Patents Issued in May 28, 2024
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Patent number: 11992883Abstract: A coated tool may include a base member including a first surface, and a coating layer located on the first surface. On the first surface, scattered island portions may include 70 area % or more of a binder phase and have an equivalent circle diameter of 10 ?m or more. The coating layer may include a first layer including a titanium compound and located on the first surface, and a second layer including aluminum oxide and located on and in contact with the first layer. The coating layer may include a plurality of voids. An average value of widths of the voids in the direction along the boundary may be less than an average value of distances between the voids adjacent to each other.Type: GrantFiled: September 3, 2019Date of Patent: May 28, 2024Assignee: KYOCERA CorporationInventor: Tadashi Katsuma
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Patent number: 11992884Abstract: A cutting part of a cutting insert may include a first surface including a corner, a first side, a first region, a second region and a third region. The first region may be located along the corner and the first side. The second region may be located at a more inner part than the first region. The third region may be located at a more inner part than the second region. A boundary between the corner and the first side may be a first point. A boundary between the first region and the second region may be a second point in a cross section that passes through the first point and is orthogonal to the first side. An imaginary straight line passing through the first point and the second point may be a first imaginary straight line. The first imaginary straight line may intersect with the third region.Type: GrantFiled: July 17, 2019Date of Patent: May 28, 2024Assignee: KYOCERA CorporationInventor: Yoshihito Ikeda
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Patent number: 11992885Abstract: A chuck-claw guide structure includes a guide-space delimiting part that delimits a guide space in communication with an attachment groove, and a regulation part provided on the guide-space delimiting part. The guide-space delimiting part has a contact surface configured to regulate the claw in contact therewith at a position along the attachment groove in a first direction. The regulation part is configured to regulate the claw at a position along the attachment groove in a second direction different from the first direction.Type: GrantFiled: October 29, 2019Date of Patent: May 28, 2024Assignee: HOWA MACHINERY, LTD.Inventor: Hiroshi Nagaosa
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Patent number: 11992886Abstract: A controller for a tool drive that collects force data and displacement data from the tool drive. The controller generates a stiffness model representing a workpiece using the force data and the displacement data. The controller further collects a force signal from the tool drive. The controller determines deflection of the workpiece using the force signal and stiffness model. The controller determines a resonant frequency of the workpiece using the stiffness model. The controller modifies an oscillation frequency and/or a rotational frequency of a spindle of the tool drive based on the resonant frequency. The controller also determines a location of a tip of the tool drive using the force signal.Type: GrantFiled: July 25, 2022Date of Patent: May 28, 2024Assignee: The Boeing CompanyInventors: Jose A. Blanco, Andreas Bartl, Tobias Weber
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Patent number: 11992887Abstract: In this drill, a cutting edge, which is formed at an intersecting ridge line part between a wall surface, facing a drill rotation direction, of a chip discharging flute formed at an outer periphery of a tip portion of a drill main body that is rotated around an axis, and a tip flank face, includes an inner peripheral cutting edge located on a radially inner peripheral side with respect to the axis; and an outer peripheral cutting edge connected to a radially outer peripheral side of the inner peripheral cutting edge. A point angle of a portion of the inner peripheral cutting edge on an inner peripheral side with respect to the axis is within a range of 90° to 170°.Type: GrantFiled: April 7, 2020Date of Patent: May 28, 2024Assignee: MITSUBISHI MATERIALS CORPORATIONInventors: Tadashi Yamamoto, Takahiro Hibi
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Patent number: 11992888Abstract: The invention relates to a tool for dressing or cutting teeth of fine machining tools, which tool makes it possible to exactly reproduce, in a simple manner, the required tooth system geometry on the fine machining tool which is to be dressed or in which teeth are to be cut. The tool is annular and has a set of internal teeth, the teeth of which mesh, during the tooth-cutting or dressing operation, with the set of external teeth of the fine machining tool in which teeth are to be cut or which is to be dressed. At the same time, the tool has a central longitudinal axis, which extends through the centre point of the opening surrounded by the tool. According to the invention, the set of internal teeth is now formed on a ring element, which is at most 5 mm thick and is produced from a diamond material. The teeth of the set of internal teeth have cutting edges, by means of which said teeth remove material of the fine tool during the tooth-cutting or dressing machining process.Type: GrantFiled: March 6, 2018Date of Patent: May 28, 2024Assignee: Präwema Antriebstechnik GmbHInventors: Jörg Schieke, Walter Holderbein
