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Patent Searching and Data


Matches 1 - 50 out of 12,910

Document Document Title
WO/2018/108311A1
The invention relates to a self-centring cutting head (1) for attaching to a front-side end of a tool shaft (10) in a bonded manner, comprising: a connecting region (2) extending transversely in relation to a pre-defined axis of rotation...  
WO/2018/109679A1
A rotary cutting tool with a shank and an interchangeable cutting tip, wherein the shank includes a pocket which receives the interchangeable cutting tip via an interference fit. The pocket includes two centering wall portions which, whe...  
WO/2018/108656A1
The invention relates to a drill head (2) for a drill (1), which drill head has a top face (9) for removing mineral material, a bottom face (10) for fastening to a shaft (3) of the drill (1), and an axis of rotation (6), which extends ce...  
WO/2018/105403A1
A surface coated cutting tool comprises a base material made of a cemented carbide and a coating. The coating includes an intermediate layer in contact with the base material, and an upper layer formed on the intermediate layer. The uppe...  
WO/2018/103177A1
Disclosed are a gear self-tightening drill chuck and a flat jaw self-tightening drill chuck. By means of engagement of first oblique teeth (2) on a front jointer (1) connected to a related component and second oblique teeth (5) on a rear...  
WO/2018/100849A1
A surface-coated cutting tool which is provided with a base material and a coating film that covers the surface of the base material. The coating film comprises a super-multilayer structure layer in which layers A and layers B having a c...  
WO/2018/100812A1
The present invention provides a drill with which it is possible to perform boring with high dimensional accuracy without overprocessing during a deburring process. This drill is provided with: a drill body (3) which is rotated about a c...  
WO/2018/092369A1
This sintered body contains cubic boron nitride particles and a binder. The particle size D50 of the cubic boron nitride particles, at which the cumulative value is 50% in an area-based particle size distribution, is more than 0.5 μm bu...  
WO/2018/092729A1
A rotary tool based on an embodiment has a main body, and the main body is provided with a cutting edge and a first flute. The first flute has a first region having a first helix angle, a second region having a second helix angle, a thir...  
WO/2018/092187A1
A cutting tool according to one aspect of this disclosure includes: an attachment part; a cutting part that has a core section and a surface section; and a joint part. The attachment part contains a hard component and a hard material. Th...  
WO/2018/091683A1
A drill device (1) having a drill tip (2) and a drill body (3) having a rear portion (3.1), wherein the drill tip (1) comprises at least a first clearance surface (2.1), and the drill body (3) comprises at least a first land (3.2) having...  
WO/2018/092791A1
The cutting insert according to the present disclosure is provided with: a substrate having a first face and second face adjoining the first face; and a coating layer located on a surface of the substrate. The coating layer is provided w...  
WO/2018/092518A1
Provided is a coated cutting tool having a substrate and a coating layer formed on the surface of the substrate, wherein the coating layer includes at least one α-aluminum oxide layer in which the texture coefficient TC (0,0,12) of the ...  
WO/2018/091347A1
The invention relates to a method for making a tool (20), involving the steps of: - heating a joining surface (47) of a first metal part (22), on which a tool head (28) is placed, to a temperature above the recrystallization point of the...  
WO/2018/088267A1
A member for built-up edge formation provided with a resin block containing a high-molecular-weight compound (A) having a weight-average molecular weight of between 5x104 and 1x106 inclusive, a middle-molecular-weight compound (B) having...  
WO/2018/089170A1
A hole saw assembly having a drive shaft, drive disk and hole saw blade. The drive disk has a plurality of radially extending projections that engage with engagement slots in the side of the hole saw blade.  
WO/2018/088114A1
A coated cutting tool provided with a base material and a coating layer formed on the surface of the base material. The coating layer comprises at least one α-type aluminum oxide layer, and in the α-type aluminum oxide layer, the textu...  
WO/2018/083250A1
The invention relates to a tool alignment device (10) for mounting on a tool (110) having a stop (112), especially on a drilling and/or countersinking tool having a single-piece tool shaft (128) and a stop, for alignment of a drill hole ...  
WO/2018/083743A1
A body (3) for a cutting tool (1) with a replaceable tip is provided with: a cylinder section (32) formed from a first metallic material and extended in the axial direction; and a female threaded section (33) provided on the inner periph...  
WO/2018/079489A1
A cutting tool of one embodiment of the present invention is provided with a rod-shaped body, a cutting blade located at a first end of the body, and a groove that extends in a spiral from the cutting blade toward a second end side of th...  
WO/2018/079228A1
Provided is a coated cutting tool comprising a substrate and a coating layer formed on the surface of the substrate, wherein the coating layer includes at least one α-type aluminum oxide layer and in the α-type aluminum oxide layer, th...  
WO/2018/079229A1
Provided is a coated cutting tool comprising a substrate and a coating layer formed on the surface of the substrate, wherein the coating layer includes at least one α-type aluminum oxide layer and in the α-type aluminum oxide layer, th...  
WO/2018/077495A1
The invention relates to a machining tool for use in machine tools for rotating cutting operations, comprising a main body (14), which can be rotated about a center axis (12) and which is elongate in the direction of the center axis, at ...  
WO/2018/081594A2
A core drill bit can include a first region and a second region. The first region can include abrasive particles in a first bond matrix, and the second region can include abrasive particles in a second bond matrix. The first region is co...  
WO/2018/075921A1
Drills and methods of removing material using drills are disclosed. Drills may include a plurality of lands that extend to a cutting edge, where adjacent lands are separated by flutes comprising a base contour arranged in a generally hel...  
