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Patent Searching and Data


Matches 1 - 50 out of 12,371

Document Document Title
WO/2017/064257A1
A cutting tool for cutting a hole into a fluid transportation pipe and for retaining a cutting chip is provided. The tool (1) comprises a main body (2) having an end which is prolonged by a tapered part (3), the tool (1) further comprisi...  
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/2017/061058A1
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/2017/059466A1
A drilling tool (1) for producing a bore in a workpiece is provided, which has a main body (2) and at least a first plurality (3a) of lips (3) made of ultrahard material, which, in order to form a predetermined first bore diameter, are f...  
WO/2017/055240A1
Tool (100) for producing an opening (220) in a wall using a keyhole saw (10) and a centring device which has a centring axis (A) running through the centre point of the keyhole saw (10), wherein the centring device is embodied as a centr...  
WO/2017/057266A1
An elongated bar stock made of a cemented carbide containing tungsten carbide (WC) particles and cobalt (Co) and comprising a first edge and a second edge along the longitudinal direction, wherein the first edge has a first center portio...  
WO/2017/051924A1
A rod-shaped body according to one embodiment of the present invention comprises cemented carbide including WC particles, Co, Cr, and V, and has a long shape having a first end portion and a second end portion in the longitudinal directi...  
WO/2017/050688A1
The invention relates to a tool for roughening a borehole surface, comprising a coupling portion (12) for clamping the tool (10) in a drilling device, and a tool head (14) for machining the borehole surface, the tool head (14) having an ...  
WO/2017/053295A1
A deep hole drilling system and methods provide stability and cutting performance to produce deep holes having desired straightness. The system may include a replaceable cutting head provided with a center cutting member and first and se...  
WO/2017/043129A1
In this drill: chip discharge grooves extending from the tip flanks of the drill body toward the back end are formed on the outer circumference of the leading end of the drill body; margins are formed on the sides of the chip discharge g...  
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/2017/037797A1
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/2017/038618A1
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/2017/037956A1
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/2017/034032A1
[Problem] To provide a three-blade drill having cutting edges which do not slip easily and have small cutting resistance. [Solution] Provided is a three-blade drill having three thinning cutting edges, the three-blade drill being charact...  
WO/2017/034038A1
Thinning rake faces (6a) are formed on the tip part of a drill bit body (1) rotating about an axis (O) such that intersecting edge lines of the thinning rake faces with tip flank faces (2) form thinning cutting edges (4a), and first thin...  
WO/2017/028801A1
Provided are a micro-tooth structure having reverse cutting function and series drilling tools. The micro-tooth structure composes multiple micro teeth (1-1) and tooth troughs (1-2) distributed on drill cutting edges; the micro teeth (1-...  
WO/2017/027730A1
A superabrasive element includes a substrate and a superabrasive table bonded to the substrate, the superabrasive table including a polished surface having a polished finish, the polished surface extending over at least a central, apical...  
WO/2017/024814A1
A hole-opening assembly comprising a hole saw (2), a hole saw lock (1) and a center drill (3). A locking device is mounted between the center drill (3) and the hole saw lock (1) for locking and unlocking the axial position of the center ...  
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/2017/018478A1
A holder according to an embodiment comprises a rod-shaped body capable of rotating around a central axis. The body comprises first surfaces (flanks) (9) located at a first end, second surfaces (cutting faces) (11) that intersect with th...  
WO/2017/018422A1
A cutting tool replacement member A comprising a lower surface 2 serving as a seating surface, an upper surface 1 opposing the lower surface, and a side surface 3 connected to the upper surface 1 and the lower surface 2. The upper surfac...  
WO/2017/014311A1
This single crystal diamond material has a concentration of unsubstituted nitrogen atoms of 200 ppm or less, a concentration of substituted nitrogen atoms lower than the concentration of unsubstituted nitrogen atoms, and an off-angle of ...  
WO/2017/012972A1
The invention relates to a transmission element (1) for transferring at least two media to a tool (3) or the like for machining a workpiece, comprising a supply tube (11), which has at least two channels (7, 9) and into which the at leas...  
