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WO/2013/143947A1 |
The invention relates to a core drill, comprising a clamping shaft for accommodating in the chuck of a drilling machine, a drill head similar to a hollow cylinder for drilling and leading away chips, and a clamping-groove-free middle pie...
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WO/2013/145233A1 |
Provided are a hard coating for cutting tools and a cutting tool coated with a hard coating, the hard coating having both excellent abrasion resistance and adhesion resistance. A multilayer film in which two or more layers of a first coa...
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WO/2013/143765A1 |
A saw tool (1) for a machine tool has a chip space (7) between successive saw teeth (4), the length (T) of said chip space (7) being at least twice as large as the height (H).
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WO/2013/139668A1 |
In the case of a drilling tool (1), comprising a drilling stub (6), a cutting element attached to the drilling stub (6) and an attachment portion for attachment to a tool holder (3), wherein the attachment portion is divided into at leas...
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WO/2013/135383A1 |
The invention relates to a deburring tool for deburring edges (1, 1a, 1b), of any desired shape, of recesses in workpieces (19) using at least one cutting blade (2, 2a, 2b, 2'), wherein the deburring tool is in the form of a slotting and...
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WO/2013/133709A1 |
The present invention relates to a drill (1), comprising an at least essentially cylindrical body, having at least a first part (A) with a first diameter, and a second part (B) with a second diameter, wherein the first diameter is smalle...
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WO/2013/133251A1 |
A surface-coating cutting tool in which a hard covering layer having an average thickness of 2-10 µm is formed by deposition on a surface of a tool substrate comprising a tungsten-carbide-based superhard alloy, wherein the surface-coati...
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WO/2013/128673A1 |
This coated surface cutting tool comprises a base material and a coating formed on the base material and is characterized in that: the coating comprises at least one TiB2 layer; and for said TiB2 layer, TC(100) in the orientation index T...
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WO/2013/123017A1 |
An apparatus for enlarging an existing hole in an object includes a separate hole saw with a center pilot shaft. A guide tube with a disk attached at one end inserts into the preexisting hole in the object and receives a bridging web wit...
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WO/2013/106875A1 |
The invention relates to a hard-material threaded connection comprising a component (2) which has a hard material and a first threaded section (2a) that is formed in the hard material and comprising a component (3) which has a greater el...
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WO/2013/104601A1 |
The invention relates to a tool (1) for producing an annular undercut (2) in a wood, stone or plastic body at a distance from the outer surface of the body, comprising a carrying body (4) for a milling part (8), said carrying body being ...
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WO/2013/105348A1 |
This diamond-coated tool is characterized by comprising a base and a diamond layer that covers the surface of the base, and is also characterized in that the diamond layer contains diamond, from 1.0 × 1018 atoms/cm3 to 1.0 × 1022 atoms...
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WO/2013/105883A1 |
The cutting tool comprises an axis (1) and cutting edges divided into cutting parts (2, 3, 4, 5) that each extend from a beginning (6) to a periphery (7), wherein the cutting tool is designed so that the width (W) of the cross-section of...
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WO/2013/102461A1 |
A hole saw assembly is disclosed comprising an elongated arbor, a mounting piece arranged around the arbor and rotationally locked to the arbor but slidable over the arbor, a circular saw blade mounted on the mounting piece, the rotation...
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WO/2013/099841A1 |
The present invention addresses the problem of producing no cylindrical burrs at the outlet of a drilled hole of a metal layer even when the hole is drilled with the metal layer on bottom by a drill used for drilling in stacked FRP and m...
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WO/2013/099326A1 |
The drill of an embodiment of the present invention is provided with a solid cylindrical-shaped cutting section having: a first cutting edge and a second cutting edge, which are provided at the front end of the cutting section so as to b...
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WO/2013/093041A1 |
Drill bit (10), which is rotatable about a drilling axis (23), having a drill shaft portion (12) with a first plug-in connecting element, a cutting portion (11) with a second plug-in connecting element, which forms a plug-in connection w...
