Patents Issued in August 1, 2023
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Patent number: 11712739Abstract: A metal powder production apparatus capable of easily preventing an oxide in a molten metal from entering a liquid nozzle is provided. The metal powder apparatus includes a first crucible heating and melting a melting material to generate molten metal, a first heating device heating and melting the metal in the first crucible, a stopper opening and closing a first opening provided on the bottom surface of the first crucible, an introduction pipe having one end connected to the first opening of the first crucible and leading a molten metal in the first crucible to the outside of the first crucible, a second crucible receiving the molten metal flowing out of the introduction pipe, a second heating device heating the second crucible, and a liquid nozzle provided on the bottom surface of the second crucible.Type: GrantFiled: November 26, 2019Date of Patent: August 1, 2023Assignee: Mitsubishi Heavy Industries, Ltd.Inventors: Takashi Shibayama, Shigenobu Eguchi, Shinya Imano
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Patent number: 11712740Abstract: The present invention relates to a built-in type spindle, and more particularly, to a built-in type supersonic spindle, which includes a housing having a built-in spindle unit therein and a supersonic vibrator pressing the built-in spindle unit in order to enhance machining accuracy and reduce a damage of a bearing by vibrating a spindle and the bearing at the same time, and an excitation method using the built-in type supersonic spindle.Type: GrantFiled: January 18, 2021Date of Patent: August 1, 2023Assignee: KASWIN CO., LTD.Inventor: Gi Soo Kim
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Patent number: 11712741Abstract: A drill system including a drill and a secondary computing device. The drill includes a housing, a controller, a wireless transceiver, a motor, and a chuck. The motor, the controller and the wireless transceiver are housed in the housing. The chuck is selectively driven by the motor. The secondary computing device includes a wireless transceiver which allows wireless communication between the drill and the secondary computing device. The secondary computing device further includes a user interface configured to allow an operator to change operating parameters of the drill. The operating parameters are configured to be automatically reset.Type: GrantFiled: May 11, 2020Date of Patent: August 1, 2023Assignee: Black & Decker Inc.Inventors: Steven J. Phillips, Oleksiy P. Sergyeyenko, Christopher W. Shook, Wong Kun Ng, Kevin Wenger
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Patent number: 11712742Abstract: Hole-saws are provided herein, and more specifically to hole-saw assemblies and processes having adjustable platters for multiple simultaneous saw components, optional elimination of a guide drill, and the ability to retrieve cores of a sawed work piece before sawing completely through the workpiece. One hole-saw device, may have a motive force; a base plate rotatable by the motive force; cutters; and locking mechanisms to mount the base plate to the cutters.Type: GrantFiled: March 21, 2019Date of Patent: August 1, 2023Inventor: Edward M. Galiber
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Patent number: 11712743Abstract: The present invention generally relates to the field of replicating or copying keys. More specifically, the present invention provides an improved key holder assembly for use in a key cutting machine, the key holder providing a universal or multiply key type holding apparatus to simplify the process of creating a copy of a master key. Spring or otherwise biased components hold a received or inserted ley blank in a preferred position for presenting to a cutting component.Type: GrantFiled: December 20, 2020Date of Patent: August 1, 2023Assignee: IKEYLESS, LLCInventor: David Anthony Horsfall
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Patent number: 11712744Abstract: An electrolyte for the electrochemical machining of a ?-?? nickel-based superalloy, includes NaNO3 in a content of between 10% and 30% by weight relative to the total weight of the electrolyte; a complexing agent selected from sulfosalicylic acid at a pH of between 3 and 10 and nitrilotriacetic acid at a pH of between 7 and 14, the complexing agent being present in a content of between 1% and 5% by weight relative to the total weight of the electrolyte; optionally, an anionic surfactant in a content of between 1% and 5% by weight relative to the total weight of the electrolyte; optionally, NaOH in order to obtain the desired pH; and an aqueous solvent.Type: GrantFiled: December 17, 2019Date of Patent: August 1, 2023Assignees: SAFRAN AIRCRAFT ENGINES, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, UNIVERSITE DE LORRAINEInventors: Mariem Msakni Malouche, Janvier Lecomte, Mickael Rancic, Nicolas Stein, Clotilde Boulanger
