Matches 1 - 50 out of 137 1 2 3 >


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DE102015200198B4 Method for cutting semiconductor wafers from a workpiece with a saw wire  
Method for separating semiconductor wafers from a workpiece (3) by means of a saw wire (2a), wherein the saw wire (2a) forms a wire gate (2) spanned by at least two wire guide rollers (1) and...
DE102018201816A1 Saw chain, guide rail and sprocket of a chain saw  
The invention relates to a saw chain (2) of a chain saw (1) comprising a plurality of links and a plurality of rivets (16) connecting the links, the plurality of links comprising cutting members...
DE102018104005A1 Sawing wire and cutting device  
A saw wire (10) includes a metal wire containing rhenium-tungsten alloy. A rhenium content of the metal wire is at least 0.1 wt% and at most 10 wt% in terms of a total weight of rhenium and...
DE202018105196U1 separating device  
Separating device with a housing (28), a in the housing (28) mounted, driven disc-shaped separating tool (10) for separating a workpiece (12), wherein on a peripheral side of the separating tool...
DE102017107024A1 Safety device for band saws  
A band saw safety device comprising a pair of switches adapted to enable the drive of an electric motor of a band saw adapted to move the saw blade of the band saw, the switches being operable by...
DE102016224640A1 Method for sawing a workpiece with a wire saw  
The present invention relates to a method of sawing a workpiece into a plurality of disks with a wire saw. By changing the angle of the outlet openings of the at least one drahteintrittsseitigen...
DE102015002719A1 A hand-operated device with a guide rail  
The invention relates to a hand-held power tool with a guide rail (4, 104, 304). The guide rail (4, 104, 304) has a guide groove (19) in which a chain (5) is guided. The guide rail (4, 104, 304)...
DE102015204275B3 A process for the recovery of a Drahttrennläppvorgangs Structured saw wire after interruption  
The present invention relates to a process for the resumption of a process performed with textured saw wire Drahttrennläppens a cylindrical workpiece in a plurality of disks after interruption and...
DE102015200198A1 A method for cutting wafers from a workpiece with a saw wire  
The invention relates to method for cutting wafers from a workpiece with a saw wire, wherein at least two wire guide rollers spanning a gate wire. Each wire guide roller has in its circumferential...
DE102014103271B4 Cable saw and use a cable saw  
When saw device (100) for cutting material such as concrete, reinforced concrete, masonry, stone, steel, in particular precast brick walls, with a sawing cable (11), with a sawing cable-drive...
DE102014103271A1 Cable saw and use a cable saw  
When saw device (100) for cutting material such as concrete, reinforced concrete, masonry, stone, steel, in particular precast brick walls, with a sawing cable (11), with a sawing cable-drive...
DE10062069B4 A method for cutting a rare earth alloy  
A method for cutting a rare earth alloy, comprising the steps of: Cutting an object to be processed by using a cutting wire (32), while containing between said cutting wire (32) and the object...
DE202014007114U1 Stone Band Saw for various construction materials in Trockenschnttverfahren with speed setting  
Band saw for cutting materials of different hardness by carbide saw blades and diamond saw blades, with adjusted belt speed, characterized in that the band speed can be preselected by a switch,...
DE102013203630A1 Guiding device for machine tool separating device, particularly portable hand machine tool separating device, for guiding cutting strip, has guide element with nitriding hardness area which has nitriding hardness depth  
The guiding device (10a) has a guide element (16a) with a nitriding hardness area (18a), where the nitriding hardness area has a nitriding hardness depth which is smaller than 1 millimeter. The...
DE102013200903A1 Cutter line segment for cutting line of machine tool separator, has cutting depth limiting element for limiting maximum cutting depth of cutting element, and is directly arranged on cutting element  
The cutter line segment has a cutter support element and a cutting element, which is arranged on the cutter support element. The cutting element is constructed differently from the cutter support...
DE102012010978A1 "Cutting chain for cutting mineral or metallic materials"  
A cutting chain (9, 59, 69, 79) for cutting mineral or metallic materials has central chain links and lateral links (29, 40). The cutting chain (9, 59, 69, 79) having connecting pins (31) having a...
DE102012010977A1 "A hand-operated device with a cutting chain zumSchneiden of mineral or metallic materials"  
A hand-held power tool having a guide rail (8), on which a cutting chain (9) for cutting mineral or metallic materials is disposed. The cutting chain (9) is driven to rotate about a sprocket (23)...
DE102012102552A1 A method and apparatus for processing of molded bricks of cement material, such as concrete  
A method for processing of molded bricks of cement material or concrete at least one surface side with a variety of surface along the side of moving and processing heads resting against the...
