Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 18,175

Document Document Title
WO/2017/068922A1
A first cutting blade (5a) and a second cutting blade (5b) are connected together via a connection portion (6). The first cutting blade (5a) has a first inclined section (5a1) approaching a middle plane M as the distance thereof from a f...  
WO/2017/069051A1
This single-crystal diamond is provided with a set of main surfaces opposed to each other, wherein, at the main surfaces, the impurity concentration changes in the first direction.  
WO/2017/068850A1
An insert for a rotary cutting tool according to one aspect of the present invention is provided with an annular rake surface (21) having at least one concave part (23), and a cutting blade (22) formed on the outer periphery of the rake ...  
WO/2017/060026A1
The invention relates to a turning insert (1) comprising a top surface (8), an opposite bottom surface (9), side surfaces (13, 13') connecting the top surface (8) and the bottom surface (9), and two opposite nose portions (15, 15'). Each...  
WO/2017/061325A1
A coated cutting tool which comprises a base and a coating layer that is formed on the surface of the base. The coating layer has an alternate lamination structure wherein two or more kinds of compound layers having different composition...  
WO/2017/061144A1
This surface-coated cutting tool is provided with a base material, and a coating film formed on the base material, wherein: the coating film includes an α-Al2O3 layer; the α-Al2O3 layer includes a plurality of α-Al2O3 crystal particle...  
WO/2017/061328A1
Provided is a coated cutting tool including a substrate and a coating layer formed on the surface of the substrate. The coating layer includes at least one predetermined layer, the predetermined layer comprising a compound having a compo...  
WO/2017/060027A1
A method to form a surface (53) on a metal work piece (50) comprising a first machining step of providing a turning insert (1) comprising a first cutting edge (11), a second cutting edge (12) and a convex nose cutting edge (10) connectin...  
WO/2017/060025A1
A turning insert (1) comprising a top surface (8), an opposite bottom surface (9), a reference plane (RP) located parallel to and between the top surface (8) and the bottom surface (9), a center axis (A1) extending perpendicular to the r...  
WO/2017/061058A1
A surface-coated cutting tool is provided with a substrate and a coating film formed on the substrate. The coating film includes an α-Al2O3 layer comprising a plurality of α-Al2O3 crystal grains. The α-Al2O3 layer comprises a lower la...  
WO/2017/061059A1
A surface-coated cutting tool is provided with a substrate and a coating film formed on the substrate. The coating film includes an α-Al2O3 layer comprising a plurality of α-Al2O3 crystal grains. The α-Al2O3 layer includes: a first ar...  
WO/2017/056969A1
A cutting insert anchoring member (30) for anchoring a cutting insert (20) to the body (10) of a cutting tool (100) comprises a main body (37), a main body channel (34), and a nozzle (31). The main body (37) presses a rake face (20a) of ...  
WO/2017/057456A1
A coated tool according to one embodiment of the present invention is provided with a substrate and a coating layer disposed on a surface of the substrate, and further with a first surface, a second surface, a third surface, and a cuttin...  
WO/2017/051714A1
In said replaceable tool edge cutting tool, a cutting insert is detachably attached by being seated in an insert installation seat and clamped with a clamp screw. At one end of the clamp screw, a male thread section is formed and on the ...  
WO/2017/052208A1
The present invention relates to a cutting insert. The cutting insert according to one embodiment of the present invention forms dots between a main cutting edge and a chip breaker, wherein the dots form a bridge between the main cutting...  
WO/2017/050677A1
The invention relates to a tool for roughening a borehole surface which has a coupling portion (12) for clamping the tool (10) in a drill device and has a tool head (14) for processing the borehole surface, cutting means (18) which are c...  
WO/2017/050730A1
The invention relates to a tool for roughening a borehole surface which has a coupling portion (12) for clamping the tool (10) in a drill device and has a tool head (14) for processing the borehole surface, cutting means (18) which are c...  