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Patent number: 11712745Abstract: A method for manufacturing an electrostatic chuck with multiple chucking electrodes made of ceramic pieces using metallic aluminum as the joining. The aluminum may be placed between two pieces and the assembly may be heated in the range of 770 C to 1200 C. The joining atmosphere may be non-oxygenated. After joining the exclusions in the electrode pattern may be machined by also machining through one of the plate layers. The machined exclusion slots may then be filled with epoxy or other material. An electrostatic chuck or other structure manufactured according to such methods.Type: GrantFiled: January 25, 2022Date of Patent: August 1, 2023Assignee: WATLOW ELECTRIC MANUFACTURING COMPANYInventors: Michael Parker, Alfred Grant Elliot, Brent Donald Alfred Elliot, Frank Balma, Richard Erich Schuster, Dennis George Rex, Alexander Veytser
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Patent number: 11712746Abstract: A wire feeder assembly of the type generally associated with an electric arc welding machine including a driveshaft in rotatable communication with an individually servo motor at one end and a worm gear assembly at the other end is provided. Due to the assembly’s slim design, a series of assemblies can be deployed on a metal plate cladding machine spaced approximate 4 inches apart, which facilitates the construction of previously unattainable welding patterns.Type: GrantFiled: July 15, 2020Date of Patent: August 1, 2023Inventor: Andrew Kostecki
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Patent number: 11712747Abstract: A wafer processing method for processing a wafer formed on a front surface thereof with a plurality of devices having projection-shaped electrodes, the devices being partitioned by streets, includes a cutting step of holding a back surface of the wafer by a holding surface of a chuck table and cutting head portions of the projection-shaped electrodes by a cutting tool slewed in parallel to the holding surface, to make uniform the electrodes in height and expose metallic surfaces; a thermocompression bonding sheet laying step of laying a thermocompression bonding sheet on the front surface of the wafer; a thermocompression bonding step of heating and pressing the thermocompression bonding sheet to perform thermocompression bonding; and a peeling step of peeling off the thermocompression bonding sheet from the wafer, before dividing the wafer into individual device chips and bonding the electrodes to a circuit board.Type: GrantFiled: October 27, 2020Date of Patent: August 1, 2023Assignee: DISCO CORPORATIONInventor: Ye Chen
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Patent number: 11712748Abstract: Provided is a method for manufacturing a liquid-cooled jacket, to reduce the size of a recessed groove on a surface of a metal member and also to reduce roughness of a jointed surface. The method includes: a placing step of placing a sealing body on a jacket body, a first main joining step of performing friction stirring by moving a main joining rotary tool around to a first overlapped portion, and a second main joining step of performing friction stirring to a second overlapped portion. The main joining rotary tool has a base-end-side pin and a tip-end-side pin. A taper angle of the base-end-side pin is greater than a taper angle of the tip-end-side pin and a stairs-like pin step portion is formed on an outer circumferential surface of the base-end-side pin.Type: GrantFiled: July 20, 2018Date of Patent: August 1, 2023Assignee: NIPPON LIGHT METAL COMPANY, LTD.Inventors: Hisashi Hori, Nobushiro Seo, Kosuke Yamanaka
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Patent number: 11712749Abstract: Provided is a parent substrate that includes a central region and an edge region. The edge region surrounds the central region. A detachment layer is formed in the central region. The detachment layer extends parallel to a main surface of the parent substrate. The detachment layer includes modified substrate material. A groove is formed in the edge region. The groove laterally encloses the central region. The groove runs vertically and/or tilted to the detachment layer.Type: GrantFiled: August 6, 2020Date of Patent: August 1, 2023Assignee: Infineon Technologies AGInventors: Ralf Rieske, Alexander Binter, Wolfgang Diewald, Bernhard Goller, Heimo Graf, Gerald Lackner, Jan Richter, Roland Rupp, Guenter Schagerl, Marko Swoboda
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Patent number: 11712750Abstract: The present disclosure relates to a laser system for processing a material. The system may make use of a laser configured to intermittently generate a first laser pulse of a first duration and a first average power, at a spot on a surface of the material being processed, and a second laser pulse having a second duration and a second peak power. The second duration may be shorter than the first duration by a factor of at least 100, and directed at the spot. The second laser pulse is generated after the first laser pulse is generated. The first laser pulse is used to heat the spot on the surface of the material, while the second laser pulse induces a melt motion and material ejection of molten material from the melt pool.Type: GrantFiled: March 22, 2019Date of Patent: August 1, 2023Assignee: Lawrence Livermore National Security, LLCInventors: Sonny S. Ly, Jeffrey D. Bude, Gabriel Mark Guss, Wesley John Keller, Raluca A. Negres, Alexander M. Rubenchik, Nan Shen
