Patents Examined by Erin B Saad
  • Patent number: 11911841
    Abstract: A double-acting friction stir spot welding apparatus according to the present disclosure includes a pin member (11) formed in a cylindrical shape, a shoulder member (12) formed in a hollow cylindrical shape and into which the pin member (11) is inserted, a rotary drive (57) that rotates the pin member (11) and the shoulder member (12) on an axis (Xr) coaxial with the pin member (11), and a linear drive (53) that reciprocates each of the pin member (11) and the shoulder member (12) along the axis (Xr). Oil solution (70) is disposed at at least one circumferential surface among an outer circumferential surface (11c) of the pin member (11), an inner circumferential surface (12b) of the shoulder member (12), an outer circumferential surface (12c) of the shoulder member (12), and an inner circumferential surface (13b) of a clamp member (13).
    Type: Grant
    Filed: September 15, 2020
    Date of Patent: February 27, 2024
    Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Masahiro Miyake, Syuhei Yoshikawa, Yusuke Yoshida
  • Patent number: 11911840
    Abstract: Disclosed are a continuous rolling device and method with interfacial temperature-force controllability for a seamless metal cladding pipe. The device comprises a multi-roller skew rolling mill set, an interfacial temperature-force controlled rolling mill set and a sizing and finishing mill set sequentially distributed along a rolling axis; and the interfacial temperature-force controlled rolling mill set comprises an interface temperature control module and an interface pressure control module sequentially distributed along the rolling axis, the interface pressure control module comprises two racks and a plurality of controlled rolling rollers circumferentially and evenly distributed along the rolling axis, two ends of the controlled rolling roller are respectively mounted on the two racks through corresponding screwdown apparatuses, and the interface pressure control module realizes passive driving through a spiral pushing force or a traction force.
    Type: Grant
    Filed: September 12, 2023
    Date of Patent: February 27, 2024
    Assignee: TAIYUAN UNIVERSITY OF TECHNOLOGY
    Inventors: Tao Wang, Ce Ji, Xingcheng Wang, Wenbin Feng, Hui Niu, Zhongkai Ren, Wenwen Liu, Qingxue Huang
  • Patent number: 11908827
    Abstract: A wire bonding apparatus connecting a lead of a mounted member with an electrode of a semiconductor die through a wire comprises a capillary through which the wire is inserted, a shape acquisition part which acquires the shape of the lead to which the wire is connected, a calculating part which calculates an extending direction of a wire tail extending from the end of the capillary based on the shape of a lead to which the wire is connected next, and a cutting part which moves the capillary in the extending direction and cuts the wire to form the wire tail after the lead is connected with the electrode through the wire. Thus, in the wire bonding using wedge bonding, joining part tails (183a, 283a, 383a) formed in continuation to a first bonding point can be prevented from coming into contact with each other.
    Type: Grant
    Filed: March 4, 2020
    Date of Patent: February 20, 2024
    Assignee: SHINKAWA LTD.
    Inventors: Naoki Sekine, Yasuo Nagashima
  • Patent number: 11901329
    Abstract: A wire bonding method for connecting a wire to two different surfaces by bonding with a single wire bonding step. The wire bonding method includes: bonding one end of a wire fed from a distal end of a capillary to a first bonding surface; moving the capillary in the Z direction; moving the capillary the X and/or Y direction; moving the capillary in the X, Y, and/or Z direction, a plurality of times; moving the capillary to a highest position; and bonding another end of the wire to the second bonding surface. The wire bonding method includes, at any timing, rotating the first bonding surface about a rotation axis to move the second bonding surface to a position capable of bonding. An angle formed by the first bonding surface and the second bonding surface on a side where the wire is stretched is 200° or more.
    Type: Grant
    Filed: June 17, 2019
    Date of Patent: February 13, 2024
    Assignee: KAIJO CORPORATION
    Inventors: Mami Kushima, Tamanari Yasuda
  • Patent number: 11897048
    Abstract: A friction stir welding apparatus includes a welding tool that includes a shoulder and a probe supported by the shoulder, is inserted into a plurality of welding target members, and moves while rotating to weld the plurality of welding target members, a spindle motor that is coupled to the welding tool to rotate the welding tool in a predetermined direction, a welding head that supports the spindle motor, and an apparatus body that supports the welding head, applies a drive signal to the spindle motor, and moves the welding tool along a welding line while rotating the welding tool.
    Type: Grant
    Filed: October 20, 2021
    Date of Patent: February 13, 2024
    Assignee: Hitachi Power Solutions Co., Ltd.
