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7635035 Polycrystalline diamond compact (PDC) cutting element having multiple catalytic elements  
A polycrystalline diamond compact useful for wear, cutting, drilling, drawing and like applications is provided with a first diamond region remote from the working surface which has a metallic...
7621974 Bonding structure and bonding method for cemented carbide element and diamond element, cutting tip and cutting element for drilling tool, and drilling tool  
A cutting tip for a drilling tool includes a cemented carbide cutting base, a diamond element supported by the cutting base, and a bonding layer formed between the cutting base and the diamond...
7608333 Thermally stable diamond polycrystalline diamond constructions  
Thermally stable diamond constructions comprise a diamond body having a plurality of bonded diamond crystals, a plurality of interstitial regions disposed among the crystals, and a substrate...
7597511 Surface-coated cutting tool with hard coating layer having excellent abrasion resistance  
In a surface-coated cutting tool, (a) a Ti compound layer as a lower layer and (b) an α-type Al 2 O 3 layer as an upper layer having a crystal grain structure of an even polygonal shape...
7588620 Cutting tool  
A cutting tool comprised of a cemented carbide is provided. The cemented carbide is consisted of a composition including: a predetermined amount of at least one selected from specific carbide,...
7581906 Al2O3 ceramic tools with diffusion bonding enhanced layer  
The present invention relates to ceramic cutting tools, such as, a aluminum oxide with zirconium oxide ceramic cutting tool with diffusion bonding enhanced layer and CVD coatings, particularly...
7544024 Coated cutting insert and manufacturing method thereof  
The present invention relates to a coated cutting insert having a substrate, a base layer which is formed on the substrate and an indicating layer which is formed on a portion of the base layer,...
7527696 Debris removal tool and method  
A debris removal tool is generally provided with a head unit having a base plate, at least one cutting tooth and a drive unit for rotating the base plate. A flex plate may be provided for biasing...
7527457 Surface-coated cutting tool  
A surface-coated cutting tool includes a base material on which formed an inner layer composed of a compound containing Al, at least one of elements Cr and V and at least one element selected from...
7520701 Cbn cutting tool for high-quality, high-efficiency cutting  
It is an object to provide a CBN cutting tool using cBN-based sintered bodies which shows high resistance to chipping even when a hard ferric workpiece which is difficult to cut is cut at a high...
7517589 Thermally stable diamond polycrystalline diamond constructions  
Thermally stable diamond constructions comprise a diamond body having a plurality of bonded diamond crystals and interstitial regions disposed among the crystals. A metallic substrate is attached...
7490502 Punch for cold forming operations  
A cemented carbide tool containing tungsten carbide, titanium carbide, niobium carbide, possibly TaC, cobalt, chromium and possibly nickel, iron, molybdenum is disclosed. The composition of the...
7476063 Threading tool, threading insert, and method of forming a thread  
The present invention relates to a threading tool, a threading insert, and a method of forming a thread. The threading insert includes a cutting edge. The insert includes an insert supporting...
7476064 Cutting tool and method of cutting workpiece  
A cutting tool includes a body, a rake face, a flank face, a cutting edge and a region A. The body includes a base and a layer provided on a surface of the base. The rake face is located on a top...
7476437 Cutting tool insert  
The present invention relates to a cutting tool insert for metal machining comprising a coating comprising at least one wear resistant layer and a substrate and said insert further comprising...
7470296 Coated insert and method of making same  
A cutting tool insert particularly for turning of steel comprising a body and a coating with a first (innermost) layer system of at least two layers of TiC x N y O z with x+y+z≦1 with a total...
7462003 Polycrystalline diamond composite constructions comprising thermally stable diamond volume  
PCD composite constructions comprise a diamond body bonded to a substrate. The diamond body comprises a thermally stable diamond bonded region that is made up of a single phase of diamond crystals...
7455900 Alumina layer with enhanced texture  
A refined method to produce textured α-Al 2 O 3 layers in a temperature range of from about 750 to about 1000° C. with a controlled texture and substantially enhanced wear resistance and...
7451534 Valve seat and valve guide machining tool  
A valve seat and valve guide machining tool for the precision machining of valve seats and valve guides in a cylinder head of an internal combustion engine is disclosed, comprising at least two...
7449253 High wear resistant hard film  
A high wear resistant hard film is characterized by including a coating layer consisting of a metal nitride, which is formed on the outside surface of an object to be treated; a substrate layer...
7448832 Support pad for long hole drill  
Support pad for a long hole drill head wherein the support pad includes a base body with a bottom surface, at least one side surface and a top surface. The top surface is arranged to function as a...
7445409 Cutting tool assembly including diamond cutting tips at half-pitch spacing for land feature creation  
The invention is directed to a cutting tool assembly that include multiple diamonds to define multiple cutting tips. A first diamond is positioned in the cutting tool assembly to create a first...
7442431 Enhanced alumina layer with texture  
A refined method to produce textured α-Al 2 O 3 layers in a temperature range of 750-1000° C. with a controlled texture and substantially enhanced wear resistance and toughness than the prior...
7431542 Coated cutting insert  
A cutting insert preferably for milling of extremely highly alloyed grey cast iron, of a substrate and a coating and methods of making and using the insert are disclosed. The cemented carbide...
7431747 Cutting tool and method of reducing the width of wear mark on a cutting tool  
The invention relates to a cutting tool made of ceramics, cermet or cemented carbide and including a rake face, a flank face and a cutting edge at the intersection of rake face and flank face, as...
7431988 Hard coating and machining tool disposed with hard coating  
A hard coating that is to be disposed on a surface of a body includes a diamond layer which includes a plurality of diamond grains and is doped with boron, and an outer layer which includes an...