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Patent number: 11712751Abstract: Fabricating a capacitor includes performing an oxide formation operation on a sheet of material. The oxide formation operation forms an anode metal oxide on an anode metal. A thermal compression is performed on the sheet of material after the oxide formation operation is performed. The thermal compression applies thermal energy to the sheet of material while applying pressure to the sheet of material. After the thermal compression, the capacitor is assembled such that at least one electrode in the capacitor includes at least a portion of the sheet of material.Type: GrantFiled: June 9, 2017Date of Patent: August 1, 2023Assignee: Pacesetter. Inc.Inventors: Kurt J. Erickson, Jeffrey Jon Allison, John Moore, Thomas F. Strange, David R. Bowen
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Patent number: 11712752Abstract: According to some examples in the disclosure, a method may comprise providing a first stream of discrete volumes of material; and directing a pulsed laser beam at a first discrete volume of material in the first stream of discrete volumes of material so as to interact with the first discrete volume of material and thereby displace the first discrete volume away from the first stream. An apparatus and a system are also disclosed.Type: GrantFiled: July 15, 2021Date of Patent: August 1, 2023Assignee: HP Indigo B.V.Inventors: Boaz Tagansky, Gil Fisher, Michael Plotkin, Mark Sandler, Albert Teishev
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Patent number: 11712753Abstract: The invention relates to a method for thermally stable joining of a glass element to a support element, wherein the glass element has a first coefficient of expansion and the support element has a second coefficient of expansion differing from the first coefficient of expansion. The method thus comprises a step of attaching an intermediate glass material to the support element, wherein the intermediate glass material has a third coefficient of expansion which substantially corresponds to the second coefficient of expansion. In addition, the method comprises a step of local heating of the intermediate glass material in order to join the glass element to the support element via the intermediate glass material.Type: GrantFiled: April 6, 2021Date of Patent: August 1, 2023Assignee: Jenoptik Optical Systems GmbHInventor: Guido Hergenhan
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Patent number: 11712754Abstract: The present disclosure provides a device and a method for laser-based separation of a transparent, brittle workpiece, comprising a laser that emits a laser beam having an intensity (IL) along an optical axis (P), and an optical device. The optical device has at least one one-piece double axicon. The double axicon has an entrance surface and the optical device has an exit surface. The entrance surface is such that in the double axicon, a ring beam is formed. The intensity (IL) in the double axicon is lower than the threshold intensity (IS) of the material of the double axicon. The exit surface is such that a line focus having a maximum intensity (Imax) and a length (LT) is generated in the direction of the laser beam behind the exit.Type: GrantFiled: October 14, 2019Date of Patent: August 1, 2023Assignee: SCHOTT AGInventors: Jens Ulrich Thomas, Frank-Thomas Lentes, Andreas Ortner
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Patent number: 11712755Abstract: A laser cutting method includes a step of determining a material to be removed and dividing the material to be removed into a plurality of material chips so as thereby to organize a machining plan for laser cutting; and, a step of, according to the machining plan for laser cutting, moving a laser along a boundary defining the material to be removed on the workpiece to perform cutting in a first direction and a second direction, such that the material chips can be separated from the workpiece orderly piece by piece so as to form a specific pattern. While in laser cutting, the method removes the material piece by piece. With the laser to remove the material chips through cutting along the boundary, the pattern on the workpiece is thus finished equivalently by the laser. Thereupon, the machining time can be significantly reduced.Type: GrantFiled: March 28, 2019Date of Patent: August 1, 2023Assignee: SHANGHAI NAGOYA PRECISION TOOLS CO., LTD.Inventor: Si-Rui Sun
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Patent number: 11712756Abstract: A paper machine clothing has a plurality of through-channels formed in a usable region. The through-channels extend through the substrate to connect the upper and lower sides. The through-channels are non-cylindrical with a cross-sectional area becoming smaller along a thickness direction of the substrate from the upper side to a middle region of the substrate. An upper rim of at least one of the plurality of through-channels directly contacts an upper rim of at least one other neighboring through-channel of the plurality of through-channels, wherein the upper rims of both neighboring through-channels have at least three common local maxima, including two outer common local maxima and one intermediate common local maximum that is located between the two outer common local maxima. There is also described a method of producing such a paper machine clothing.Type: GrantFiled: March 2, 2022Date of Patent: August 1, 2023Assignee: Voith Patent GmbHInventors: Uwe Koeckritz, Reinhard Holl, Jens Kallenberg, Michael Straub, Cedric Fitzer