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Patent number: 11992889Abstract: A method for preparing a cross-dimension micro-nano structure array includes: S1. providing a workpiece immersed in the electrolyte as the first electrode, providing a trimming wire electrode as the second electrode and setting it above the workpiece, providing an interference beam adjuster and outputting multi-beam laser interference to irradiate the surface of the workpiece; S2. The power supply between the first electrode and the second electrode forms a loop, and drives the trimming wire electrode to reciprocate relative to the workpiece, and the workpiece undergoes electrochemical dissolution or electrochemical deposition at the corresponding position of the trimming wire electrode, and form a micro-nano structure array without a mask, and solves the problem of low output power of the existing ultrashort pulse power supply, improves the processing accuracy of the micro-nano structure array, does not require electrolyte for high-speed flow, and improves system safety and reduce the cost.Type: GrantFiled: November 21, 2020Date of Patent: May 28, 2024Assignee: SOOCHOW UNIVERSITYInventors: Haidong He, Zijie Xi, Chunju Wang, Lining Sun, Xuezhong Ning
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Patent number: 11992890Abstract: The invention provides an electrochemical discharge-assisted micro-grinding device for micro-components of brittle and hard materials. The device includes a micro-grinding tool, grinding fluid, a workpiece, an auxiliary electrode, a processing groove, and a pulsed DC power supply; the processing groove is filled with grinding fluid; the micro-grinding tool, the workpiece, and the auxiliary electrode are immersed in the grinding fluid; the micro-grinding tool is composed of a conductive grinding tool base, an electroplating layer, and insulated superabrasives. The micro-grinding tool is connected to the negative electrode of the pulsed DC power supply; the grinding fluid is composed of H2O2, Na2CO3, EDTA-Fe-Na, and deionized water; the workpiece material is brittle and hard; a large number of micro structures need to be produced on the surface of the workpiece.Type: GrantFiled: April 29, 2022Date of Patent: May 28, 2024Assignee: Changsha University of Science and TechnologyInventors: Cong Mao, Ziyang Chen, Yinghui Ren, Wei Li, Yuanqiang Luo, Gang Wu, Mingjun Zhang, Kun Tang, Yongle Hu, Feng Shi, Weidong Tang, Ci Song
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Patent number: 11992891Abstract: The disclosure provides a machining program generating device of a wire discharge machine, a machining program generating method, a wire discharge machining system and a machined object manufacturing method. The machining method of the wire discharge machine of the disclosure includes: a processing of forming and machining a claw part on at least one of a machining path of a machining groove and a machining path of a dividing line for dividing a core that forms an inner part of a workpiece separated by the machining groove; and a processing of separating the core from the workpiece by dividing at the dividing line.Type: GrantFiled: November 29, 2021Date of Patent: May 28, 2024Assignee: Sodick Co., Ltd.Inventors: Tsubasa Kuragaya, Masashi Sakaguchi
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Patent number: 11992892Abstract: The present invention provides a resistance spot welding method. A resistance spot welding method according to the present invention in which a sheet combination of two or more overlapping steel sheets is sandwiched between a pair of electrodes and joined together by applying current while applying pressure, the method including a main current application step in which current application is performed with a current Iw (kA), and subsequently, a post-tempering heat treatment step in which after cooling is performed for a cooling time tct (ms) shown in formula (1) below, current application is performed with a current It (kA) shown in formula (2) below for a current application time tt (ms) shown in formula (3) below: 800?tct . . . formula (1), 0.5×Iw?It?Iw . . . formula (2), and 500?tt . . . formula (3).Type: GrantFiled: February 5, 2019Date of Patent: May 28, 2024Assignee: JFE Steel CorporationInventors: Reiko Endo, Muneo Matsushita, Koichi Taniguchi, Hiroshi Matsuda, Rinsei Ikeda
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Patent number: 11992893Abstract: When a drive unit 5 drives to rotate a first rotator 6 and a second rotator 7 relative to one another in a first relative positional relationship R1 toward one side, graspers 8 turn toward the one side to cause respective pawl portions 8c to advance into a detachment operation space S1 such that the pawl portions 8c can contact an electrode 10 set in the detachment operation space S1, and when the drive unit drives to rotate the first rotator 6 and the second rotator 7 relative to one another in a second relative positional relationship R2 toward another side, the graspers 8 turn toward the other side to cause the respective pawl portions 8c to advance into the detachment operation space S1 such that the pawl portions 8c can contact an electrode 10 set in the detachment operation space S1.Type: GrantFiled: March 1, 2021Date of Patent: May 28, 2024Assignee: KYOKUTOH CHINA CO., LTD.Inventors: Junliang Liu, Xiande Yang
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Patent number: 11992894Abstract: A method of separating a portion of an object comprising: presenting an object having a thickness; using a laser emission at a wavelength to perforate at least a portion of the thickness of the object sequentially over a length to form a series of perforations between a first portion of the object on one side of the series of perforations and a second portion of the object on the other side of the series of perforations; and applying a stress to the object at the series of perforations to separate the first portion of the object from the second portion of the object, wherein the thickness of the object, at the series of perforations, is transparent to the wavelength of the laser emission.Type: GrantFiled: February 22, 2019Date of Patent: May 28, 2024Assignee: CORNING INCORPORATEDInventors: Hasan Fiaz, Jann Paul Kaminski, Raymond Miller Karam, Brian Nilsen, Marie Bernadette O'Regan, Garrett Andrew Piech, Sergio Tsuda, ChuanChe Wang, Ming Ying
