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WO/2012/045745A1 |
The invention relates to a method for cutting block materials, in particular foamed or expanded materials, wherein a cutter element (5) having a first and a second end (5a, 5b) is driven in a translatory manner to perform a movement to a...
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WO/2012/041192A1 |
A chain saw (5) comprises a casing (6), a sprocket wheel (7) provided in the casing for driving a saw chain (11), and a chain guide (9) for guiding the movement of the saw chain. The chain guide longitudinally extends out from the casing...
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WO/2012/031900A1 |
The invention is directed to a method for loading and unloading at least one work piece (1) to and from a machine such as a wire saw cutting machine (20), whereby the workpiece is fixed to a fixture attachment (3, 41), the machine compri...
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WO/2011/161713A1 |
A roller or drum for support and/or guide of diamond wires in multi-wire machines for cutting blocks of artificial or natural stone, comprising: rotating support organs the roller or drum on a pivot or axis of support; a covering (8) mad...
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WO/2011/151022A1 |
The invention relates to a method for monitoring for wire breaks while hard solids are cut by means of a span of wire, wherein the solid is guided through the span of wire, and a direct current is conducted by the span of wire. The direc...
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WO/2011/141543A1 |
The present invention relates to a wire sawing device (10) for producing wafers, in particular for the semiconductor and photovoltaic industry, wherein the wire sawing device (10) comprises a wire field (18) of a sawing wire (16) that ca...
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WO/2011/138189A1 |
A coil (210) of sawing wire (304) is presented that in an area on the outer visible windings (302) has some adhesive on it in order to immobilise at least the last windings of the sawing wire to the coil. This area can be a dot (306) of ...
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WO/2011/138192A2 |
The invention relates to a sawing wire whereon abrasive particles are firmly attached and subsequently covered with an organic coating for protecting the wires from one another during transport and use. The organic coating is such that i...
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WO/2011/080581A1 |
Machine tool (10) for cutting stone materials, comprising an apparatus for opening one end of the rotational shafts (14a, 15a) of the roller (14) and the pulleys (15), said apparatus comprising a pair of frames (110) each of which is fix...
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WO/2011/074026A1 |
A diamond wire machine for cutting natural or artificial stone, comprising: water distribution system (12) for cooling within the cut made by the diamond wire in the stone; at least one closed loop diamond wire (3) which, following a clo...
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WO/2011/070386A1 |
A wire monitoring device for a wire saw device, a wire saw device and a method of monitoring a wire saw device are described. The wire monitoring device includes at least two sensors, adapted to provide a change of a sensor output signal...
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WO/2011/061138A1 |
Drive pulley for supporting cutting tools (11) of machine tools (10) for processing stone materials, comprising a body (21) provided on its circumferential surface with radial engaging means (22) extending annularly and parallel to each ...
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WO/2011/044615A1 |
A cutting apparatus of a type having two juxtaposed blades (1 and 2) with each having an outermost cutting edge with teeth (12 and 13), with retention and driving of the blades adapted to effect an oscillatory motion to each of the cutti...
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WO/2011/032599A1 |
A wire saw work piece support device (200) has a support surface (214, 314) adapted for supporting a work piece (100) being sawed by a wire saw (1) during sawing, the support surface (214, 314) defining a support plane. The wire saw work...
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WO/2011/033541A1 |
A multi-wire machine (1) for cutting stone material (2) comprises a base structure (3) which can rest on the ground (4) and a supporting frame (5) comprising a base portion (6) and slidably mounted on the base structure (3). The multi-wi...
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WO/2011/032601A1 |
A wire saw device (1) has a wire handling section (200) comprising: a spool shaft (210) adapted for carrying a wire spool (212), the spool shaft (210) being rotatable about a spool axis (212a) and having at least one expandable surface s...