WO/2017/047949A1
A hard coating according to the present invention is formed on the surface of a base material for a cutting tool by a PVD method, and the hard coating is characterized by including a thin film layer which has a total thickness of 0.5-10 ...  
WO/2017/043520A1
A cutting insert according to one mode of embodiment of the present invention is provided with an upper surface, a front end surface and a front cutting edge. The upper surface includes a first protruding portion and a second protruding ...  
WO/2017/043470A1
In the present invention, it is possible to prevent a cutting insert for grooving from coming out of an insert attachment seat when a tool is used, and it is possible to improve attachability by preventing dislodging of said groove cutti...  
WO/2017/038855A1
A composite member (6) for joining WC-based cemented carbide members (1, 2) interposed by a joining layer (7) formed by solid-phase diffusion-joining of a joining member (3) that comprises Ti foil, and a tool comprising the composite mem...  
WO/2017/037798A1
A coated surface cutting tool is provided with a base material and a coating formed on said base material. Said coating comprises an α-Al2O3 layer (1), said α-Al2O3 layer comprises α-Al2O3 crystal grains and sulfur, and TC(006) for th...  
WO/2017/037796A1
This surface-coated cutting tool (10) is equipped with a substrate (11) and a membrane (12) formed on the substrate. The membrane has an α-Al2O3 layer (16) that contains a plurality of α-Al2O3 crystal particles. The α-Al2O3 layer incl...  
WO/2017/038435A1
A hard coating 1 is a hard coating 1 that is formed on a substrate 3. The hard coating 1 has a first layer 11. The compositional formula for the first layer 11 is Zr1-a-bHfaMgb (BxCyN1-x-y). In said compositional formula, a, b, x, and y ...  
WO/2017/037797A1
A membrane (12) provided in this surface-coated cutting tool (10) has an α-Al2O3 layer that contains a plurality of α-Al2O3 crystal particles. The area A1 occupied by coarse-grained crystal particles A constitutes 50% or less of an α-...  
WO/2017/038762A1
The cutting tool according to an embodiment has a substrate obtained from a hard-metal alloy and a coating layer provided on the substrate surface. The coating layer has a first layer that contacts the substrate and contains Ti(CxN1-x) (...  
WO/2017/038618A1
Provided is a surface-coated cutting tool in which a hard coating layer comprising an alternating laminated structure of an A layer (1) and a B layer (2) is provided to a surface of a tool base (3), wherein the A layer (1) has a componen...  
WO/2017/037955A1
A hard coating 24 coated on the surface of a tool base material 30 is configured so as to have a total film thickness of 0.5-20 µm and has alternately laminated therein, by physical vapor deposition, an A layer 34 and a nanolayer-altern...  
WO/2017/036630A1
The present invention relates to a metal cutting tool (1) comprising a main tool body (2). The tool (1) further comprises a slider element (4, 6), which is received at least partially in an opening in the main tool body (2), is arranged ...  
WO/2017/038840A1
In a surface-coated cutting tool according to the present invention, a rigid coating layer contains at least a composite-nitride or composite-carbonitride layer represented by compositional formula: (Ti1 - xAlx) (CyN1 - y), wherein t...  
WO/2017/037956A1
A hard coating 24 coated on the surface of a tool base material 30 is configured so as to have a total film thickness of 0.5-20 µm and has alternately laminated therein, by physical vapor deposition, an A layer 34 and a nanolayer-altern...  
WO/2017/022501A1
A coated cutting tool which comprises a base and a coating layer formed on the surface of the base. The coating layer has an alternately laminated structure wherein two or three kinds of compound layers having different compositions are ...  
WO/2017/018369A1
A cutting tool according to the present disclosure is provided with: a holder, which has a shape that extends from a first end (3a) to a second end (3b) and has a flow channel (19) and a pocket (9) located toward the first end; and an in...  