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Patent number: 11992895Abstract: Laser cutting a metal foil by providing a polymer film as a carrier layer for the metal foil where the metal foil is ablated by the laser beam wavelength selected for laser cutting and wherein the polymer film is a polymer film that is transparent to the laser beam wavelength selected for laser cutting such that laser cutting produces metal foil cut parts in a substrate while the polymer backing remains intact for supporting the cut parts for subsequent separation of the cut parts from substrate.Type: GrantFiled: February 4, 2020Date of Patent: May 28, 2024Assignee: PRECO, LLCInventors: James Bucklew, David Plourde, Kevin Noeldner, Kevin Mitchell
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Laser irradiation apparatus, laser irradiation method, and semiconductor device manufacturing method
Patent number: 11992896Abstract: There are provided a laser irradiation apparatus, a laser irradiation method, and a semiconductor device manufacturing method that reduce irradiation unevenness of a laser beam. A laser irradiation apparatus includes a waveform shaping device (20). The waveform shaping device (20) includes a laser beam source (11), a first waveform shaping unit (30) that shapes the pulse waveform of a pulse laser beam by applying a delay according to an optical path length difference between two light beams (L11 and L12) branched by a first beam splitter (31), a wave plate that changes the polarization state of the pulse laser beam from the first waveform shaping unit (30), and a second waveform shaping unit (40) that shapes the pulse waveform of the pulse laser beam by applying a delay according to an optical path length difference between two light beams (L15 and L16) branched by a second beam splitter (41).Type: GrantFiled: November 15, 2019Date of Patent: May 28, 2024Assignee: JSW AKTINA SYSTEM CO., LTD.Inventors: Kenichi Ohmori, Suk-Hwan Chung -
Patent number: 11992897Abstract: An apparatus for laser machining a workpiece in a machining plane includes a first laser machining unit for forming a first focal zone which extends in a first main direction of extent, and at least one further laser machining unit for forming at least one further focal zone which extends in a further main direction of extent oriented transversely to the first main direction of extent. The first focal zone and the at least one further focal zone are spaced apart from one another parallel to the machining plane at a work distance. The first laser machining unit and the at least one further laser machining unit are movable in an advancement direction that is oriented parallel to the machining plane. The workpiece comprises a material that is transparent to a laser beam which respectively forms the first focal zone and the at least one further focal zone.Type: GrantFiled: August 1, 2023Date of Patent: May 28, 2024Assignee: TRUMPF LASER-UND SYSTEMTECHNIK GMBHInventors: Tim Hesse, Daniel Flamm, Myriam Kaiser
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Laser system and methods for containing a laser beam and manufacturing a laser containment apparatus
Patent number: 11992898Abstract: A laser system includes a controller, a laser source, a laser scanner, and a laser containment apparatus. The laser containment apparatus includes a mounting structure for the laser scanner, a shroud assembly coupled to the mounting structure, and a seal interface coupled to the shroud assembly at an opposite end from the laser scanner. The shroud assembly surrounds a working volume of the laser scanner and includes a vacuum port connected to a vacuum source and a purge port that guides purge gas from a purge gas source toward the laser scanner. A distal end of the seal interface is formed of a pliable material that compresses to seal the shroud assembly to a target surface of a workpiece upon establishment of a negative pressure differential between a vacuum pressure inside the shroud assembly and ambient atmospheric pressure.Type: GrantFiled: July 15, 2021Date of Patent: May 28, 2024Assignee: The Boeing CompanyInventors: Lisa Cardon, Matthew Carl Johnson, Matthew W. Smith, Marc James Froning -
Patent number: 11992899Abstract: The present disclosure provides a method that includes providing a first blank including an upper major surface, a lower major surface, and a plurality of side surfaces that connect the lower major surface to the upper major surface. The upper and lower major surfaces each includes a coating that includes aluminum, and the side surfaces are devoid of the coating. The method also includes forming an additive layer on at least one of the side surfaces that is devoid of the coating, and includes laser welding the first blank including the additive layer to a second blank, wherein a thickness of the additive layer is such that during the laser welding, the laser irradiates a material of the additive layer without irradiating the coating to form a weld pool that includes the material of the additive layer and does not include the aluminum of the coating.Type: GrantFiled: February 11, 2021Date of Patent: May 28, 2024Assignee: FCA US LLCInventors: Mark R Fistler, Robert B Ruokolainen
