
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...
4620465 Apparatus for controlling cutting machines  
A cutting machine has a plurality of switches, each switch corresponding to a predetermined cutting speed for each of one of the various groups of materials to be cut, the materials having...
4592261 Cutting device for extra fringe of laminated glass interlayer  
A cutting device comprises an endless band cutter extending between two pulleys, a sliding piece slidingly contacting with the rear face of the endless band cutter to remove adherent from the...
4579026 Band saw machine and method for cutting a stock with such machine  
A band saw machine which comprises a generally elongated frame structure including an endless band saw trained between and adapted to travel over a pair of spaced guide wheels and having cutting...
4579025 Rotator cutter machine for large paper rolls  
A rotator cutter machine for cutting an end off rolls of paper which comprises a chain saw for cutting the paper roll, a vertical travel carriage for supporting the chain saw, a horizontal travel...
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...
4558614 Band saw apparatus and method  
Band saw apparatus are disclosed which include a drive assembly formed for support and guided movement of a saw blade for cutting of a workpiece, an endless band saw mounted to the drive assembly,...
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...
4530266 Cutting unit with chain saw for cutting logs  
A unit intended for cutting logs includes a body and a chain saw carried by the body, the saw being adapted for displacement in one direction, from an initial position before cutting to an end...
4519283 Band sawmill  
A sawmill utilizing a bandsaw which is movable back and forth in the operation of cutting planks from a log that is cradled in a horizontal position. The cradle and the bandsaw are so arranged that...
4515196 Log handling and sawing system  
A sawmill in which a multi-log supporting mechanism is constructed wherein logs are grasped at spaced angular positions about the mechanism and rotated by it between an initial receiving position...
4503743 Band saw with tilt and slide frame and quick release vise  
A band saw and its supporting and drive pulleys and motor is mounted on a saw support frame having spaced end members. The end members have slideways co-acting with slides on spaced support arms...
4487097 Method and machine for cutting by automatic band saw  
Method and machine for cutting by automatic band saw wherein the workpiece is machined in such a manner that the machining tracks of the workpiece describe circular arcs and the cutting edge of the...
4481845 Method and apparatus for controlling the feeding of a bandsaw blade of horizontal bandsaw machines  
A method for controlling the feeding of a band saw blade in a horizontal band saw machine so that the band saw blade is fed at a uniform optimum cutting rate. A control system is provided for...
4479410 Method and apparatus for controlling the upper limit of a cutting blade in cutting machines  
An oscillating bandsaw machine having apparatus to control the upward movement of the bandsaw to eliminate excessive travel.
4437368 Apparatus and method of reducing trees to firewood  
An apparatus and method for reducing trees to firewood. The apparatus has an angle iron frame supported by at least two wheels and a plurality of upright yoke supports spacedly positioned along the...
4432260 Method and apparatus for controlling the feeding of a bandsaw blade of horizontal bandsaw machines  
A method and apparatus for controlling the feeding of a bandsaw blade in a horizontal bandsaw machine so that the bandsaw blade operates at a uniform optimum cutting rate. The cutting rate of the...
4382457 Tree harvester  
A tree harvester comprising a mobile frame having a carriage with limb-stripping knives thereon which encircle the tree alternatively in snug or loosely-engaging relation, tree clamping means above...
4369686 Metal-sawing machine  
The invention provides a metal-sawing machine including a guide frame vertically movable with respect to a work to be cut, a saw carrier capable of rocking in the cutting plane with respect to said...
Matches 1 - 50 out of 120 1 2 3 >