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WO/2011/032603A1 |
A wheel unit (400) for a rotating wire guide (436) having a rotation axis (252), a tire (460) and a wire guide (436) are provided. The tire (460) includes a tire portion having a radially inner surface adapted to be received at a radiall...
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WO/2011/032598A1 |
A wire management unit has a main frame portion 110 and a wire handling section 200, the wire handling section comprising: a spool shaft adapted for carrying a spool 212 providing the wire 10 towards the wire web; a first pulley 220 adap...
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WO/2011/032602A1 |
A pulley for a wire saw device (100, 200) having a wire (10) forming a wire web is described. The pulley includes a wheel portion around the pulley axis, wherein the wheel portion comprises electrically conductive plastic material, and a...
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WO/2011/033542A1 |
A tensioning device (1) for machines (70) for multiple wire cutting of stone material (71) comprises a plurality of flywheels (2) each lying in its own plane (3) and drawn near one another so that the respective planes (3) in which they ...
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WO/2011/034439A1 |
A process for cutting a block of material (16) into a multiplicity of wafers by movement of a planar array of generally parallel fast moving wires (9) embedded with abrasive particles relative to the block (or vice versa) in a direction ...
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WO/2011/032600A1 |
A method of operating a wire saw device is described. The method includes a wire use cycle, which includes in the following order: a) accelerating the wire to a first moving speed in a first movement direction and moving the wire for a f...
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WO/2011/018395A1 |
Method for cutting tubular members, particularly legs, for supporting structures made of steel, concrete, steel and concrete, stone-like materials or the like, using at least one travelling wire (2) having suitable cutting parts, which m...
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WO/2011/018396A1 |
Machine for cutting structural members such as legs, beams, I-beams or the like for supporting structures made of steel, concrete, steel and concrete, stone-like materials or the like, comprising an endless travelling wire (12) that has ...
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WO/2011/005260A1 |
An actuation mechanism for adjustment of a sharpening mechanism (100) includes an engagement mechanism (530), a sharpening mechanism (100), and a linkage (405). The linkage is coupled to the engagement mechanism (530) at a first end (412...
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WO/2011/005261A1 |
An advancement mechanism (530) includes a post (600), an engagement mechanism housing (610) separated into an upper housing (614) section and a lower housing section (616), a first rotational control mechanism (620), a first bias member ...
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WO/2010/146434A1 |
A tensioning device of a flexible member wound on pulleys in a sawing machine for material in block form, comprising a shaft (15) to support one or more pulleys (18), on each whereof there is partially wound a respective cutting wire fle...
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WO/2010/134395A1 |
A chain saw comprising a saw chain, a drive shaft for driving the saw chain, a handle which the user grips, a handguard (40) disposed near the handle and supported so as to be pivotable about a first pivot shaft (40a), a support (60) sup...
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WO/2010/127922A1 |
A spool for easy disposal of the wire or reuse the wire on the spool comprises a tubular core (10) and a pair of flanges (12), the core (10) with groove (16) axially arranged on its peripheral surface being aligned and continuing with th...
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WO/2010/128011A1 |
In a wire saw that serves for cutting polygonal, columnar bricks out of an ingot of a generally inorganic crystalline material, more particularly a semiconductor material, a cutting yoke (5) having at least two angularly offset saw wire ...
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WO/2010/115406A1 |
The invention relates to a guide roller for wires, comprising a coating support (1) in the form of a hollow cylinder which can be pushed parallel to the longitudinal direction, to which a strongly adhesive coating (4) is applied, said co...
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WO/2010/110673A1 |
The invention provides apparatus for cutting a multiplicity of wafers from a block of generally square cross section (14), the apparatus comprising : - means (a supply reel - not shown) to supply one or more wires, - means (a collection ...
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WO/2010/094355A1 |
A wire management unit adapted for a wire saw device (200; 300; 400; 500) having a wire (213) forming a wire web for cutting is described. The wire management unit includes a pulley moving device (240; 440); at least one pulley (220; 520...