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Patent number: 11992900Abstract: Embodiments of a method of forming one or more holes in a substrate for use as a process chamber component are provided herein. In some embodiments, a method of forming one or more holes in a substrate for use as a process chamber component include forming the one or more holes in the substrate with one or more laser drills using at least one of a percussion drilling, a trepanning, or an ablation process, wherein each of the one or more holes have an aspect ratio of about 1:1 to about 50:1, and wherein the substrate is a component for gas delivery or fluid delivery.Type: GrantFiled: November 5, 2020Date of Patent: May 28, 2024Assignee: APPLIED MATERIALS, INC.Inventors: Sumit Agarwal, Timothy Joseph Franklin
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Patent number: 11992901Abstract: The present application relates to the technical field of welding materials, and particularly to a lead-free and halogen-free solder paste, including a solder alloy powder and a welding flux with a mass ratio of 85-90:10-15, the solder alloy powder is Sn-2.5Be-0.8Ag-0.5Cu alloy powder, and the welding flux includes the following components: itaconic acid, succinic acid, a surfactant, a thixotropic agent, modified rosin, a composite solvent, a corrosion inhibitor, and an acrylic type activator. Its preparation method includes the following steps: mixing the modified rosin, the composite solvent and the corrosion inhibitor, heating under stirring, cooling, adding itaconic acid, succinic acid and the acrylic type activator under stirring, cooling, adding the thixotropic agent for emulsification dispersion, adding the surfactant under stirring, grinding to obtain a welding flux after cooling, and stirring the solder alloy powder and the welding flux under vacuum to obtain the solder paste.Type: GrantFiled: September 27, 2023Date of Patent: May 28, 2024Assignee: DONGGUAN CITY THOUSAND ISLAND METAL FOIL CO., LTD.Inventors: Jianping Cao, Qiaosheng Ye
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Patent number: 11992902Abstract: Provided are a solder alloy and a solder joint, which have a narrow ?T to suppress solder bridges and solder icicles, and a small amount of dross generated in a solder tank, suppress Cu leaching, and have higher strength. The solder alloy has an alloy composition of, by mass %, Cu: more than 2.0% and less than 3.0%; Ni: 0.010% or more and less than 0.30%; and Ge: 0.0010 to 0.20% with the balance being Sn. Preferably, by mass %, Cu is more than 2.5% and less than 3.0%, and the alloy composition satisfies the following relations (1) and (2): 2.400?Cu+Ni+Ge?3.190 (1), and 0.33?Ge/Ni?1.04 (2). Cu, Ni, and Ge in the relations (1) and (2) each represent the contents (mass %) in the alloy composition.Type: GrantFiled: August 26, 2022Date of Patent: May 28, 2024Assignee: Senju Metal Industry Co., Ltd.Inventors: Takahiro Yokoyama, Shunsaku Yoshikawa
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Patent number: 11992903Abstract: A process for the production of a metal mixture composition containing lead and tin, and comprising by weight at least 10% tin and 45% lead, at least 90% of tin and lead together, more lead than tin, from 1-5000 ppm of copper, at least 0.42% antimony and at least 0.0001% wt of sulphur, at most 0.1% of the total of chromium, manganese, vanadium, titanium and tungsten, and at most 0.1% of each one of aluminium, nickel, iron and zinc. The process includes a pre-treatment step for producing the metal mixture composition, followed by a vacuum distillation step wherein lead is removed by evaporation and a bottom stream is obtained comprising at least 0.6% wt of lead.Type: GrantFiled: March 17, 2022Date of Patent: May 28, 2024Assignee: METALLO BELGIUMInventors: Koen Govaerts, Pelle Lemmens, Kris Mannaerts, Jan Dirk A. Goris, Yves De Visscher, Charles Geenen, Bert Coletti
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Patent number: 11992904Abstract: A welding device and a short-circuit welding method uses successive welding cycles having respective arc and short-circuit phases. The method includes: conveying a welding wire from a workpiece, bringing the wire to a final rearward speed in a first rearward conveying phase and then conveying it at that speed until a second rearward conveying phase where the rearward speed is reduced; and conveying the wire toward the workpiece, the welding wire being brought to a final forward speed in a first forward conveying phase and being conveyed at that speed until the beginning of a second forward conveying phase where the forward speed is reduced. The first duration is adapted using a feedforward control and/or feedback control such that the welding wire does not exceed a specified reduced rearward speed in the second rearward conveying phase at the point in time at which the short-circuit is interrupted.Type: GrantFiled: July 12, 2022Date of Patent: May 28, 2024Assignee: FRONIUS INTERNATIONAL GMBHInventors: Andreas Waldhoer, Dominik Soellinger
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Patent number: 11992905Abstract: A method for ascertaining the wear of a contact tube during a robot-assisted welding method on a workpiece using a welding torch with a consumable welding wire includes the steps of measuring a welding current, measuring a welding voltage, dividing the welding current so measured by the welding voltage so measured to calculate a conductance value and comparing the conductance value with at least one defined conductance threshold value or dividing the welding voltage so measured by the welding current so measured to calculate a resistance value and comparing the resistance value with at least one defined resistance threshold value, and issuing a warning when at least one of the conductance value equals the at least one defined conductance threshold value and the resistance value equals the at least one defined resistance threshold value.Type: GrantFiled: May 18, 2021Date of Patent: May 28, 2024Assignee: Fronius International GmbHInventor: Josef Artelsmair