    Inventors: Koichi Ishiguro, Shun Shinohara, Kohei Funahara, Shouzou Miyabe, Iwao Nakajima
  • Patent number: 11897051
    Abstract: A method for bonding components is disclosed. The method may comprise positioning an interlayer between a metallic component and a metal-plated non-metallic component at a bond region, heating the bond region to a bonding temperature to produce a liquid at the bond region, and maintaining the bond region at the bonding temperature until the liquid has solidified to form a bond between the metallic component and the metal-plated non-metallic component at the bond region. A method for providing a part having a customized coating is also disclosed. The method may comprise applying a metallic coating on a surface of a metallic substrate, and bonding the metallic coating to the metallic substrate by a transient liquid phase bonding process to provide the part having the customized coating.
    Type: Grant
    Filed: February 25, 2021
    Date of Patent: February 13, 2024
    Assignee: RTX CORPORATION
    Inventor: Grant O. Cook, III
  • Patent number: 11897050
    Abstract: A method for joining dissimilar metals according to the embodiment is a method for butt-joining, using frictional heat, a first member having a plate shape and containing first metal and a second member having a plate shape and containing second metal having a melting point higher than that of the first metal. The method for joining dissimilar metals includes: overlapping an end portion of the second member on an end portion of the first member; and pressurizing the second member toward the first member by bringing a rotating joining tool having a protruding portion at a tip end into contact with an overlapping portion of the second member with the first member. When the second member is pressurized toward the first member, the tip end of the rotating joining tool is not in contact with the first member.
    Type: Grant
    Filed: October 21, 2022
    Date of Patent: February 13, 2024
    Assignee: Kabushiki Kaisha Toshiba
    Inventor: Taizo Tomioka
  • Patent number: 11897047
    Abstract: The present invention concerns an ultrasonic welding installation comprising an ultrasonic vibration unit having a sonotrode and a converter, wherein the sonotrode and the converter are arranged in mutually adjacent relationship along a longitudinal axis and the ultrasonic vibration unit can be caused to resonate with an ultrasonic vibration in the direction of the longitudinal axis with a wavelength ?, wherein there can be provided an amplitude transformer arranged between the sonotrode and the converter, wherein there is provided a holder for holding the ultrasonic vibration unit.
    Type: Grant
    Filed: December 12, 2019
    Date of Patent: February 13, 2024
    Assignee: HERRMANN ULTRASCHALLTECHNIK GMBH & CO. KG
    Inventors: Raffaele Mancini, Johannes Pohl, Ulrich Vogler, Stefan Zendler
  • Patent number: 11897049
    Abstract: The invention provides a retractable friction stir welding spindle, aims at the deficiencies and defects of the existing friction stir welding spindle technology, that is, when the welding is finished, the stirring needle leaves a keyhole at the end of the weld seam, which affects the forming performance of the workpiece, the overall structure design of the spindle is complicated with many transmission chains and low reliability which is difficult to realize modularization. The retractable friction stir welding spindle includes an electric spindle system and a retracting mechanism. The electric spindle system includes stirring shaft shoulder, hilt, front end cover, hollow spindle, motorized spindle shell, motor rotor, motor stator, tail end cover, etc. The retracting mechanism includes stirring needle, connecting ball head and electric cylinder. The invention has the advantages of simple structure and can be mainly divided into two modules to improve reliability and integrity.
    Type: Grant
    Filed: April 10, 2023
    Date of Patent: February 13, 2024
    Assignee: BEIJING UNIVERSITY OF TECHNOLOGY
    Inventors: Shujun Chen, Bo Cheng, Xinhong Xie, Zirui Cao
  • Patent number: 11890810
    Abstract: The invention relates to a device and a method for producing three-dimensional shaped parts by means of a layer construction method on a construction field in a construction space of a device, wherein materials are supplied to and discharged from the construction space. A supplying and discharging of all materials is carried out in a spatial direction of the device.
    Type: Grant
    Filed: September 13, 2016
    Date of Patent: February 6, 2024
    Assignee: VOXELJET AG
    Inventors: Ingo Ederer, Daniel Günther
  • Patent number: 11883901
    Abstract: The invention relates to a device and method for increasing the speed and increasing the stability of the welding pin in friction stir welding with the following device features: a) a tool drive (1) has a retaining flange (2) for a cone-shaped tool cover (3) with a union nut (4); b) an annular retaining ring (12) surrounds a pin shank (6) with a tool shoe (7) secured to the diameter of the retaining ring (12), wherein the tool shoe (7) has a smoothing and compressing surface (11) in the region of the pin tip (10) for smoothing the weld seam, wherein the pin shank has the width of the tool shoe (7); c) the pin tip (10) has an annular friction surface (9) which surrounds a screw conveyor (8) for the output of material transport from the pin tip (10), which has a thread running in the opposite direction to the thread of the pin tip (10).