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Patent number: 11712757Abstract: Provided is a laser processing method for drilling a hole in a glass substrate with using a carbon dioxide laser, including the steps of: irradiating the laser onto a drilling position on the glass substrate from a side of the glass substrate on which a protective sheet is adhered so as to form a blind hole; removing the protective sheet from the glass substrate and performing an annealing treatment; and performing a wet-etching process on a side of the glass substrate not irradiated with the laser so as to convert the blind hole into a through hole.Type: GrantFiled: April 18, 2018Date of Patent: August 1, 2023Assignee: VIA MECHANICS, LTD.Inventors: Kaori Tateishi, Yasushi Ito
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Patent number: 11712758Abstract: A method of inspecting an electric motor includes scanning an electric motor stator winding with a 2D or 3D camera, acquiring one or more images of a plurality welds between adjacent electrical wires forming the stator winding using the 2D camera, analyzing the one or more acquired images with at least one neural network such that the neural network determines if at least one of the plurality of welds has a weld defect. The at least one neural network is trained and distinguishes between surface discoloration on a surface of the welds and defect discoloration resulting from contamination during welding. Also, the method inspects over 150 welds per electric motor stator winding moving along an assembly line.Type: GrantFiled: October 23, 2020Date of Patent: August 1, 2023Assignee: Ford Global Technologies, LLCInventor: Francis Maslar
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Patent number: 11712759Abstract: A lead-free soldering foil, for connecting metal and/or metal-coated components. allows the setting of a defined connecting-zone geometry and, with pores and/or voids being formed only to a minimal extent, achieves a high-temperature-resistant soldered connection that ensures great reliability even in staged soldering processes and increases the thermal conductivity of the connecting zone. The lead-free soldering foil is constructed so that, in a soft-solder matrix, two or more composite wires are each individually sandwiched by roll cladding between two soft-solder strips, parallel to one another and parallel to the edges of the strips. These composite wires include a core, which contains a higher-melting, stronger metal/metal alloy in comparison with the soft-solder matrix and around which a shell of another metal/metal alloy is arranged, and, after the roll-cladding operation, there is still 5 pm to 15 pm of soft-solder material arranged above and below at least one of the cores.Type: GrantFiled: February 8, 2021Date of Patent: August 1, 2023Assignee: Pfarr Stanztechnik GmbHInventors: Ralph Maedler, Stephan Reichelt
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Patent number: 11712760Abstract: In a layered bonding material 10, a coefficient of linear expansion of a base material 11 is 5.5 to 15.5 ppm/K and a first surface and a second surface of the base material 11 are coated with pieces of lead-free solder 12a and 12b.Type: GrantFiled: March 19, 2021Date of Patent: August 1, 2023Assignee: SENJU METAL INDUSTRY CO., LTD.Inventors: Naoto Kameda, Masato Tsuchiya, Katsuji Nakamura, Osamu Munekata, Kaichi Tsuruta
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Patent number: 11712761Abstract: A welding method using embodiments of electrodes (100) with coaxial power feed. The electrode comprises a metal cylinder (105) defining a hollow core (110). The hollow core provides a conduit for delivering core feed materials (150) therebetween via a delivery means (200). The cylinder may be formed of pure metals or extrudable alloys for forming a desired superalloy material composition; while the delivered core feed materials comprise a balance of compositional constituents for forming the desired superalloy material composition. The resulting deposit achieves the desired superalloy composition as a result of at least a combination of the cylinder materials and core feed materials. The electrode may further include a flux coating (120) surrounding the cylinder. The flux material may also contribute to the desired superalloy composition as a result of the weld operation.Type: GrantFiled: June 27, 2017Date of Patent: August 1, 2023Assignee: SIEMENS ENERGY, INC.Inventor: Gerald J. Bruck
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Patent number: 11712762Abstract: Implementations of the disclosure are directed to a lead-free mixed solder powder paste suitable for low temperature to middle temperature soldering applications. The lead-free solder paste may consist of: an amount of a first solder alloy powder between 44 wt % and 83 wt %, the first solder alloy powder comprising Sn; an amount of a second solder alloy powder between 5 wt % to 44 wt %, the second alloy powder comprising Sn, where the first solder alloy powder has a liquidus temperature lower than a solidus temperature of the second solder alloy powder; and a remainder of flux. The solder paste may be used for reflow at a peak temperature below the solidus temperature of the higher solidus temperature solder powder but above the melting temperature of the lower solidus temperature one.Type: GrantFiled: March 7, 2022Date of Patent: August 1, 2023Assignee: INDIUM CORPORATIONInventors: Hongwen Zhang, Fen Chen, Francis Mutuku, Jie Geng, Ning-Cheng Lee