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WO/2013/093060A1 |
Drill bit (1), which is rotatable about a drilling axis (9), having a cutting portion with one or more cutting segments (6) and a first plug-in connecting element (13), and a drill shank portion (3) with a second plug-in connecting eleme...
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WO/2013/088343A1 |
The present invention relates to a machining process involving at least a shape machining, comprising: c) carrying out machining over a first distance using a cutting tool subjected, as it advances, to axial oscillations, then d) the red...
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WO/2013/081047A1 |
[Problem] To provide a cutting tool: that suppresses peeling at the interface between a TiCN layer and an αAl203 layer, even during cutting whereby a large impact is applied to the edge of the blade; and which exhibits stable cutting pr...
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WO/2013/077857A1 |
A drill bit for a boring tool comprises a shank configured for engagement with the boring tool and a working tip having a first end attached to the shank and an opposite second end, and a conical helical thread extending substantially co...
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WO/2013/065201A1 |
A drill (10) in which a cutting edge (12) comprises a concave curved cutting edge portion (12b) on the inner peripheral side and a convex curved cutting edge portion (12a) on the outer peripheral side, wherein, in cross-section orthogona...
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WO/2013/065711A1 |
Provided is a replaceable-blade-edge cutting tool having low cost and low deviation in blade edge position. For said purpose, the present invention is provided with: a body (2); and a cutting insert (1) that is attachably/detachably affi...
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WO/2013/065695A1 |
The objective of the present invention is to improve the flow of chips near the convergence point in a small-diameter drill for which grooves are made to converge, thereby improving the precision of the hole position, increasing the qual...
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WO/2013/065393A1 |
The cutting insert of an embodiment of the present invention is configured so that the upper face of the cutting insert has, in order: a first rake face located along a cutting edge and sloping at a first rake angle toward the lower face...
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WO/2013/060461A2 |
The invention relates to a method for producing a guide bevel on a workpiece, in particular a cutting tool. The workpiece to be machined is clamped in a clamping device which is rotationally driven about a rotational axis, and at least o...
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WO/2013/062992A1 |
A method of bonding together components (12,14), such as a tip (12) and a shaft (14) include mutually facing carbide end surfaces is described. The tip (12) includes circumferentially spaced flutes formed in its cylindrical outer periphe...
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WO/2013/060491A1 |
The invention relates to a drill (1) having a shaft (4) along an axis (2) between a drill head (3) and an insertion end (5). The shaft (4) is provided with at least two first grooves (34) extending along the axis (2) and at least one sec...
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WO/2013/053543A1 |
The invention relates to a hammer drill bit (1) for percussion drills of reinforced concrete or other reinforced materials or stone materials, comprising a clamping shank (2), a drilling sleeve (3) having a drill sleeve base (4) and a dr...
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WO/2013/053545A1 |
The invention relates to a hammer core bit (1) for the rotary or rotary percussive drilling of reinforced concrete or other reinforced materials or stone materials, comprising a clamping shaft (2), a drill sleeve (3) having a drill sleev...
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WO/2013/053541A1 |
The invention relates to a core drill bit (BK), in particular to a hammer core drill bit (1) for rotary percussive drilling of reinforced concrete or other reinforced materials or rock material, which drill bit includes a clamping shank ...
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WO/2013/053542A1 |
The invention relates to a hammer drill bit (1) for percussion drills of reinforced concrete or other reinforced materials or stone materials, comprising a clamping shank (2), a drilling sleeve (3) having a drill sleeve base (4) and a dr...
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WO/2013/051449A1 |
This cutting insert and exchangeable-blade cutting tool have a front-back inversion symmetrical insert main body (1) such that a cutting edge (6A) is formed at each of a pair of side edges intersecting a pair of polygonal surfaces (2) at...