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Patent number: 11992906Abstract: A machine tool including a base, a slider that is supported to be linearly movable in a direction with respect to the base, a ball screw configured to cause the slider to linearly move with respect to the base, and a chain-like carrier used for wiring a movable wire body between the base and the slider. The carrier is disposed between the base and the slider and curved in a U-shape around an axis extending in a direction in which the base and the slider are apart from each other, one end of the carrier is fixed to the slider and an other end of the carrier is fixed to the base, and a curved portion of the carrier, which is curved in the U-shape, is disposed at a position where the curved portion crosses an extension line of an axis of the ball screw.Type: GrantFiled: June 21, 2021Date of Patent: May 28, 2024Assignee: FANUC CORPORATIONInventor: Naoya Ishiyama
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Patent number: 11992907Abstract: A system for damping machine-induced vibration in a workpiece includes a plurality of workpiece holders to hold the workpiece in a work cell. The system also includes a machine tool located in the work cell. The machine tool performs a machining operation on the workpiece while the workpiece is held by the plurality of workpiece holders. The system further includes a damping apparatus coupled to the workpiece. The damping apparatus controls machine-induced vibrations in the workpiece during the machining operation.Type: GrantFiled: October 24, 2022Date of Patent: May 28, 2024Assignee: The Boeing CompanyInventors: Matthew B. Moore, Patrick B. Stone
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Patent number: 11992908Abstract: An extraction apparatus (20) for a cutting machine (10). The extraction apparatus (20) comprises first and second portions (21, 22) rotatable one relative to the other for angular movement between two opposed positions. A slidable coupling (27) defines a fluid flow path (29) for fluid communication between the first and second portions (21, 22) during said angular movement between the two opposed positions, whereby fluid can flow from the interior (45) of the first portion (21) into the second portion (22). The slidable coupling (27) comprises first and second coupling sections (61, 62) slidable one with respect to the other. The second coupling section (62) is hollow to define an open interior (63). The first coupling section (61) defines a duct (65) opening onto the interior (63) of the second coupling section (62), whereby the duct (65) and the interior (63) of the second coupling section (62) cooperate to define the fluid flow path (29).Type: GrantFiled: November 15, 2017Date of Patent: May 28, 2024Assignee: ENVIROCHASING IP HOLDINGS PTY LTDInventor: Steven Terpstra
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Patent number: 11992909Abstract: According to one implementation, an attachment for a machining apparatus includes: a copying guide in a machining apparatus side and an air supply passage. The copying guide has a through hole for passing a tool through. The copying guide is contacted to a copying mold placed in a workpiece side. The copying guide is attached to a spindle holding and rotating the tool. The air supply passage is adapted to supply air ejected toward the workpiece side through a clearance between the tool and the through hole.Type: GrantFiled: December 10, 2019Date of Patent: May 28, 2024Assignee: SUBARU CORPORATIONInventors: Shinya Matsuo, Tatsuo Nakahata, Masao Watanabe
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Patent number: 11992910Abstract: The invention relates to: sensor modules for e.g. a tool holder, wherein the sensor unit is integrated as a structural entity; tool or machine elements designed with such sensor modules; and a machining/machine tool comprising such a sensor module. The sensor modules have a sensor system for detecting system states or operating states which occur during the machining of a workpiece.Type: GrantFiled: December 21, 2018Date of Patent: May 28, 2024Inventor: Friedrich Bleicher
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Patent number: 11992911Abstract: A tool changing mechanism includes a tool base housing, a mandrel disposed therein and having a chamber and a keyway provided axially, and first and second linked units. A first shoulder portion is provided at an end of the keyway, and pulling jaws are disposed at the other end. The first linked unit has a first pulling rod, an end of which has an external thread, and the other end has a connecting portion driven by a pneumatic cylinder. The second linked unit has a second pulling rod, an end of which has an internal thread, and a pressing head is disposed at the other end. The second pulling rod has a sliding key located in the keyway. The first pulling rod is screwed into the second pulling rod, and the relative screwing rotation therebetween attains tool pulling for fixing or tool loosening for removing the cutting tool.Type: GrantFiled: September 30, 2021Date of Patent: May 28, 2024Assignee: PRECISION MACHINERY RESEARCH & DEVELOPMENT CENTERInventors: Chia-Hsuan Cho, Yu-An Liu
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Patent number: 11992912Abstract: A part replacement system includes a part storage device configured to store an unused consumable part, and a replacement device that is connected to a processing device and the part storage device, the replacement device being configured to replace a used consumable part installed in the processing device with the unused consumable part stored in the part storage device. The replacement device is moved to a position of the processing device having the used consumable part that requires replacement, and the replacement device is connected to the processing device, and the part storage device is moved to a position of the replacement device connected to the processing device having the used consumable part that requires replacement, and the part storage device is connected to the replacement device.Type: GrantFiled: April 30, 2021Date of Patent: May 28, 2024Assignee: TOKYO ELECTRON LIMITEDInventors: Atsushi Sawachi, Ichiro Sone, Suguru Sato, Takuya Nishijima