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Patent number: 11712763Abstract: A cutting device capable of efficiently cutting an object with a simple configuration includes a grasp unit including a first grasper and a second grasper movable in an opening and closing directions to grasp the object, a cutting unit disposed side by side with the first and second graspers and moved in a cutting direction along the opening and closing directions to cut the object, and a position setter setting a cutting start position and a cutting end position based on respective positions of the first and second graspers that are grasping the object, respectively.Type: GrantFiled: March 20, 2018Date of Patent: August 1, 2023Assignee: KOBELCO CONSTRUCTION MACHINERY CO., LTD.Inventors: Yoshinobu Hosaka, Daisuke Muraoka, Takanori Yamasaki
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Patent number: 11712764Abstract: A robotic wire termination system for efficiently connecting a plurality of wires to an electrical connector. The robotic wire termination system generally includes a frame, a connector support attached to the frame, a robot manipulator having at least one arm, a heating device attached to the at least one arm and a control unit in communication with the robot manipulator to control the operation of the robot manipulator. The arm of the robot manipulator is adapted to move the heating device so that the heating device can apply heat to a selected connector pin of the electrical connector.Type: GrantFiled: October 28, 2021Date of Patent: August 1, 2023Assignee: Onanon, Inc.Inventor: Dennis J. Johnson
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Patent number: 11712765Abstract: A method of forming a build in a powder bed includes providing a first diode laser fiber array and a second diode laser fiber array, emitting a plurality of laser beams from selected fibers of the second diode laser fiber array onto the powder bed, corresponding to a pattern of a layer of the build, simultaneously melting powder in the powder bed corresponding to the pattern of the layer of the build, scanning a first diode laser fiber array along an outer boundary of the powder bed and emitting a plurality of laser beams from selected fibers of the first diode laser fiber array and simultaneously melting powder in the powder bed corresponding to the outer boundary of the layer of the build to contour the layer of the build. An apparatus for forming a build in a powder bed including a first diode laser fiber array and a second diode laser fiber array is also disclosed. The first diode laser fiber array configured to contour the layer of the build.Type: GrantFiled: August 9, 2021Date of Patent: August 1, 2023Assignee: General Electric CompanyInventors: David Charles Bogdan, Jr., Jason Harris Karp, William Thomas Carter
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Patent number: 11712766Abstract: One or more methods of fabricating a microscale canopy wick structure having an array of individual wicks having one or more canopy members. Each method includes selectively etching a substrate to control the thickness of the canopy members and also control the width of a fluid flow channel between adjacent wicks in a manner that enhances the overall performance of the microscale canopy wick structure.Type: GrantFiled: May 28, 2020Date of Patent: August 1, 2023Assignee: Toyota Motor Engineering and Manufacturing North America, Inc.Inventors: Gaohua Zhu, Evan Fleming, Kimihiro Tsuchiya
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Patent number: 11712768Abstract: A system is provided for the automated assembly of engine cylinder valves capable of registering a valve stem as a robot datum working location, placing a valve stem spring over the working location, compressing the valve stem spring onto the valve stem, inserting a valve keeper into a valve stem seating notch and locking the valve keeper with a cap by a computer controlled automated cylinder head assembly line. A spring feeding station registers the valve stem and said places the valve stem spring over the working location. A multi-axis mechanical robot grips the valve spring about its outer diameter with a gripping fixture from a spring feeding fixture forming an end effector incorporating a jaw gripper urged by a pneumatically actuator. A vision system locates a cylinder block on a transferred pallet to determine an X, Y, and Rz plane for placement of the valve, spring and spring keeper.Type: GrantFiled: April 14, 2022Date of Patent: August 1, 2023Inventors: Wes Graham, Matthew L. Myers, Raymond P Gatta
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Patent number: 11712769Abstract: The collecting mechanism includes a holding unit and a controller. The holding unit has a pair of arms, and can sandwich a machined portion with the pair of arms. The holding unit can be switched between a holding state and a standby state. In the holding state, the pair of arms is closed to be in contact with the circumferential surface of the machined portion to sandwich the machined portion. In the standby state, the pair of arms is opened so as to stay near the circumferential surface of the machined portion with a space between the arms and the circumferential surface of the machined portion. The controller monitors whether cutting-off of the machined portion has been completed to keep the holding unit in the standby state before completion of the cutting-off and to switch the holding unit from the standby state to the holding state at the time of completion of the cutting-off.Type: GrantFiled: September 5, 2019Date of Patent: August 1, 2023Assignee: OKUMA CORPORATIONInventors: Kiyoshi Yoshino, Yosuke Ichigi