DE102012101590A1 Method for separating several discs of ingot from brittle-hard material e.g. semiconductor material, involves adjusting tension of moving wire such that storing axles of wire guide rollers are not supported in parallel to each other  
The method involves passing a moving wire around several wire guide rollers (2) provided with grooves for formation of a wire frame assembly (3). The partial sections of the moving wire are...
DE102012010962A1 Cutting chain for hand-operated implement for cutting metal and mineral materials, has upper central connecting links that includes drive tooth which are shaped differently to drive tooth on lower central connecting links  
The cutting chain (10) has lower and upper central connecting links (44,46) which are connected together by lateral connecting links (42). The lower central connecting links are configured as...
DE102011115720A1 A hand-operated device with a protection  
A hand-held power tool such as a rock cutter (1) has a housing (2), in which a drive motor (5) is arranged. The implement has a of the drive motor (5) power tool for cutting mineral or metallic...
DE102011005949B4 A method for cutting wafers from a workpiece  
A method for cutting wafers from a workpiece comprising during a cutting operation, the moving of parallel wire sections of a saw wire relative to the workpiece, so that the discs are formed,...
DE102011005949A1 A method for cutting wafers from a workpiece  
A method for cutting wafers from a workpiece comprising during a cutting operation, the moving of parallel wire sections of a saw wire relative to the workpiece, so that the discs are formed,...
DE112009002435T5 Environmentally friendly cutting device with a wire saw and cutting method using the same  
The present invention relates to an apparatus and a method for cutting a concrete structure with a diamond wire. In particular, the present invention relates to an environment-friendly cutting...
DE102010014551A1 Fluid useful e.g. for sawing brittle material block and for producing wafers, photovoltaic cells and electronic components, comprises at least one glycol base, aqueous acid and optionally at least one additive  
Fluid comprises at least one glycol base and optionally at least one additive. The fluid comprises 0.5-5 wt.% of 0.05-3 mole of an aqueous acid with a pH of 3-6.
DE202009014912U1 Wire Saw  
Wire saw, having a variable cable storage device (10) for a saw cable (3), wherein the cable storage device (10) relatively movable storage elements (12, 13) and an adjusting device (16) having a...
DE102009014520A1 Cutting bead-saw cable i.e. diamond bead saw cable for use in construction industry, has cutting segment comprising hard, wear-resistant cutting center punches integrated into binding structure that is made of ceramic raw material  
The saw cable (1) has a set of cutting beads arranged at a distance to each other, where each of the cutting beads has a cutting segment (4) held at a support body (3). The cutting beads are held...
DE19828886B4 Ripper  
Separating machine with an annular saw blade (3), a drive means for the eccentric drive of the sheet, said drive means comprises a drive wheel (21) which determines the movement of the saw blade,...
DE102006044366B4 A method for separating a plurality of slices of a cylindrical workpiece  
process for simultaneously separating a plurality of slices of a cylindrical workpiece, in which by means of a forward feed device the workpiece by the wire web of a wire saw out , while the wire...
DE102006052910B4 Wafer manufacturing method and apparatus  
device for the preparation of semiconductor material wafers having a) a Saw device for sawing by at a saw-holder (1) fixed discs (3), b) one of the saw-device in process direction downstream...
DE102007008124A1 Wire saw system for cutting e.g. natural stone, has roll package formed in position-adjustable manner relative to another roll package, and protective-cover profile partially covering freely-running wire saw outside wire saw machine  
The system (1) has a protection device (103) and a wire storage (109) that has a roll package (108) and another roll package (110), where each package has individual rollers that are arranged on a...
DE10003240B4 A method of controlling a wire saw and wire saw  
control method for a The wire saw (10), in which a wire group (20) is formed in that a wire on a plurality of grooved rolls (18A, 188, 18C, 18D) running and the wire (14) is moved, wherein a...
DE102006052910A1 Wafer manufacturing method and apparatus  
The Invention relates to a device for the preparation of semiconductor material wafers with a saw device for sawing by at a saw-holder (1) attached disks (3), one of the saw device in the process...
DE102006044366A1 Simultaneous cutting of disks from a cylindrical workpiece by saw wires measures the density of the abrasive suspension in the tank, for replacement when at a threshold level  
During the simultaneous cutting of disks from a cylindrical workpiece, using saw wires, the workpiece is sprayed with an abrasive sawing suspension of a given density. The suspension density is...
DE102006020824B3 Cutting lapping process for workpiece involves using wire saw tool running round workpiece to cut it into thin disks  
The lapping process involves using a wire saw tool in the form of a wire cable (1), carrying a lapping substance (4), running round the workpiece (3) to cut it into thin disks. The cable should...
