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WO/2011/121780A1 |
The disclosed cutting insert makes it possible to bore or drill without forming a pilot hole in the work piece. The cutting edge includes a cutting edge section that extends from the outside of the body of the cutting tool towards the ce...
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WO/2011/116879A1 |
The invention relates to a drilling tool (1), in particular for drilling fibre-reinforced material (8), wherein the drilling tool (1) has at least one cutting edge (2). At least one marginal surface (31, 32), which in each case delimits ...
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WO/2011/116540A1 |
A miniature drill and a method for processing the miniature drill are disclosed. The miniature drill comprises a drill tip (41) and a drill body (42). The drill tip (41) comprises two main cutting edges, two main tool faces and two auxil...
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WO/2011/110159A1 |
The invention relates to a rotationally drivable material-removing tool (10) with an integrated coolant/lubricant supply, which tool has a shank (12) and a cutting part (20) connected to the shank (12). The shank (12) has a clamping port...
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WO/2011/111197A1 |
Provided is a cutting insert having a cutting edge that can inhibit the cutting resistance applied to a cutting boundary section from increasing with an increase in cutting depth. The cutting insert has one or more rake faces, a flank fa...
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WO/2011/107081A1 |
A guide gib (500) for a deep drilling tool of a substantially rectangular shape with a longitudinal direction (L) and a width (B) and with at least one sliding surface (540) is characterized in that at least one lubricating groove, prefe...
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WO/2011/108108A1 |
Provided is a cutting tool such that the quantity of main body sections discarded and the quantity of cutting heads discarded can be restricted and that vibrations during cutting work can be suppressed. In the cutting tool (100), a Heli-...
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WO/2011/097109A2 |
A method for manufacturing a drill bit (1), wherein in a first step the chip flutes (12) are ground into a round rod, in a second step the round rod is ground down to its outer diameter (15, 16) with simultaneous grinding of the drill-bi...
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WO/2011/095344A1 |
Drilling tool comprising at least two flutes (3a, 3b) and a chisel edge (8) having an end reduction (2), wherein the end reduction (2) merges continuously with the flutes (3a, 3b) in such a way that it forms the end of the respective flu...
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WO/2011/093482A1 |
Provided is a method for producing a member having a bottomed hole wherein a two-point supported cutting wire is used to form a hollowed out bottom portion, so that yield of a material is good, durability as a cutting blade can be increa...
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WO/2011/090551A2 |
A rotary cutting tool (10) includes a generally cylindrical body having a first end (12), a second end (14) and a longitudinal axis therebetween (16). A mounting portion (18) is disposed about the first end (12), a head portion (20) havi...
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WO/2011/088269A1 |
A hole cutter has a cylindrical blade body including a cutting edge and one or more axially-elongated apertures formed within a side wall of the blade body. The axially-elongated aperture is configured to receive a lever, such as a screw...
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WO/2011/088295A1 |
An assembly includes a hole saw, an arbor, a collar and a nut. The hole saw is formed from a back plate and a skirt which has a cutting edge on its free end. A passageway is provided through the hole saw. The arbor is rotatably mounted t...
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WO/2011/088268A1 |
A hole cutter for cutting a work piece, such as a wood and/or metal work piece, has a substantially cylindrical blade body defining a wall thickness within the range of about 0.032 inch to about 0.038 inch, and a cutting edge formed on o...
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WO/2011/088271A1 |
A hole cutter has a substantially cylindrical blade body defining a blade body circumference, a cutting edge formed on one end of the blade body, and an axially-elongated slot formed through the substantially cylindrical blade body. The ...
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WO/2011/088265A1 |
A hole cutter having an extruded plate cap and methods and apparatuses for making such caps and hole cutters. The plate cap has planar opposing external and internal surfaces with an extruded hub extending axially inwardly from the inter...
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WO/2011/088266A1 |
A coated hole cutter including an ink-based colored coating applied only to the external surface of the cylindrical blade body of the hole cutter, but not to the surfaces of a circumferentially-extending cutting edge or to the interior s...