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Patent number: 11992913Abstract: A workpiece support device includes a shaft rotatable about a shaft rotation axis of the shaft, a first support, a first reciprocating mechanism, and a first connecting rod having one end and another end. The shaft extends along a longitudinal direction of a workpiece. The first support includes a first support roller that is rotatable about a first roller rotation axis orthogonal to the shaft rotation axis and that is configured to contact the workpiece to support the workpiece. The first reciprocating mechanism has one end connected to the first support and is configured to reciprocate in a first expansion-contraction axis direction. The one end of the first connecting rod is rotatably connected to the first support. The another end of the first connecting rod is connected to the shaft such that the another end of the first connecting rod is rotatable together with the shaft.Type: GrantFiled: December 14, 2021Date of Patent: May 28, 2024Assignee: YAMAZAKI MAZAK CORPORATIONInventors: Keisuke Kageyama, Kazuya Shimamoto, Keita Hachiya
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Patent number: 11992914Abstract: An object of the present invention is to provide a polishing composition which can make the removal rate of a metal material and the removal rate of a resin material the same or close to each other in a chemical mechanical polishing process, which can accordingly avoid or suppress the occurrence of a step difference. The polishing composition contains: abrasive grains containing silica, with at least a part of hydrogen atoms constituting a silanol group located on a surface of the silica being substituted with a cation of at least one metal atom M selected from the group consisting of aluminum, chromium, titanium, zirconium, iron, zinc, tin, scandium, and gallium; and a dispersing medium. The pH of the polishing composition is more than 2 and 7 or less.Type: GrantFiled: March 24, 2020Date of Patent: May 28, 2024Assignee: FUJIMI INCORPORATEDInventor: I-Chun Chang
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Patent number: 11992915Abstract: A system (5) includes a heat exchanging member (11) and a liquid supply unit (30). The liquid supply unit (30) includes a pump device (32) that adjusts the flow amount of a liquid flowing through a heating liquid supply line (HSL), a needle valve (MNV) that is attached to a cooling liquid supply line (CSL), and a control device (40) that controls operations of the pump device (32) and the needle valve (MNV).Type: GrantFiled: December 8, 2020Date of Patent: May 28, 2024Assignee: EBARA CORPORATIONInventors: Shuji Uozumi, Toru Maruyama, Mitsunori Komatsu
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Patent number: 11992916Abstract: A fine adjustment thread assembly couples a first part and a second part to each other while keeping the first part and the second part spaced apart, adjusts the distance between the first part and the second part, and detects a load applied to the second part. The assembly includes first external threads that can be brought into threaded engagement with first internal threads formed in the first part, second external threads that are axially spaced from the first external threads, that have a thread pitch different from that of the first internal thread, and that can be brought into threaded engagement with second internal threads formed in the second part. A joint portion between the first external threads and the second external threads houses a load sensor under a compressive load.Type: GrantFiled: February 22, 2021Date of Patent: May 28, 2024Assignee: DISCO CORPORATIONInventors: Toshiyasu Rikiishi, Kentaro Wada
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Patent number: 11992917Abstract: Disclosed is an apparatus and method for processing eyeglass lens which determines the completion of the eyeglass lens processing by using a hall sensor.Type: GrantFiled: June 27, 2018Date of Patent: May 28, 2024Assignee: HUVITZ CO., LTD.Inventors: Seung Suk Ha, Jae Eui Gwon
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Patent number: 11992918Abstract: Apparatus includes a production tooling having a dispensing surface with a plurality of cavities and formed into an endless belt. An abrasive particle feeder dispenses shaped abrasive particles onto the dispensing surface and into the plurality of cavities. A resin coated backing receives shaped abrasive particles from the cavities of the production tooling at a deposit point. A detecting device detects a pattern transition zone as the production tooling moves in the direction of travel and provides pattern transition zone detection data to one or more controllers to control a speed of the production tooling and/or a speed of the resin coated backing as the detected pattern transition zone passes the deposit point to change a pattern density of the shaped abrasive particles in a portion of the resin coated backing corresponding to the pattern transition zone of the production tooling.Type: GrantFiled: December 10, 2019Date of Patent: May 28, 2024Assignee: 3M Innovative Properties CompanyInventors: Joseph B. Eckel, Thomas J. Nelson, Aaron K. Nienaber, Ann M. Hawkins, Amelia W. Koenig, Negus B. Adefris