7429151 Coated inserts for wet milling  
Coated milling inserts particularly useful for milling of highly alloyed grey cast iron with or without cast skin under wet conditions at preferably rather high cutting speeds and milling of...
7422806 Surface-coated cermet cutting tool with hard coating layer having excellent chipping resistance in high-speed intermittent cutting work  
A surface-coated cermet cutting tool with a hard coating layer in a high-speed intermittent cutting work is provided. The hard-coating layer includes lower and upper layers. One of the lower layers...
7422805 Cutting tool for bimetal machining  
Coated cemented carbide cutting tool inserts for bimetal machining under wet conditions at moderate cutting speeds, and in particular, cutting tool inserts for face milling of engine blocks formed...
7413591 Throw-away tip and cutting tool  
The throw-away tip has a shape of substantially flat plate, comprising from 1 to 30% by weight of binder phase comprising at least one kind of Co and Ni, and 70 to 99% by weight of carbonitride...
7407348 Indexable cutting inserts and methods for producing the same  
A cutting insert has a body formed of a superhard material or a superhard material and a cemented carbide, and has a hole through said body and a preformed hole inlay in said hole to allow securing...
7393161 Metal cutting inserts with abrasive bodies  
The present invention relates to a cutting tool insert of a generally polygonal shape provided with a ceramic tip in a recess in at least one of its corners with a bottom surface and at least one...
7390242 Diamond tool blade with circular cutting edge  
An apparatus for turning a hard and/or brittle material includes a precision workpiece spindle, a workpiece support, a hard and/or brittle workpiece rigidly coupled to the workpiece support, and a...
RE40005 Coated cutting insert  
There is disclosed a coated cutting insert particularly useful for cutting in cast iron materials. The insert is characterized by a straight WC-Co cemented carbide body having a highly W-alloyed Co...
RE39987 Coated turning insert  
A coated turning insert particularly useful for turning of forged components of stainless steel low alloyed steel. The insert is characterized by a WC-Co cemented carbide body having a highly...
7306636 Oxide coated cutting tool  
The present invention relates to a method of depositing a crystalline α-Al 2 O 3 -layer onto a cutting tool insert by Chemical Vapor Deposition at a temperature of from about 625 to about 800° C....
7293945 Non-rotary cutting tool and process of machining scroll member by using the same  
A non-rotary cutting tool which is to be moved relative to a workpiece in a predetermined direction for cutting the workpiece, with its rake face being held substantially perpendicular to the...
RE39894 Cemented carbide insert  
The present invention relates to a coated cemented carbide insert for turning of steel, like low alloyed steels, carbon steels and tough hardened steels at high cutting speeds. The cemented carbide...
7261753 Bonding structure and bonding method for cemented carbide element and diamond element, cutting tip and cutting element for drilling tool, and drilling tool  
A cutting tip for a drilling tool includes a cemented carbide cutting base 11 , a diamond element 12 supported by the cutting base 11 , and a bonding layer formed between the cutting base 11 ...
7226670 Work piece with a hard film of AlCr-containing material, and process for its production  
A work piece or structural component is coated with a system of film layers at least one of which is composed of (Al y Cr 1-y ) X, where X=N, C, B, CN, BN, CBN, NO, CO, BO, CNO, BNO or CBNO and...
7189032 Tool insert  
A method of producing a tool insert is disclosed. A body ( 50 ) of a superabrasive material having major surfaces on each of opposite sides thereof is provided. It is typically an abrasive compact...
7179022 Cutting tool coated with diamond  
A cutting tool coated with diamond in which diamond is coated as a film on a substrate having a step 15 to 500 μm in height in the vicinity of a cutting edge on the rake surface and/or the flank...
7150925 Surface coated cemented carbide cutting tool having hard coating layer exhibiting excellent wear resistance in high speed machining  
The invention provides a coated cutting tool made of cemented carbide in which a hard coating layer has excellent wear resistance in high-speed cutting operation, wherein (a) a crystal orientation...
7144639 Surface-coated cutting tool member having hard coating layer and method for forming the hard coating layer on surface of cutting tool  
A surface-coated cutting tool member exhibiting a superior tool life due to a hard coating layer thereof is provided. The surface-coated cutting tool member includes a tungsten carbide based...
7140812 Diamond tool with a multi-tipped diamond  
In one embodiment, a tool used for creating grooves in a microreplication tool is described. The tool includes a mounting structure and a multi-tipped diamond mounted in the mounting structure. The...
7135221 Coated cutting insert for rough turning  
A cutting tool insert with a cemented carbide and a coating. The cemented carbide substrate includes WC, 7 to 12 wt-% Co, 5 to 11 wt-% cubic carbides of metals from the groups IVb, Vb and VIb with...
7128774 Cutting tool  
The present invention relates to a cutting tool insert for metal machining comprising tungsten carbide in a binder phase of tungsten or a tungsten alloy. The insert contains, in addition, W 2 C in...
7104739 Milling disk for a floor machining appliance  
A milling disk for a floor machining appliance has a plurality of mounts for holding interchangeable plate-like milling tips, the milling disk being driven for rotation by the floor machining...
6969218 Profile turning tool  
The profile turning tool is used for rough-turning and dressing circumferential and flat surfaces, in particular of workpieces made of light metals. It consists of a holder ( 10 ) with a receiver (...
6962751 Amorphous carbon coated tools and method of producing the same  
Amorphous carbon coated tools include substrates formed from a cubic boron nitride sintered body, a diamond sintered body, a silicon nitride sintered body, or an aluminum oxide-titanium carbide...
Matches 1 - 50 out of 417 1 2 3 4 5 6 7 8 9 >