143 patents
Page 6 of 8
Utility
Cutting Tool Holder with Improved Dampening Effect
21 Jan 21
Cutting tool holders are disclosed that include vibration dampening elements.
Iranna Shidrameshetra, Satish Chinnakar, Igor Kaufmann, Yogesh Basavaraju
Filed: 30 Jun 20
Utility
Wear Resistant Fluid Ends
21 Jan 21
In one aspect, fluid ends are described herein having structure and design addressing degradation mechanisms in pumping operations employing fluids comprising abrasive particles.
Mike Kelly, Joshua Singley
Filed: 18 Jul 19
Utility
Sintered Alloy Articles Via Additive Manufacturing
30 Dec 20
Powder alloy compositions and associated additive manufacturing techniques are described herein for production of sintered articles with unique microstructure and/or enhanced wear and corrosion resistance.
Martin G. PEREZ, Michael J. Meyer, Jose Veintimilla, Jeffrey S. Lane
Filed: 24 Jun 19
Utility
Sealing piston for a hydraulic expansion chucking device and expansion chucking device
30 Dec 20
The invention relates to a sealing piston, which is designed for use in a hydraulic expansion chucking device.
Josef K. HERUD
Filed: 23 Jun 20
Utility
Hollow Shank Tool Holder
16 Dec 20
Hollow shank tool holders including stress reduction features that result in a more reliable stronger tool holder are disclosed.
Alan Bookheimer, Ruy Frota De Souza Filho
Filed: 10 Jun 19
Utility
Toolholder Assembly with Flexible Canister
9 Dec 20
A toolholder assembly includes a toolholder having a rearwardly facing toolholder shank, a base member having a bore configured for receiving the toolholder shank, a lock rod with an axial forward and an axial rearward end, at least one locking member in communication with the axial forward end of the lock rod, and a flexible canister configured for receipt in the bore of the base member.
Logan M. Semnisky, Alan J. Bookheimer
Filed: 6 Jun 19
Utility
Methods of Making Metal Matrix Composite and Alloy Articles
9 Dec 20
In one aspect, methods of making freestanding metal matrix composite articles and alloy articles are described.
Qingjun ZHENG, Yixiong Liu, James A. Faust, Mark D. Rowe, Danie J. De Wet, Sudharsan Subbaiyan, Michael J. Meyer
Filed: 5 Feb 20
Utility
Composite Claddings and Applications Thereof
9 Dec 20
In one aspect, articles are described herein comprising composite claddings which, in some embodiments, demonstrate desirable properties including thermal conductivity, transverse rupture strength, fracture toughness, wear resistance and/or erosion resistance.
Qingjun ZHENG, Johnny Martin, James Faust, Jonathan W. Bitler
Filed: 13 Jun 19
Utility
Composite Claddings and Applications Thereof
9 Dec 20
In one aspect, articles are described herein comprising composite claddings which, in some embodiments, demonstrate desirable properties including thermal conductivity, transverse rupture strength, fracture toughness, wear resistance and/or erosion resistance.
Qingjun ZHENG, Johnny Martin, James Faust
Filed: 3 Jun 19
Utility
Sintered Alloy Articles and Methods of Making the Same
11 Nov 20
Powder alloy compositions and associated additive manufacturing techniques are described herein for production of sintered articles with microstructure and/or enhanced wear and corrosion resistance.
Martin G. PEREZ, Paul D. PRICHARD, Matthew YAO, John SKWARA, Abdelhakim BELHADJHAMIDA, Kevin M. GAMBLE, Michael J. MEYER
Filed: 5 May 19
Utility
Cemented Carbide Powders for Additive Manufacturing
4 Nov 20
Cemented carbide powder compositions are provided for use in the production of various articles by one or more additive manufacturing techniques.
Zhuqing WANG, Paul D. PRICHARD
Filed: 2 May 19
Utility
Composite Welding Rods and Associated Cladded Articles
28 Oct 20
Welding rods and associated cladded articles are described herein.