WO2017009928A1
This surface-coated cutting tool is provided with a substrate and with a coating film that is formed upon the substrate. The coating film includes an α-Al2O3 layer. The α-Al2O3 layer includes a plurality of α-Al2O3 crystal grains and ...  
WO2017010426A1
Provided is a chemical vapor deposition device comprising: a reaction vessel containing a material to be deposited; a gas supply tube provided inside the reaction vessel; and a rotation drive device for rotating the gas supply tube about...  
WO2017009927A1
This surface-coated cutting tool (10) is provided with a substrate (11) and with a coating film (12) that is formed upon the substrate. The coating film includes an α-Al2O3 layer, the α-Al2O3 layer includes a plurality of α-Al2O3 crys...  
WO2017009929A1
This surface-coated cutting tool (10) is provided with a substrate (11) and with a coating film (12) that is formed upon the substrate. The coating film includes an α-Al2O3 layer, the α-Al2O3 layer includes a plurality of α-Al2O3 crys...  
WO/2017/005723A1
A single crystal synthetic diamond tool precursor structure, a tool element and a tool are disclosed. The single crystal synthetic diamond has a first surface, wherein the first surface is arranged to align with a holder, and is crystall...  
WO/2017/003343A1
The present invention relates to a cutting tool for metal chip removing machining having at least one internal coolant channel (17) for fluid having a flow direction (F), the at least one internal coolant channel having a length. The at ...  
WO/2017/003342A1
The present invention relates to a tool comprising a holder body (2"), a cutting insert (5") and a nozzle (10"), said nozzle (10") having a single through hole (11") for a fastening member (12"), said nozzle having a forward end (13"), a...  
WO/2016/208663A1
The purpose of the present invention is to provide a coated surface cutting tool that exhibits excellent peeling resistance and chipping resistance under deep cutting conditions of high speed, high cutting depth and high feed rate in whi...  
WO/2016/208571A1
Provided are: a method for producing a high-speed tool steel material capable of increasing carbides in the structure of a high-speed tool steel product; a method for producing a high-speed tool steel product; and a high-speed tool steel...  
WO/2016/208536A1
A cutting insert according to the present disclosure comprises a polygonal upper surface, side surfaces adjacent to said upper surface and corners (3a), and is provided with cutting edges (11) located on the ridges where the upper surfac...  
WO/2016/202569A1
A cutting insert for cutting, milling or drilling of metal comprising a sensor (2) for detecting a predetermined wear of the cutting insert caused by operation thereof on a metal work piece, wherein the sensor (2) comprises at least two ...  
WO/2016/203462A1
An assembly (20) of a generally rhombus-shaped reversible (i.e. double-sided) cutting insert (22) and a support seat (24). Each end surface (26) of the cutting insert (22) has a corner abutment surface (38) adjacent each nose cutting edg...  
WO/2016/203950A1
This diamond single crystal includes nitrogen atoms. The concentration of the nitrogen atoms changes periodically along the crystal orientation of the diamond single crystal. The arithmetic mean value Aave, the maximum value Amax, and th...  
WO/2016/203674A1
Provided are: a cemented carbide having excellent plastic deformation resistance; and a cutting tool manufactured by using the cemented carbide as a base member. A cemented carbide provided with a hard phase containing tungsten carbide p...  
WO/2016/199686A1
Provided are a cemented carbide and a coated cemented carbide which contain a carboxide of Zr, said cemented carbide having fracture resistance. A cemented carbide according to the present invention contains a hard phase that is mainly c...  
WO/2016/194398A1
This sintered body includes a first material which is a cubic boron nitride, a second material which is an oxide of zirconium, and a third material which is an oxide of aluminum. The second material includes a cubic ZrO2 and ZrO, and the...  
WO/2016/194416A9
This sintered body has a first material, a second material, and a third material. The first material is a cubic boron nitride. The second material is a compound including zirconium. The third material is an aluminum oxide which includes ...  

Matches 1 - 50 out of 18,175