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WO/2010/022531A1 |
A device (20) for holding a workpiece (3), more particularly a columnar silicon ingot, comprises two opposed retaining heads (22, 24) that are provided with at least two clamping elements (28) each. By pressing the clamping elements (28)...
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WO/2010/005638A1 |
Embodiments provide various saw chain links which may be combined to form a utility saw chain. In various other embodiments, cutting system fixtures are disclosed which may facilitate the cutting of pipes and other materials from an axis...
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WO/2010/005815A2 |
Embodiments provide various components of a chain saw, including saw chain elements, sprockets, and other fixtures, that may facilitate sharpening of cutter links during operation. In various embodiments, the components may increase stab...
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WO/2010/000449A1 |
The invention describes a wire saw which, in order to saw at least one workpiece (30), has one or more saw wires that are clamped between wire guiding means (3, 4, 5, 6) and form a field of saw wires arranged equidistantly next to one an...
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WO/2009/107153A1 |
A machine (1) for multiple wire cutting of stone materials comprises a supporting structure (2), a plurality of cutting devices (7) mounted parallel with each other on the supporting structure (2) and a supporting device (12) for the cut...
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WO/2009/098721A1 |
A machine (1) for wire cutting stone material comprises a supporting element (11), at least one connecting element (12) connected to the supporting element (11), at least one motor-driven pulley (7) and a tensioning device (13). Mounted ...
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WO/2009/077282A1 |
The invention relates to a wire spool, particularly for receiving saw wire during wire sawing, comprising a spool body having at least one attachment flange (2, 3) on a spool body front side. According to the invention, the spool body ha...
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WO/2009/056153A1 |
The present invention relates to a method and a system for manufacturing wafer-like slices from a body (10) of a substrate material, especially for use in the manufacture of semiconductor devices. The method comprises providing a slicing...
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WO/2009/046420A2 |
A blade containment device such as a flexible interwoven structure or a net encompasses the engine casing and the blade failure path, or is embedded in the engine casing, and deploys in the event of a blade failure, such as the breaking ...
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WO/2009/040870A1 |
A device for the support and/or drive of diamond wire (2) of machines for cutting natural or agglomerate stones, comprising: at least one pulley, wheel or drum for support and/or drive, provided with at least one groove for holding at le...
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WO/2009/040841A1 |
The machine for cutting blocks of natural or similar types of stone comprises: a plurality of diamond-wire (11 ) loops, wound about an assembly for the support and transmission (12) of the cutting motion to said diamond-wire loops and at...
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WO/2009/021278A1 |
A hole saw having a saw body having a base end with a longitudinal aperture therethrough, a side wall extending from said base end and defining an interior cavity and an outer edge, and a plurality of cutting teeth formed on said outer e...
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WO/2009/001242A1 |
A pulley for multi-wire machine tools comprising a disk-shaped body (2) with a substantially central rotation axis (X) and an outer peripheral portion (3), an anti- wear protection (4) associated with the outer peripheral region (3) of s...
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WO/2008/141411A1 |
The system includes a grease pump assembly connected to a conduit having a grease outlet adjacent an endless chain of the chainsaw. The method includes pushing the grease toward the grease pump, pumping the grease, and feeding the grease...
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WO/2008/133529A1 |
The present invention concerns a link element for a cutting chain (4) that is adapted to extend freely between two points (21, 22) and for pivotal attachment to the chain (4). The link element includes at least one portion (1) with a cut...
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WO/2008/134465A1 |
A saw blade comprises a plate having a plurality of teeth. Each of the teeth includes a tip where the tip has a smooth curved surface welded to the plate. The tip comprises a solid piece of hard material and has a generally rounded wedge...
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WO/2008/130305A1 |
The invention relates to a wire guiding device where the wire guiding device (6, 8, 10, 12) comprises a housing (22) and an to the housing (22) movably connected wire guiding unit (24), where the housing (22) is arranged as an elongated ...
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