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Patent number: 11992919Abstract: A torque wrench includes a body and a measuring device. The body includes a head portion and a rod portion. An end of the rod portion is connected with the head portion. The measuring device includes a strain gauge seat and a strain gauge. The strain gauge seat is arranged in the rod portion and is provided with a first recess and a deformation portion adjacent to the first recess. The strain gauge is connected to the deformation portion, thereby obtaining a precise torque value.Type: GrantFiled: March 14, 2022Date of Patent: May 28, 2024Inventor: Shih-Hao Lai
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Patent number: 11992920Abstract: An electric tool to restrain stress concentration is provided. The electric tool includes a housing (7, 8), a motor (2), an anvil (5, 105), and an impact mechanism (4). The motor is accommodated in the housing and rotatable. The anvil supported by the housing and rotatable about an axis (A). The impact mechanism is configured to convert a rotational force generated by the motor into a rotational impact force about the axis, and to apply the rotational impact force to the anvil. The anvil includes a base portion (51), an end bit attachment portion (80, 180), and a connecting portion (90, 190). The base portion is rotatably supported by the housing. An end bit is attachable to the end bit attachment portion. The end bit attachment portion has a flat surface portion. The connecting portion integrally connects together the base portion and the end bit attachment portion. The connecting portion has a diameter gradually reduced in a direction from the base portion toward the end bit attachment portion.Type: GrantFiled: August 31, 2018Date of Patent: May 28, 2024Assignee: KOKI HOLDINGS CO., LTD.Inventors: Kengo Tamura, Junichi Toukairin, Yoshihiro Komuro
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Patent number: 11992921Abstract: The present invention provides methods and systems an impact wrench having dynamically tuned drive components, such as an anvil/socket combination, and related methodology for dynamically tuning the drive components in view of inertia displacement, as well as stiffness between coupled components, and with regard to impact timing associated with clearance gaps between the component parts.Type: GrantFiled: October 1, 2019Date of Patent: May 28, 2024Assignee: Ingersoll-Rand Industrial U.S., Inc.Inventors: Mark T. McClung, Timothy R. Cooper, Warren A. Seith
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Patent number: 11992922Abstract: A grasping tool (10) has a pair of elongate arms (20) attached via a hinge element (26). The elongate arms (20) provide gripping surfaces (28) for grasping an item therebetween. A finger engagement element (30) extends from each of the elongate arms, (20) spaced a distance from the proximal end (22). Each elongate arm (20) is generally disposed on a first axis, and each finger engagement element (30) is disposed around a second axis, such that the second axis is approximately parallel to and located below the first axis, such that the first and second axes are spaced a distance such that the pair of elongate arms (20) are positioned above the fingers of the user when the user's fingers are positioned through the finger engagement elements (30).Type: GrantFiled: April 20, 2023Date of Patent: May 28, 2024Assignee: INOOBI, INC.Inventors: Wanki Kevin Choi, Adam C. Miller
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Patent number: 11992923Abstract: A fastener-driving tool includes a housing and a workpiece-contacting element movable between a rest position and an activated position. The tool also includes a trigger connected to the housing and movable between a rest position and an activated position, a control valve including an actuating pin, an actuation lever movably connected to the trigger and movable between a rest position and an actuating position adjacent to the actuating pin, and a trigger control mechanism associated with the actuation lever and configured for moving and holding the actuation lever in the actuating position. In a powered mode, the trigger control mechanism causes the-actuation lever to move and remain in the actuating position such that the tool is actuated each time the workpiece-contacting element contacts a workpiece and moves to the activated position causing the actuation lever to contact the actuating pin and initiate an actuation of the tool.Type: GrantFiled: July 7, 2022Date of Patent: May 28, 2024Assignee: Illinois Tool Works Inc.Inventors: Stephen P. Moore, Murray Z. Weinger, Daniel J. Birk, Hanxin Zhao, Ricardo Segura, Ryan L Francis
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Patent number: 11992924Abstract: A setting tool for driving fastening elements into a substrate is provided, the setting tool comprising a holder, which is provided for holding a fastening element, a drive-in element, which is provided for transferring a fastening element held in the holder into the substrate along a setting axis, a drive, which is provided for driving the drive-in element toward the fastening element along the setting axis, wherein the drive comprises an electrical capacitor, which is arranged on the setting axis or around the setting axis.Type: GrantFiled: May 29, 2019Date of Patent: May 28, 2024Assignee: HILTI AKTIENGESELLSCHAFTInventors: Tilo Dittrich, Norbert Heeb
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Patent number: 11992925Abstract: A combustion powered fastener driving tool including a fuel cell receiving block shaped and sized to receive and engage a fuel cell adapter of a fuel cell, the fuel cell adapter shaped and sized to form a fluid tight seal with the fuel cell receiving block.Type: GrantFiled: November 16, 2022Date of Patent: May 28, 2024Assignee: Illinois Tool Works Inc.Inventors: Valery H. Vanstaan, Ninad C. Maniar