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WO/2011/082161A1 |
The disclosure relates to high-speed drill bits for removing material from alloys and other hard materials. A conventional drill bit is modified by removing material from the forward portion of the bit to increase the radius of the cutti...
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WO/2011/080009A1 |
The invention relates to a rock drilling tool comprising a drilling head provided with a cutting body (3), and a helix arranged between the drilling head and a shaft, the cutting body (3) extending continuously over a nominal diameter of...
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WO/2011/080012A1 |
The invention relates to a rock drilling tool (1) for the rotational percussive machining of concrete, rock, masonry and such materials, said tool comprising a drilling head (2) provided with a cutting body (3), and a helix arranged betw...
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WO/2011/077929A1 |
Disclosed is a surface-coated cutting tool in which the adhesion of a coating upon a base is high and which combines excellent heat resistance, excellent abrasion resistance, and excellent lubricity. The surface-coated cutting tool is pr...
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WO/2011/077928A1 |
Provided is a surface-coated cutting tool having excellent heat resistance, wear resistance, and lubricating properties. The surface-coated cutting tool includes a base material and a coating formed on the base material. The coating is f...
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WO/2011/070653A1 |
Disclosed is a throw-away rotary tool that can increase productivity and has excellent properties relating to the task of attaching and the task of detaching a cutting head to/from a body. In a convex section (24a) formed as a portion of...
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WO/2011/070652A1 |
Disclosed is a throw-away rotary tool that can suppress variations in tool lifespan and machining accuracy. The throw-away rotary tool is provided with: at least two groove sections (13b, 13c) that are recessed into the inner walls (13a)...
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WO/2011/066831A2 |
In a rotary drill, the drill is provided with at least one groove, of which one groove has a center lying on the axis of rotation of the drill. The two end points of the groove define a groove width, and the drill is provided with two or...
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WO/2011/065468A1 |
Provided is a rotation tool such that thermal shock resistance is high, that the amount of cermet sintered body deformation resulting from burning can be made small, and that machining dimensional accuracy is high. The aforementioned rot...
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WO/2011/065901A1 |
The invention relates to a device (4) in connection with rotary tools (1) for cutting machining and having a replaceable cutting top part (3) and a clamping tool body (2). The tool body (2) has a cylindrical reception part (5) provided w...
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WO/2011/060978A1 |
The invention relates to a saw tool for a machine tool having at least two saw tooth sequences (20) each having a plurality of saw teeth (3), wherein a toothless chip space (21) is arranged between successive saw tooth sequences (20). Ac...
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WO/2011/060947A1 |
The invention relates to a deep hole drill, comprising a first coating extending over the effective length of the guide section and a second coating that is applied to the tip of the drill in the cutting region, the region of which exten...
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WO/2011/058637A1 |
A hard coating is composed of Ala Crb (BN)c αd N, wherein an amorphous BN or a predetermined bonded BN incorporating at least either a crystalline c-BN or h-BN has been added in a 0.02-0.20 atom ratio to an aluminum rich AlCrN coating w...
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WO/2011/057328A1 |
A machine tool bit, such as a tool for drilling, milling, reaming or tapping or the like comprising a work portion (71) and a shank (73) extending from the work portion. The shank (73) is provided with one or more regions of reduced mech...
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WO/2011/058636A1 |
A hard coating is composed of Ala Crb (SiC) c αd N, wherein a SiC (silicon carbide) has been added in a 0.05-0.20 atom ratio to an aluminum rich AlCrN coating having an Al to Cr atom ratio (Cr/Al ratio) in the range of 0.25-0.67, thereb...
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WO/2011/054491A1 |
The invention relates to a stop (502, 509) for arrangement on a drilling, milling or countersinking tool (508) for machining a work piece (503), wherein the work piece (503) has a surface (510), and wherein the drilling, milling or count...