WO/2017/009413A1
A tool has a base body (4) made from a low-alloy steel. The tool has one or more sintered blades (6). The blade (6) has a cutting edge (8) and a base (17). The blade (6) is welded to the base body (4) by the base (17). The cutting edge (...  
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/2017/002762A1
Provided is a rotary machine tool such as an end-mill, drill, tap or the like, with which it is possible to measure, in real time, the damage, breakage or extreme wear thereof, without performing a special process or the like. The rotary...  
WO/2017/002376A1
Provided is a rod-like body provided with an ultrahard alloy part containing WC and Co. The ultrahard alloy part is elongated and has a first end part and a second end part in the longitudinal direction, and the Co content CoAC in the fi...  
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/2016/208571A1
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/2016/206322A1
A processing device used for processing a through hole comprises a first processing mechanism (2) used for breaching a hole in the surface of a processed workpiece (5), a second processing mechanism (3) used for making the through hole (...  
WO/2016/202768A1
A drill bit (1) has, along a drill-bit axis (6), a drilling head (2), a multi-start helix (3), made of two or more helical coils (12), and an insertion end (4). The helix (3) has a helix slope (19) and a pitch (20) in a delivery region (...  
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/2016/200273A1
A saw (1) for forming a non-circular opening (34), the saw (1) including a roller chain (2) partially encircling a chain wheel (4) and a chain guide (6), the chain wheel (4) being supported in a holder body (8), and the chain wheel (4) b...  
WO/2016/199152A1
Provided herein is an adaptor for modifying the operation of a surgical bone- tool, comprising: a housing having a distal end and a proximal end coupled between a chuck and an operating bit of said tool, such that force generated by a mo...  
WO/2016/198345A1
Drive shaft (6) for a machine tool (1), for example a core drilling machine, connectable to a drilling tool (2), in particular a drill bit, containing a cavity (11) extending substantially over the entire length of the drive shaft (6) an...  
WO/2016/193651A1
The present invention relates to hole cutting in general and, in particular to the cutting of holes (34) and the like in plasterboard, plywood, plaster walls and the like. The use of rotary drill tools such as hand-drills, mains or batte...  
WO/2016/188903A1
Herein a cutter head (2) for deep hole cutting is disclosed. The cutter head (2) comprises a cutter body (4) having an axially extending centre axis (6) and an opening (22) for discharging chips. The opening (22) is arranged in a sector ...  
WO/2016/189937A1
A drill according to the present embodiment has a long shape including a rotation shaft, and includes: a hole boring portion located at a first end side; a shank portion located at a second end side; and a tapered portion which is locate...  
WO/2016/190443A1
A cutting tool such as a cutting insert (1) provided with a base (5) and a DLC layer (6) which contains diamond-like carbon and is positioned on the surface of the base (5), the DLC layer (6) having a first region (7) containing argon in...  
WO/2016/187493A1
A surgical tool assembly for forming holes in bone at precise locations and to controlled depths. The drilling tool has a leading apical tip and a shank. The shank includes an annular groove at a predetermined distance from the apical ti...  
WO/2016/183064A1
A drill bit (10) includes a flute leading face (18) defining a leading surface of the drill bit in a direction of rotation, and a radial rake face (30) offset from the flute leading face in a direction opposite the direction of rotation ...  
WO/2016/182188A1
A cutting tool including an improved centripetal property and rigidity is provided. The cutting tool includes a drill body rotating about an imaginary rotational axis, and a cutting portion located at a leading edge side of the drill bod...  
WO/2016/175166A1
This coated cutting tool includes a base material and a coating layer formed on the surface of the base material, wherein the coating layer has an alternately laminated structure formed by alternately laminating two or more each of two o...  
WO/2016/175088A1
In the present invention, a coated member is provided with a substrate and a diamond layer located adjacent to the substrate and is configured such that, when an SP3 ratio (SP3/SP2) is found from an SP3 peak originating from diamond crys...  
WO/2016/174657A1
A tool coupling arrangement (12) for drills and reamers includes tool and shank portions (14,16) with respective tool and shank axial stoppers (46,48). An at least partially cylindrical tool coupling end (24) of the tool portion (14) is ...  

Matches 1 - 50 out of 12,371