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Patent number: 11712770Abstract: A machine tool includes a lower tool post for holding a cutting tool, a tool main spindle for holding a cutting tool, a storage unit capable of storing the cutting tool, an exchange mechanism for exchanging the cutting tools between the tool main spindle and the storage unit, an inside robot for exchanging the cutting tools between the lower tool post and the tool main spindle, and a controller. The controller performs control such that the cutting tools are exchanged between the lower tool post and the storage unit via the inside robot, the tool main spindle, and the exchange mechanism.Type: GrantFiled: January 27, 2020Date of Patent: August 1, 2023Assignee: OKUMA CORPORATIONInventors: Shoichi Morimura, Yuichi Tazuke
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Patent number: 11712771Abstract: A power tool assembly includes a hand-held power tool, a dust collector removably coupled to the power tool, and first and second power tool battery packs each of which is interchangeably coupled with the power tool and the dust collector for separately powering the power tool and the dust collector, respectively.Type: GrantFiled: June 26, 2020Date of Patent: August 1, 2023Assignee: MILWAUKEE ELECTRIC TOOL CORPORATIONInventors: Michael R. Brewster, Tsz Kin Wong, Chin Hung Lam, Brian P. Wattenbach, Brandon L. Verbrugge, Roland Vögele, Kurt Limberg, Ming Cong Chen
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Patent number: 11712772Abstract: An elongated T-slot protection device comprising an elongated member having a body, a pair of sidewalls, and a pair of legs. The protection device is placeable into an elongated opening of a T-slot, and covers the elongated opening to prevent debris from entering the T-slot formed in a work surface.Type: GrantFiled: February 10, 2020Date of Patent: August 1, 2023Inventor: Derek Edward Pulsifer
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Patent number: 11712773Abstract: A system and method for machine tool operations optimization is disclosed. The computer based system contains vibrational data for at least one machine tool, where the vibrational data is used to determine optimal machining, parameters for the machine tool and where an amount of profit improvement gained by adopting the optimal machining parameters is calculated.Type: GrantFiled: December 9, 2021Date of Patent: August 1, 2023Assignee: MSC Services Corp.Inventors: James Paul Goettler, Alan P. Yang, David Wayne Barton
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Patent number: 11712774Abstract: The present invention is a method for producing a spectacle lens from a lens material, and includes: a marking step (step S10) of marking an identification mark for identifying the spectacle lens, and a processing information mark which is used to process a lens blank and includes a tray identification 2D code, a tray identification code, a shape line and a position mark by forming a hole or a groove in a convex surface of the lens material by laser; and a concave surface machining processing step (step S13) of reading the processing information mark, and machining a concave surface of the lens blank based on the read processing information mark.Type: GrantFiled: June 28, 2017Date of Patent: August 1, 2023Assignee: HOYA LENS THAILAND LTD.Inventor: Shigeki Ookubo
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Patent number: 11712775Abstract: A machine tool comprises first and second support arms, and a rigid structure which couples the first support arm to the second support arm. A first rotary drive is operable to rotate the first support arm and the rigid structure relative to each other about a first rotational reference axis, and a second rotary drive is operable to rotate the second support arm and the rigid structure relative to each other about a second rotational reference axis, wherein the first and second rotational reference axes are parallel and spaced apart by a fixed distance. A control arrangement is configured to control the first and second rotary drives such that a workpiece mount carried by the second support arm follows a predetermined path relative to a tool mount carried by the first support arm in a plane perpendicular to the rotational reference axes.Type: GrantFiled: January 22, 2018Date of Patent: August 1, 2023Assignee: Fives Landis LimitedInventor: Matthew Tucker
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Patent number: 11712776Abstract: A rotor polishing device, including a housing with a space therein for holding rotors in need of polishing, an inlet for pumping a polishing lapper into the housing, and a rotational assembly for rotating the rotors during the polishing process. The rotor polishing device is useful for polishing rotors commonly used by rotary screw compression systems.Type: GrantFiled: February 4, 2019Date of Patent: August 1, 2023Inventors: Terry Sullivan, Casey Sullivan, Stacie Armes
