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Assignee: Kennametal Inc.


Location: Latrobe, PA
No. of patents: 743

1                      
NumberTitleIssue Date
D659729Toolholder
05/15/2012
D659529Washer
05/15/2012
8173561Inert high hardness material for tool lens production in imaging applications
A tungsten carbide material for use in precision glass molding applications having 6.06-6.13 wt. % carbon, 0.20-0.55 wt. % grain growth inhibitor, less than 0.25 wt. % binder, less than 0.6% wt. % impurities, and balance being tungsten. The tungsten carbide material...
05/08/2012
8171851Kinetic energy penetrator
A kinetic energy penetrator is provided comprising a consolidated body of a metal nanoparticles phase comprising metal nanoparticles and a metal carbide nanoparticles phase comprising metal carbide nanoparticles. Methods for making a kinetic energy penetrator as wel...
05/08/2012
8171608Tool and method for machining a workpiece, such as a milling tool for machining a workpiece, and the method thereof
Tool and method for machining a workpiece, such as a milling tool, including at least one cutting insert and including a grinding wheel, for machining a workpiece, and the method thereof. The grinding wheel is axially extendable relative to a base body of the tool v...
05/08/2012
D658218Round cutting insert with reverse anti-rotation feature
04/24/2012
8157497Method and loader apparatus for TEM machine work chamber device
A loader assembly for a TEM machine having a retractable arm that is moveable between a retracted position and an extended position. A hoop portion of the retractable arm also moves between the retracted position and the extended position. A lower closure for holdin...
04/17/2012
8151673Off-axis spring held clamping unit
A clamping device used for securing a toolholder for metal working operations includes a lock rod reciprocating along a lock rod longitudinal axis to radially activate locking balls to engage perforations within the shank of a toolholder, wherein the toolholder is o...
04/10/2012
8142749Readily-densified titanium diboride and process for making same
Additions of substitutional transition metal elements are made to improve the densifiability of titanium diboride while eliminating or minimizing the presence of deleterious grain boundary phases in the resultant bulk titanium diboride articles. ...
03/27/2012
8142115Twist drill for drilling with a countersink cutting arrangement, and a cutting tool with a countersink cutting arrangement, and a cutting-chamfering tool
A twist drill for drilling with a countersink cutting arrangement, and a cutting tool with a countersink cutting arrangement, and a cutting-chamfering tool. The abstract of the disclosure is submitted herewith as required by 37 C.F.R. §1.72(b). As stated in ...
03/27/2012
8142112Metal cutting system for effective coolant delivery
A metal cutting system with a tool holder, a shim, an insert with a top depression, a top piece and a clamp. A rake face cooling channel for fluid delivery is formed between the top piece and the depression in the insert. A primary discharge slot at the end of the r...
03/27/2012
8123442Expandable multi-flute reamer with tapered pin
An expandable reamer includes a shank portion, a cutting portion extending from the shank portion, and a tapered pin capable of being at least partially received in the cutting portion. The cutting portion includes a plurality of blades separated by flutes, and a ta...
02/28/2012
8123440Cutting tool components with wear-resistant cladding layer
A wear-resistant cladding layer for cutting tool components. A cutting tool includes a tool holder and a clamp structured and arranged for releasably securing an insert to the tool holder. The cutting tool also includes a wear-resistant cladding layer brazed on at l...
02/28/2012
8105001Drilling tool
This application relates to a twist drill for use in a machine tool with a major cutting edge divided into two partial cutting edges by a chisel edge wherein longitudinal cutting edges extend along the length of the drill such that the first longitudinal cutting edg...
01/31/2012
8092124Milling cutter
A milling cutter for machining work pieces, which comprises at least one cutting insert that can be adjusted by an adjusting element. The adjusting element is a one-piece element having an adjusting cone that extends between a screw head and a threaded shank. The ad...
01/10/2012
8092123Metal cutting system for effective coolant delivery
A metal cutting system with a tool holder, a shim, an insert with a top depression, a top piece and a clamp. A rake face cooling channel for fluid delivery is formed between the top piece and the depression in the insert. A primary discharge slot at the end of the r...
01/10/2012
D651223Machining insert for the initial machining and/or the reprofiling of at least one wheel of a vehicle that runs on rails, and for the initial machining and/or the reprofiling of a disc of a disc brake for atleast one wheel of a vehicle that runs on rails
12/27/2011
8080323Cutting insert with a wear-resistant coating scheme exhibiting wear indication and method of making the same
A coated cutting insert for use in a chip-forming material removal operation wherein the coated cutting insert includes a substrate that has a flank surface and a rake surface and the flank surface intersects the rake surface to form a cutting edge at the intersecti...
12/20/2011
8080312CVD coating scheme including alumina and/or titanium-containing materials and method of making the same
A coated body that includes a substrate and a coating scheme on the substrate. The coating scheme includes a CVD titanium carbonitride coating layer containing titanium carbonitride grains that are of a pre-selected grain size. The coating scheme further includes a ...
12/20/2011
8079785Tool holder assembly
A tool holder assembly that includes a tool holder member adapted to be secured to a machine tool and a cutting insert support/clamp for clamping and supporting a cutting insert. The support/clamp member includes a plurality of serrations that are engageable with co...
12/20/2011
8079784Milling cutter and milling insert with coolant delivery
A cutting insert for use in chipforming and material removal from a workpiece wherein coolant is supplied to the cutting insert from a coolant source. The cutting insert includes at least one discrete cutting location and at least one distinct internal channel that ...