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WO/2011/055372A2 |
A cutting tool holder configured for mounting thereon a cutting insert to form a cutting tool, the tool holder extending along a central axis and comprising a mounting portion having a seat surface oriented generally perpendicular to the...
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WO/2011/018917A9 |
Disclosed is a diamond-coated tool (10) wherein separation does not easily occur at the interface between a base (1) and a diamond layer (3). The diamond-coated tool (10) comprises the base (1) and the diamond layer (3) that covers the s...
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WO/2011/050903A1 |
The invention relates to a multiplex exchangeable cutting plate (1) designed and suitable for use in a drilling tool, for an especially wide range of applications. The invention further relates to a drilling tool (12), which, when equipp...
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WO/2011/047866A1 |
The invention relates to a device (115) for milling a circular surface around a welding point, wherein the device (115) comprises: a tool holder (102), a welding point milling cutter (106), a centering tip (101), a spring (103) that lies...
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WO/2011/049817A1 |
The present disclosure relates to a connector assembly (20,30) for use with a drill bit (10) in a surgical procedure. The connector assembly comprises first (20) and second (30) cannulated connectors, where the first connector is for cou...
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WO/2011/049095A1 |
Provided is a drill for composite material, this drill permitting a high quality boring operation wherein almost no burrs or delamination occurs during the boring of a member to be machined which at least partially contains fiber-reinfor...
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WO/2011/047865A1 |
The invention relates to a drilling tool for machining, wherein the drilling tool comprises: a main cutter (201, 202), a first flank (206, 207) having a first relief angle, wherein the first flank (206, 207) is designed to abut the main ...
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WO/2011/045781A1 |
A twist drill (12) includes a cutting portion (10) and a drill body (14). The cutting portion (10) has a chisel edge (28), a segment relief surface (22), a chamfer relief surface (24) and at least two flutes (20) extending longitudinally...
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WO/2011/042662A1 |
The invention relates to a novel reamer including a cut blade including a plurality of helical cutting lips, said reamer being characterized in that a number of helical cutting lips vary along a longitudinal axis of the cut blade. The in...
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WO/2011/038724A2 |
The invention relates to rotationally symmetrical bodies made of metal which must often be provided with central and straight cylindrical holes. Said holes extend, in parts, over the entire length such that a tubular shaped body is produ...
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WO/2011/038896A1 |
The invention relates to a drill (1) for producing a drilled hole in workpieces comprising fiber-reinforced plastic, having at least one main cutting edge (7, 7') on the end face, with at least one secondary cutting edge (19, 19'), provi...
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WO/2011/036739A1 |
[Problem to be solved]To provide a tool that can prevent chip packing. [Means to solve the problem] A cutting tool has a body (2), a hole (3) that has an open end at the end of the tool (2), a wall (4) defined by the hole (3) and the out...
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WO/2011/035769A1 |
The application comprises a blank (101, 301) for producing a cutting tool with at least one inner bore (102, 103, 302, 303) for conducting fluids, wherein the blank (101, 301) comprises at least a first and a second portion (108, 109, 30...
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WO/2011/035774A1 |
The invention relates to a rotationally driven cutting tool (2) with a cutting insert support (4) and an exchangeable cutting insert (6), which is secured against loosening and which is received in a slot (10) designed in the front face ...
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WO/2011/032283A1 |
A seismic tool assembly for effecting a drill hole and enlarging a lowermost end thereof whereby an anchor can be set more securely therein. A drill bit is inserted through an opening in a drill stop member, which is mounted on a stabili...
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WO/2011/026787A1 |
The invention relates to a core drill (10) having an axially extending hollow drill shaft (22, 64) that is pivotally mounted in a housing (14) of the core drill (10) and that can be rotated by means of a drive unit; a coaxial tool holder...
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WO/2011/023288A1 |
The invention relates to a drilling tool (1) having at least two partial cutting edges (10) which run at right angles to the central longitudinal axis (2) of the tool shank (3) thus forming one main drill cutting edge, and having a clear...
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