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Patent number: 11712777Abstract: The invention provides a polymer-polymer composite polishing pad useful for polishing or planarizing a substrate of at least one of semiconductor, optical and magnetic substrates. The polymer-polymer composite polishing pad includes a polishing layer having a polishing surface and a polymeric matrix forming the polishing layer. The polymer matrix is hydrophilic as measured with distilled water at a pH of 7 at a surface roughness of 10 ?m rms after soaking in distilled water for five minutes. Cationic fluoropolymer particles having nitrogen-containing end groups are embedded in the polymeric matrix. The cationic fluoropolymer particles can increase polishing removal rate of substrate on a patterned wafer when polishing with slurries containing anionic colloidal silica.Type: GrantFiled: June 10, 2019Date of Patent: August 1, 2023Assignee: Rohm and Haas Electronic Materials CMP Holdings, Inc.Inventor: Matthew R. Gadinski
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Patent number: 11712778Abstract: A method of operating a chemical mechanical planarization (CMP) tool includes attaching a polishing pad to a first surface of a platen of the CMP tool using a glue; removing the polishing pad from the platen, wherein after removing the polishing pad, residue portions of the glue remain on the first surface of the platen; identifying locations of the residue portions of the glue on the first surface of the platen using a fluorescent material; and removing the residue portions of the glue from the first surface of the platen.Type: GrantFiled: August 23, 2019Date of Patent: August 1, 2023Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Tung-Kai Chen, Shang-Yu Wang, Wan-Chun Pan, Zink Wei, Hui-Chi Huang, Kei-Wei Chen
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Patent number: 11712779Abstract: A protective device of a power tool includes a fixing base having a tube portion and an abutting surface, a restricting ring fitting around the tube portion, several springs disposed between the abutting surface and a first end of the restricting ring, a protective cover having several second projections and several second recesses, and a locking member. The first end has an abutting portion. A second end of the restricting ring has several first projections and several first recesses matching with the second projections and the second recesses. The restricting ring is located between the protective cover and the abutting surface. When a blocking portion of the locking member moves to a first position, the blocking portion restricts the restricting ring from moving toward the abutting surface. When the blocking portion moves to a second position, the blocking portion leaves a position between the abutting surface and the abutting portion.Type: GrantFiled: July 31, 2020Date of Patent: August 1, 2023Assignee: Mobiletron Electronics Co., Ltd.Inventors: Tung-Chin Kuo, Jui-Chen Huang
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Patent number: 11712780Abstract: A dust collecting treatment apparatus is connected to a dry type polishing apparatus, sucks dust-containing air from the dry type polishing apparatus, and separates the dust and the air from each other. The apparatus includes a cylindrical main body connected to the dry type polishing apparatus; a suction box disposed on an upper plate of the cylindrical main body, a suction source connected to the suction box through a ventilating duct, a filter unit that includes a flange section supported on the upper plate of the cylindrical main body, a pipe formed integrally with the flange section and formed of a plurality of minute holes, and a filter formed of a water-soluble material and externally fitted to the pipe in a detachable manner. The filter is disposed inside the cylindrical main body. A water jet nozzle is disposed inside the suction box and jets water into the filter unit.Type: GrantFiled: September 30, 2020Date of Patent: August 1, 2023Assignee: DISCO CORPORATIONInventors: Van Tuan Dang, Miki Yoshida
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Patent number: 11712781Abstract: The present disclosure relates to a surfacing system for manufacturing panels or other shapes that provide a non-slip surface that can be readily cleaned with common cleaning methods.Type: GrantFiled: September 28, 2018Date of Patent: August 1, 2023Assignee: Grip Tread, LLCInventors: Jerry Martin, Jared Martin
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Patent number: 11712782Abstract: An abrasive head with clean gas infeed for cleaning/removing material surfaces and splitting/cutting materials by a liquid beam enriched with solid abrasive particles to extend the tool lifetime by eliminating damage to the liquid jet's aperture by the abrasive, avoid degrading the abrasive inside the tool and increase the cutting power and flow efficiency.Type: GrantFiled: May 20, 2019Date of Patent: August 1, 2023Inventors: Jiri Mestanek, Zdenek Riha
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Patent number: 11712783Abstract: A hubbed blade to be mounted on a spindle includes a circular hub and a circular blade fixed on a side of a first side of the hub. The blade has an opening formed through its center. The hub includes a protrusion portion protruding from the first side and having an outer peripheral edge of a shape corresponding to a shape of the opening. The hub and the blade are connected together via an adhesive with the hub and the blade being aligned each other with the protrusion portion inserted in the opening.Type: GrantFiled: March 30, 2020Date of Patent: August 1, 2023Assignee: DISCO CORPORATIONInventors: Ryoji Taguchi, Takashi Fukazawa, Takayuki Gawazawa