12/20/2011
8079783Milling cutter and milling insert with coolant delivery
A cutting insert for use in chipforming and material removal from a workpiece wherein coolant is supplied to the cutting insert from a coolant source. The cutting insert includes at least one discrete cutting location and at least one distinct internal channel that ...
12/20/2011
8079648Cold-formed cutting tool
A cutting tool body that includes an elongate steel body, which has an axial forward end and an axial rearward end. The elongate steel body contains at the axial forward end thereof a cold-headed socket. The cold-headed socket has an axial forward open end, an axial...
12/20/2011
8062014Method and apparatus using a split case die to press a part and the part produced therefrom
A split case die is used to press powder, wherein the die parts are moveable in a direction non-parallel to the direction of the pressing axis. The part produced by such a split case die has an external surface with parting line marks oriented in a direction non-per...
11/22/2011
8061938Cutting tool with chisel edge
A twist drill has double margins and a chisel edge angle of between 80 degrees and 100 degrees to maximize hole straightness and to minimize “walking” of the drill upon a workpiece. The drill may be modular having a removable tip body or the drill may be of a so...
11/22/2011
8061783Bit holder block with non-rotating wear sleeve
A block and non-rotating wear sleeve for holding a cutting tool used with mining and construction is disclosed. A key is used to intersect with notches in the wear sleeve and block at a rear face of the wear sleeve and block to prevent rotational movement between th...
11/22/2011
8061243Cutting arrangement for cutting a workpiece having a tool holder which holds a plurality of cutting tools therein
A tool holder having a number of tool receptacles which are provided in a parent body and into which a respective cutting tool can be inserted with a fastening shank and can be clamped in the tool receptacle via a clamping device. The clamping device in this case co...
11/22/2011
8057131Clamping tool holder
A clamping tool holder includes a tool holder body and a clamp for clamping a cutting insert. The clamp causes the cutting insert to press against the bottom and the side walls of an insert-receiving pocket of the tool holder body. The tool holder body has an inclin...
11/15/2011
8057130Metal cutting system for effective coolant delivery
A metal cutting system with a tool holder, a shim, an insert with a top depression, a top piece and a clamp. A rake face cooling channel for fluid delivery is formed between the top piece and the depression in the insert. A primary discharge slot at the end of the r...
11/15/2011
8043030Tool holder, drill holder, reamer holder, and milling cutter holder
A tool holder, drill holder, reamer holder, and milling cutter holder. The abstract of the disclosure is submitted herewith as required by 37 C.F.R. §1.72(b). As stated in 37 C.F.R. §1.72(b): A brief abstract of the technical disclosure in the specif...
10/25/2011
8034282Thermal energy machine with interchangeable components for processing different sized parts
A thermal energy machining (“TEM”) machine is designed with interchangeable components for processing different sized parts within a single frame. The frame weldment includes a base, an upper mounting plate and intermediate mounting plates. In one embodiment, a ...
10/11/2011
8033805Method and apparatus for cross-passageway pressing to produce cutting inserts
A die for use with a uni-axial press including top and bottom rams, at least one of the top and bottom rams being movable along a pressing axis. The die includes at least two separable die parts mutually engageable along adjacent parting surfaces extending in a dire...
10/11/2011
8033766Tool holder with ball clamping mechanism
A tool holder includes a body, a cutting head having a cutting end portion and a tapered end portion, a retention knob located at the tapered end portion of the cutting head, and a ball clamping mechanism received in an aperture of the body. The ball clamping mechan...
10/11/2011
8033763Metal cutting system for effective coolant delivery
A metal cutting system with a tool holder, a shim, an insert with a top depression, a top piece and a clamp. A rake face cooling channel for fluid delivery is formed between the top piece and the depression in the insert. A primary discharge slot at the end of the r...
10/11/2011
8025745Device for the thermal deburring of workpieces
A device for the thermal deburring of workpieces. The abstract of the disclosure is submitted herewith as required by 37 C.F.R. §1.72(b). As stated in 37 C.F.R. §1.72(b): A brief abstract of the technical disclosure in the specification must commence on a separate...
09/27/2011
8020591Indexable stump cutter tooth
A stump cutter tooth held by a pocket member, which has first and second edge, and the pocket member being operatively attached to a driven wheel, which has opposite first and second side surfaces. The stump cutter tooth includes an elongate tooth body that has an a...
09/20/2011
8016219Impact crusher wear components including wear resistant inserts bonded therein
A wear component for use in an impact crusher having a forward depression on the face of the wear component which is exposed to aggregate wear. Wear resistant inserts, for example cemented tungsten carbide inserts, are bonded within the forward depression to prevent...
09/13/2011
8016057Erosion resistant subterranean drill bits having infiltrated metal matrix bodies
Subterranean drill bits having good erosion resistance, strength, toughness, and thermal stability are disclosed. The drill bits comprise a bit body carrying at least one cutting element and having an infiltrated metal matrix. The infiltrated metal matrix comprises ...
09/13/2011
7998589Article having a wear-resistant coating and process for producing the same
An article, as well as the process of producing the article, wherein the article is produced by a process that includes the steps of providing a substrate; applying a viscous coating that contains a ferromagnetic or paramagnetic component to at least a selected port...
08/16/2011
7997832Milling cutter and milling insert with coolant delivery
A cutting insert for use in chipforming and material removal from a workpiece wherein coolant is supplied to the cutting insert from a coolant source. The cutting insert includes at least one discrete cutting location and at least one distinct internal channel that ...
08/16/2011
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