Qingjun ZHENG, Robert J. Vasinko
Filed: 25 Apr 19
Utility
Cemented Carbide Compositions and Applications Thereof
28 Oct 20
Sintered cemented carbides are described herein exhibiting enhanced high temperature properties without dramatic losses in bending strength.
Manfred WOLF, Armin Helldoerfer
Filed: 26 Apr 20
Utility
Step drill
14 Oct 20
The invention relates to a step drill having a shaft section extending along a longitudinal axis of the step drill and a cutting section with a cutting tip, and having a chip-breaking geometry which comprises a concavely curved surface and is configured such that ribbon chips are broken on the concavely curved surface during rotation of the step drill, whereby the chip-breaking geometry is disposed on a reaming step of the step drill.
Herbert Rudolf KAUPER, Jürgen SCHWÃGERL
Filed: 8 Apr 20
Utility
Additive Manufacturing Techniques and Applications Thereof
30 Sep 20
In one aspect, a method of making a sintered article comprises providing a composite article comprising a porous exterior printed from a powder composition via one or more additive manufacturing techniques, the porous exterior defining an interior volume and providing a loose powder component in the interior volume.
Paul D. PRICHARD
Filed: 23 Mar 20
Utility
Rotary Cutting Tool with Internal Coolant Passage
9 Sep 20
A rotary cutting tool includes a replaceable cutting insert, a pocket portion for holding the cutting insert, and a chip flute portion having a plurality of helical flutes.
Xiangdong D. Fang, Ruy Frota de Souza Filho, David J. Wills, Joe G. Slusarcyk, Manuel Wacinski
Filed: 6 Mar 19
Utility
Centrifuge Feed Pipes and Associated Apparatus
9 Sep 20
In one aspect, centrifuge feed pipes are described herein having design and architecture for mitigating wear during centrifuging operations.
Grzegorz DEWICKI, Joshua T. SINGLEY, Pavel LEDYAN, John D. ROBERTSON, Kevin M. GAMBLE
Filed: 3 Mar 19
Utility
Machining tool, processing device and method for processing workpieces
19 Aug 20
The invention relates to a machining tool (2) for processing a bore in a workpiece, in particular for simultaneous processing of a plurality of bores distanced from one another by a predefined distance, said machining tool having a cutting body (8) extending in the direction of a tool longitudinal axis (4) and having at least one cutting element (12) arranged circumferentially, and a guide body (10), which adjoins the cutting body (8) in the direction of the tool longitudinal axis (4), is fastened to the cutting body (8) and has at least one circumferentially arranged guide element (20).
Michael HACKER, Sebastian KUNSCHIR
Filed: 25 Jul 18
Utility
Drill and method for processing a workpiece
19 Aug 20
A method is provided for processing a workpiece by means of a drill, wherein the drill extends along a longitudinal axis and has a drill tip with a nose angle (S) that is less than 180°, wherein the drill has a lateral surface, on which at least one side blade is formed, which is designed for milling by means of a feeding in a transverse direction (Q) to the longitudinal axis (L), wherein the workpiece has a surface (O), through which a drill hole is drilled, in that in a first step a plane surface is milled into the surface (O) and subsequently in a second step the drill hole is drilled from the plane surface outwards, wherein the plane surface is milled by means of the side blade of the drill in that it is fed forward in a transverse direction (Q) to the longitudinal axis (L), wherein the drill hole is drilled by means of the same drill in that it is fed forward in the direction of the longitudinal axis (L).
Herbert Rudolf KAUPER
Filed: 18 Feb 20
Utility
One-piece Reamer Cutting Discs and Tool Bodies
12 Aug 20
One-piece reamer cutting discs including integral engagement and cutting portions are disclosed.
Li NING, Michael SCHUFFENHAUER
Filed: 7 Feb 19