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Patent number: 11712784Abstract: An abrasive article includes an abrasive body having a bond material, abrasive particles contained within the bond material, and an electronic assembly coupled to the abrasive body, wherein the electronic assembly comprises at least one electronic device. In an embodiment, the electronic assembly is coupled to the abrasive body in a tamper-proof manner.Type: GrantFiled: October 4, 2018Date of Patent: August 1, 2023Assignees: SAINT-GOBAIN ABRASIVES, INC., SAINT-GOBAIN ABRASIFSInventors: Robin Chandras Jayaram, Arunvel Thangamani, Gurulingamurthy M. Haralur
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Patent number: 11712785Abstract: A workpiece clamping device having at least one base body. A first clamping body and a second clamping body are movably supported on the at least one base body in a clamping direction. A threaded spindle extends along a spindle longitudinal axis. The spindle longitudinal axis is orientated in clamping direction. It has a first thread section for the first clamping body and a second thread section for the second clamping body. A first coupling body has a first counter thread portion and a second coupling body has a second counter thread portion. In a coupling position the counter thread portions are in engagement with the assigned thread section respectively. In a decoupling position the counter thread portion is disengaged from the assigned thread section. In this decoupling position a movement of the clamping bodies is possible without rotation of the threaded spindle.Type: GrantFiled: January 15, 2021Date of Patent: August 1, 2023Assignee: LANG TECHNIK GMBHInventors: Philipp Lang, Guenter Lang
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Patent number: 11712786Abstract: A plier head with good adaptability and a plier are provided. The plier head includes a left plier head and a right plier head, a left accessory and a right accessory matched with each other. The left accessory is detachably connected to the left plier head, the right accessory is detachably connected to the right plier head, and the right accessory and the left accessory cooperate with each other to form at least one cavity. At least two use states include a first state and a second state. When the plier head is in the first state or the second state, a position of the at least one cavity can be changed.Type: GrantFiled: June 7, 2021Date of Patent: August 1, 2023Assignees: Zhuji ITOP Hardware Tools Co., Ltd., ZHEJIANG IWISS ELECTRIC CO., LTD.Inventor: Yuejuan Shen
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Patent number: 11712787Abstract: A powered ratchet tool includes a housing and an output member. The output member has an inner opening, an outer toothed surface, and an output member aperture extending through the outer toothed surface to the inner opening. The powered ratchet tool further includes a drive mechanism for driving the output member. The drive mechanism includes a yoke in which the output member is arranged. The yoke has a yoke aperture. The powered ratchet tool further includes a first pawl in the yoke that is biased toward the toothed surface of the output member and a second pawl in the yoke that is biased toward the toothed surface of the output member. When the output member is in a home position, the first pawl and the second pawl are engaged with the toothed surface of the output member and the output member aperture is aligned with the yoke aperture.Type: GrantFiled: October 21, 2019Date of Patent: August 1, 2023Assignee: MILWAUKEE ELECTRIC TOOL CORPORATIONInventors: Mackenzie J. Nick, Jeffrey M. Wackwitz
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Patent number: 11712788Abstract: An oil filter removal tool configured for removal of a filter cartridge is provided, including: a main body, including a driving portion configured to be connected with a driven portion of the filter cartridge so that the main body is rotatable with the filter cartridge; a cover portion, connected with the main body, including an opening corresponding to the driving portion, the opening being configured for assembling of the driven portion of the filter cartridge therewithin; wherein the main body has a first flexibility, the cover portion has a second flexibility, and the second flexibility is greater than the first flexibility.Type: GrantFiled: July 9, 2021Date of Patent: August 1, 2023Assignee: KTL INTERNATIONAL CO., LTD.Inventors: Ying-Chieh Liao, Yu-Kuo Liao
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Patent number: 11712789Abstract: A valve tool for servicing a multiport valve having a handle and further having a spring located between a rotor and a lid of the multiport valve, the valve tool comprising: an upper support portion including a cutout shaped to receive at least a portion of the handle of the multiport valve therethrough; an opposing lower support portion; a press located on one of the upper support portion and lower support portion, the press shaped to contact one of the rotor and lid of the multiport valve. The press urges the rotor and the lid of the multiport valve together to compress the spring between the rotor and the lid of the multiport valve.Type: GrantFiled: January 19, 2021Date of Patent: August 1, 2023Inventor: Scott McMahill