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WO/2013/044589A1 |
An eccentric strong reverse machining tool comprises a tool bit (100), a clamping handle (200) used for being clamped by a handle chuck of a numerical control machine, and a toolbar (400) used for connecting the tool bit (100) and the cl...
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WO/2013/042914A1 |
The present invention relates to a cutting tool for a composite material. A drilling tool according to one embodiment includes a drill body and a shank. The drill body includes ribs formed in a spiral shape along the axis direction of th...
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WO/2013/041855A1 |
A drill reamer (20) comprises an elongate body (21) disposed about a longitudinal axis. The elongate body comprises flutes (22a-22d) having separate hard cutting sections (27a, 28'a, 28"a, 28'b, 28"b) and a soft cutting section (24a, 24b...
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WO/2013/039090A1 |
A machining insert as in one embodiment of the present invention is provided with a through-hole that extends so that the through hole passes through first and second end surfaces that are on opposite sides from one another. A plurality ...
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WO/2013/038565A1 |
Because a paired first helical flute (24) and second helical flute (26) that are provided on the drill body (12) of an indexable drill (10) are mirror-finished by machining using ball end mills (30, 32) after being subjected to hardening...
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WO/2013/035619A1 |
The invention enables mass production without shortening the life of a press-fitted member even while the strength of the connection between the tool body and a connecting member is improved. An exchangeable head cutting tool in which a ...
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WO/2013/035166A1 |
Provided is a drill, the tool life of which is improved by obtaining swarf shapes that curl and do not have needle-shaped protrusions, and thereby have shorter overall length, and by the evacuation thereof being facilitated. Because a fi...
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WO/2013/031926A1 |
The present invention pertains to a cutting insert (1) having a cutting edge (7) formed on the intersecting edge line between one end face (2) of two opposing end faces and a side face (9) that extends between the two end faces. One embo...
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WO/2013/026593A1 |
The invention relates to a saw blade (1) with saw teeth (3) arranged along a rectilinear tooth side of a blade support (2). Said saw blade comprises at least one damping area.
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WO/2013/026594A1 |
The invention relates to a drill bit (1), in particular a ferroconcrete drill bit for rotary or rotary percussion drilling of ferroconcrete or other reinforced materials, wherein the drill bit (1) comprises a clamping shank (2), a drill ...
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WO/2013/026730A1 |
A core-hole drilling tool is provided, comprising along with a tubular shank (2) also at least one extension (3), the wall thickness (D) and curvature of which correspond to those of the shank (2). Each of these extensions (3) is provide...
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WO/2013/024424A1 |
A drill bit for boring an undercut hole comprising a shaft, with at least one cutting edge on one end. The shaft of the bit further comprising a bearing surface located eccentrically to the shaft axis. During drilling the bit can produce...
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WO/2012/172014A9 |
The invention relates to a method for machining a workpiece using a tool, wherein the tool engages with the workpiece and a cutting motion is induced between the two. A first relative vibration motion superimposed on the cutting motion b...
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WO/2013/021856A1 |
Provided is a cutting tool with a coolant hole, which has different cutting blades such as an outer circumferential blade and a bottom blade and in which a coolant hole having a plurality of branch holes corresponding to the different cu...
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WO/2013/018764A1 |
A holder (1) for a cutting tool based on one mode of the present invention is provided with a chip clearance groove (12) provided on an outer peripheral surface (4) of a body part (10), and a through-hole (5) that penetrates from a dista...
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WO/2013/018768A1 |
A modification phase having a bcc structure is formed on the surface of a WC-based cemented carbide base by subjecting the base surface to an ion bombardment treatment of Cr or the like in a gas that is mainly composed of nitrogen, and a...
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WO/2013/016018A2 |
The present disclosure provides a quadrangular indexable drill insert comprising a substantially flat top surface and bottom surface, a side surface adjoining the top and bottom surfaces; four identical cutting edges formed at intersecti...
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