WO/2018/070195A1
A surface-coated cutting tool which comprises: a substrate that has a rake face and a clearance; and a coating film that covers the surface of the substrate. The substrate is a cBN sintered body or a ceramic sintered body; the coating fi...  
WO/2018/071863A1
A surgical tool assembly for forming holes in bone at precise locations to controlled depths. The hole forming tool has a leading apical tip and a shank. The shank includes an annular groove at a predetermined distance from the apical ti...  
WO/2018/065550A1
The invention relates to a metal drilling tool (1) comprising: a middle axis (M), a front side (7) and an opposite end (E), with at least two cutting edges (3/1,3/2) arranged in the region of the front side (7), a first free surface (5/1...  
WO/2018/066231A1
A material for a rotary cutting edge has an installation structure-forming section that will become a section for installation on a shank, a cutting structure-forming section that will become the cutting edge, and a bonding section. The ...  
WO/2018/066319A1
This method for producing a diamond polycrystal comprises: a first step for subjecting a high-pressure-phase carbon powder to a heat treatment at 1300°C or higher to thereby obtain a heat-treated carbon powder; and a second step for sin...  
WO/2018/062133A1
This cutting tool is provided with: a flow passage having an inflow opening and an outflow opening; and a sealing section located continuous with the flow passage and having a male screw and a female screw. The plurality of ridges of the...  
WO/2018/058752A1
A single-blade micro drill bit. A spiral-shaped first chip removal groove (1), a spiral-shaped second chip removal groove (2) and a spiral-shaped third chip removal groove (3) are formed in a first end face of a first end (100) of the dr...  
WO/2018/056288A1
When forming a first preliminary flute (70) on a PCD layer (22) of a columnar body (16), electrical discharge machining is performed by setting the electrode orientation so that the first twist angle is α. Next, when forming a second pr...  
WO/2018/055018A1
A core drill bit (1) comprises a tubular shaft (12), a mounting platform (34) provided on a proximal end of the tubular shaft (12) for mounting the core drill bit on a power tool (35), and an annular cutting section (2) provided with abr...  
WO/2018/055015A1
The inventive core drill bit (1) comprises a tubular shaft (12), a mounting platform (31) provided on a proximal end of the tubular shaft (12) for mounting the core drill bit on a power tool (26), and an annular cutting section (2) provi...  
WO/2018/056352A1
An insert (101) for a drill, the insert being detachably attached by a fixing member (14) to the tip end of an axially rotating drill body (11), wherein the insert for a drill is provided with: a main surface (1a, 101a) provided with an ...  
WO/2018/051939A1
Provided is a surface-coated cutting tool exhibiting excellent chipping resistance and wear resistance in intermittent cutting. A surface-coated cutting tool in which a hard coating layer including a TiAlN layer is provided on the surfac...  
WO/2018/052118A1
Provided is a core drill capable of reducing powder dust that scatters outward during drilling work, even on a drilling spot having, at a location immediately near thereto, a wall or the like vertical to the surface to be drilled. An exe...  
WO/2018/050625A1
The invention relates to a drill (1) which comprises an insertion end (4), a coil (8) and a drill head (2). A drill axis (6) runs through the insertion end (4), the coil (8) and the drill head (2). The coil (8) has a conveying flank (25)...  
WO/2018/050267A1
The invention relates to a drill head (1) of a hard material for a drilling tool (2), wherein the drill head (1) has at least one suction opening (4) at a working end (3), via which suction opening drill cuttings can be suctioned, and th...  
WO/2018/047158A1
A cutting tool (20) includes a replaceable cutting insert (22) and a tool body (24). The tool body (24) includes a tool body surface (26) and an insert pocket (28) recessed therein. The cutting insert (22) is releasably retained in the i...  
WO/2018/047834A1
The present invention is a cutting tool for cutting an object, or a holder for retaining the cutting tool, and is configured so that a current-carrying path for measuring a change in a member of the cutting tool or the holder is formed d...  
WO/2018/047735A1
Disclosed is a cutting tool comprising a base material and a film provided on the base material, wherein: the base material is a cBN sintered compact including greater than or equal to 80 vol% to less than 100 vol% of cBN, and a binding ...  
WO/2018/047155A1
A tool shank (20) has a head receiving pocket (22) at a forward end (24), and a plurality of chip flutes (26) extending rearwardly therefrom along a longitudinal axis (Al). The head receiving pocket has a support surface (30) transverse ...  
WO/2018/047733A1
Disclosed is a cutting tool comprising a base material and a film provided on the base material, wherein: the base material is a cBN sintered compact including greater than or equal to 30 vol% to less than 80 vol% of cBN, and a binding m...  
WO/2018/047734A1
Disclosed is a cutting tool comprising a base material and a film provided on the base material, wherein: the base material is a cBN sintered compact formed from cBN particles; the film includes a compound layer having the composition Ti...  
WO/2018/043352A1
A method for manufacturing a cutting tool having a honing surface 15 at an intersecting ridge line between a rake surface and a flank surface forming a cutting blade, by irradiating with a laser beam L a tool main body having a curved cu...  
WO/2018/037625A1
This surface coating cutting tool comprises a base material and a coating film formed on the base material. The coating film includes an α-Al2O3 layer. The α-Al2O3 layer contains multiple α-Al2O3 crystal grains and chlorine, and the T...  
WO/2018/037624A1
This surface coated cutting tool has a rake face and a flank face, is provided with a substrate and a coating formed on said substrate, the substrate includes a cutting blade that connects the rake face and the flank face, and has an oxy...  
WO/2018/036666A1
A drill (21) includes a drill body (23) having a longitudinal axis, a front end (25), and a front end portion (27), at least one flute (29) in the front end portion (27), a cutting insert (31) mounted to the drill body (23) in each flute...  

Matches 1 - 50 out of 12,910