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Patent number: 11992926Abstract: A hand-held power tool includes an electric motor, a tool unit, and at least one operating unit. A motor switching unit is configured to sense a contact-pressure characteristic between the tool unit and the operating unit, and configured to switch the electric motor at least partially in dependence on the contact-pressure characteristic.Type: GrantFiled: May 21, 2021Date of Patent: May 28, 2024Assignee: Robert Bosch GmbHInventors: Matthias Tauber, Immanuel Werner, Hansjoerg Beutel, Andreas Strasser, Hardy Schmid
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Patent number: 11992927Abstract: A pneumatic chisel includes a housing having a double-acting pneumatic cylinder in which a piston including a chisel is movably arranged along a longitudinal axis. The cylinder has a work-side section and a return-side section. The return-side section includes a damping portion and a pressure-equalization opening. The work-side section includes an end-position damping member and a compressed air connection. A compressed air reservoir is connected to the return-side section of the cylinder. A chisel guide housing includes a sealing air chamber. The piston is constructed as one piece with the chisel.Type: GrantFiled: October 8, 2018Date of Patent: May 28, 2024Assignee: Wacker Chemie AGInventors: Peter Grübl, Martin Brixel
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Patent number: 11992928Abstract: The tool has a folded position and an unfolded position. It will generally include a head assembly and an articulated handle. The handle can also be used alone. The handle, or the tool with such handle, occupies only a very compact space once in a fully folded position. It may thus be easily carried and stored when not in use. It can be folded and unfolded with only a minimal manipulative effort and level of difficulty. The main constituent parts cannot become detached and this unitary design alleviates the risks of parts being misplaced or lost.Type: GrantFiled: October 1, 2020Date of Patent: May 28, 2024Inventor: Normand Savard
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Patent number: 11992929Abstract: A hollow rod developable actuator tool including a first link comprising an outer cylinder, a deployment ring including second link comprising a first portion pivotably connected to the first link at a first joint mounted in a first cavity in the wall of the outer cylinder and a third link comprising a second tool portion pivotably connected to the first portion at a second link, and a fourth link comprising an inner cylinder to which the second portion of the deployment ring is also pivotably connected at a third link mounted in a second cavity in the wall of the inner cylinder. When the inner cylinder of the fourth link is rotated in relation to the outer cylinder of the first link the actuator tool transitions from a first state where the deployment ring is stowed within the tool to a second state where the deployment ring is deployed externally.Type: GrantFiled: September 18, 2019Date of Patent: May 28, 2024Assignee: Brigham Young UniversityInventors: Jacob Sheffield, Kendall Hal Seymour, Lance Hyatt, Scott Cunnington, Spencer Magleby, Larry L. Howell, Robert Lang
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Patent number: 11992930Abstract: An information processing apparatus and an information processing method, and a robot apparatus that process information to be used for user identification and the like are provided. An information processing apparatus for performing processing related to a first device configured to autonomously behave to a user identified by an identification device, includes an acquisition unit configured to acquire a state of the identification device, and a decision unit configured to decide a behavior of the first device on the basis of the state. The decision unit decides a behavior of the first device for collecting voice data from a user whose voice data is insufficient, and decides a behavior of the first device for collecting face image data from a user whose face image data is insufficient, from the user.Type: GrantFiled: January 7, 2019Date of Patent: May 28, 2024Assignee: SONY CORPORATIONInventors: Hiroaki Ogawa, Noriko Totsuka
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Patent number: 11992931Abstract: The technology as disclosed herein includes a method and apparatus for deboning a meat item, and more particular for deboning a poultry item including performing an initial shoulder cut for removing boneless breast meat from the poultry carcass or frame. The method and apparatus disclosed and claimed herein is a combination of a robotic arm including an ultrasonic knife implement and a vision system for varying the cut path based on the shape and size of the poultry item. The combination as claimed including the ultrasonic knife can perform a meat cut while penetrating the meat with less force than the typical penetration that occurs when using a traditional knife.Type: GrantFiled: November 27, 2018Date of Patent: May 28, 2024Assignee: Tyson Foods, Inc.Inventors: Doug Foreman, Gilbert R. Mitchell, Levi H. Armstrong, Joshua D. Langsfeld, Jorge Luis Nicho, Tomas A. Blodgett, Shane Thomas Shelboum
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Patent number: 11992932Abstract: A robot controller for controlling a robot includes a reception unit configured to receive, by wireless communication, transmission data containing an operation command for the robot, a delay detection unit configured to detect a delay of the received transmission data from a scheduled arrival time, and a speed setting unit configured to set, when the delay is detected, a movement speed when the robot moves in accordance with the operation command to a 2nd speed which is less than a 1st speed set when the delay is not detected and which is greater than zero.Type: GrantFiled: May 7, 2020Date of Patent: May 28, 2024Assignee: Fanuc CorporationInventor: Makoto Someya