DE102004012606B4 Protection device for Seilsägevorrichtungen  
guard for Seilsägevorrichtungen characterized by at least one the freewheeling cutting wire (24) outside Wire saw the least partially covering protective covering (10) on to a to be cut workpiece...
DE102004012023B4 Cable saw  
A Cable saw comprises a frame on which a driving means (6) with one of the drive means driven drive wheel (8), pulleys and a pulley similar Sägeseilspeicher (16) with two roll packages (18, 20),...
DE102005040343A1 Wire saw for cutting glass has device for presetting water content of gas surrounding at least part of slurry  
The wire saw (1) has a wire (3) and a slurry application device (7). The saw also has a device (21, 22) to set a preset water content for a gas surrounding at least part of the slurry. Part of the...
DE19952979B4 Concrete cutting chain saws with sealed chain links  
Concrete cutting saw chain (12), comprising: a Arrangement of saw chain links, which central members (30) and side members (22) comprise, each having aligned front and rear openings (36, 4 0) and...
DE19937570B4 Cutting chain for sawing machines, especially in the production of ornamental and grindstones  
Chain for sawing, especially for the production of ornamental or grinding stones containing a plurality of of chain links (1, 2) which are articulated to one another by connecting means aligned...
DE102005028112A1 A method for positioning and station keeping of substrates, especially of thin silicon wafers after wire sawing at their singulation  
Thin silicon wafer, as commonly for photovoltaic be used cells are cut out of blocks and are glued to this end on a base plate of glass. After sawing hang the wafer fixed only at the wafer thick...
DE202005006442U1 Rope saw machine for cutting workpiece e.g. concrete, has saw rope guided in guide rollers in area of its cutting line in workpiece, where rollers are vertically adjustable in guides corresponding to progress of line, by motor  
The machine has a saw rope (2) driven by a rope drive and guided over guide rollers (9) in a closed loop. The rope is guided in the rollers in an area of its cutting line in a workpiece. The...
DE102004043718A1 Method for cutting wafers from workpieces of brittle material using diamond wire saws has several workpieces on a rotating mount to enhance the cutting action  
A method for cutting wafers from rods or crystal of brittle material, e.g. semiconductor crystal, has two or more workpieces on a rotating mount offered up to a diamond saw with a number of...
DE102004039946A1 Slag bar crushing device for steel producing industry, has saw rope guided around slag bar to cut bar into pieces, and saw rope guide designed as slag bar overlapping bridge with rope deflection that is adjustable in height and/or side ways  
The device has a saw rope (11) with a saw rope drive (10). The saw rope is guided around the slag bar placed on the device in order to cut the slag bar into pieces. A saw rope guide is designed as...
DE102004012023A1 Wire saw, for cutting through reinforced concrete, has a compact structure with a mounting to attach it to the workpiece surface for cutting in a variety of directions  
The wire saw has a drive wheel (8) coaxial to a roller packet (18) of the wire saw store (16), keyed to the roller packet axis (28). The drive wheel has a larger diameter than the rollers, and the...
DE102004012606A1 Protection device e.g. for wire saw devices, has protection cover which takes unsolicited sawing wire off outside of core saw machine and protection covering section surrounds the sawing wire on three sides  
The safety device has a protection cover (10) which takes unsolicited sawing wire off (24) outside of a core saw machine. The protection covering section (10) surrounds the sawing wire on three...
DE10042858B4 Anordnung zum Sägen von Platten aus steinartigen Baustoffen  
Anordnung zum Sägen von Platten aus steinartigen Baustoffen mit einer Werkstückaufnahme und einer ein Werkstück auf der Werkstückaufnahme umgreifenden Maschinenbrücke, die einen Schneidebereich...
DE10251515B3 Sawing machine, especially rock saw, has contour controller detection device and supporting components mechanically coupled for synchronous transfer of feed movements  
The machine has a driven sawing tool (4) with a multi-axle support with movable support components (10,12,14) with controllable support drives (11,13,16) and a contour controller (2) with at least...
DE19752223B4 wire saw  
Wire saw provided with a wire rope on the cylindrically around the wire (10) Fittings (32), wherein the fasteners (32) cutting layers (34) are arranged in metal with dispersed therein abrasive...
DE19505867B4 Miter saw  
Miter saw with a workpiece support forming a plunge slot table, and with a pivotally mounted on the table between an upper rest position and a lower cutting position mounted arm carrying a...

Matches 1 - 50 out of 137 1 2 3 >