    Type: Grant
    Filed: September 11, 2020
    Date of Patent: January 30, 2024
    Assignee: GRENZEBACH MASCHINENBAU GMBH
    Inventor: Markus Weigl
  • Patent number: 11883902
    Abstract: The present application relates to a friction stir welding tool insert comprising a polycrystalline cubic boron nitride, PCBN, composite material with a textured surface layer. The textured surface layer comprises a pre-defined repeating pattern.
    Type: Grant
    Filed: December 19, 2020
    Date of Patent: January 30, 2024
    Inventors: Teresa Rodriguez Suarez, Geoffrey Alan Scarsbrook, Maria Louise Cann, Josquin Pfaff
  • Patent number: 11884597
    Abstract: Methods for forming a unitary ceramic component are provided. The method may include: positioning a braze reactant layer in a contact area between a first densified ceramic component and a second densified ceramic component; positioning a pack material around at least a portion of the first densified ceramic component or the second densified ceramic component; positioning at least one infiltrate source in fluid communication with the braze reactant layer; and thereafter, heating the at least one infiltrate source, the pack material, the first densified ceramic component, and the second densified ceramic component to a braze temperature that is at or above a melting point of at least one phase of the infiltrate composition such that at least one phase of infiltrate composition melts and flows into the braze reactant layer and reacts with a ceramic precursor compound therein to form a ceramic material.
    Type: Grant
    Filed: June 28, 2022
    Date of Patent: January 30, 2024
    Assignee: General Electric Company
    Inventors: Jerome Geoffrey Magnant, Jared Hogg Weaver, Daniel Gene Dunn
  • Patent number: 11878363
    Abstract: It is an object of the present invention to provide a roll-bonded laminate controlled in warping and a method for producing the same. The method produces the roll-bonded laminate having a two-layer structure of a first metal layer and a second metal layer, by roll-bonding a first metal plate and a second metal plate, wherein the surface hardness Hv of the first metal plate is lower than the surface hardness Hv of the second metal plate; and the method comprises roll-bonding so as to satisfy the following expression (1): 0<(?L1/?L2)/T?38??(1) wherein ?L1 (mm) represents an elongation amount of the first metal layer with respect to the first metal plate; ?L2 (mm) represents an elongation amount of the second metal layer with respect to the second metal plate; and T (mm) represents the total thickness of the roll-bonded laminate.
    Type: Grant
    Filed: April 1, 2019
    Date of Patent: January 23, 2024
    Assignee: Toyo Kohan Co., Ltd.
    Inventors: Takafumi Hatakeda, Yusuke Hashimoto, Teppei Kurokawa
  • Patent number: 11878364
    Abstract: A method for detecting a surface welding quality of friction stir welding includes: acquiring a continuous surface depth image of a welding seam; intercepting a surface depth image segment of the welding seam with a proper step size, and dividing the intercepted surface depth image segments of the welding seam into a front reference region, a thinned region and a rear reference region; judging whether flatness of the front reference region is less than a threshold, and if yes, taking a height of the front reference region at this point as a latest reference height; if no, judging whether the flatness of the rear reference region is less than the threshold, and if yes, taking a height of the rear reference region at this point as the latest reference height; if no, taking the reference height of previous depth image segment as the latest reference height; and calculating a difference.
    Type: Grant
    Filed: October 26, 2022
    Date of Patent: January 23, 2024
    Assignee: SOOCHOW UNIVERSITY
    Inventors: Liguo Chen, Yusheng Xu, Wenxia Zhang, Yongyong Lin, Yangjun Wang, Huade Zhang, Liwei Xue, Guoshun Yang, Lining Sun
  • Patent number: 11878361
    Abstract: An ultrasonic joining horn disclosed herein can generate ultrasonic vibration in a predetermined vibration direction and includes a base portion, a stand portion that rises from an upper surface of the base portion, and a pressure contact portion formed of a plurality of protrusions that protrude from an upper surface of the stand portion. Each of the protrusions is formed into a pyramid shape or a truncated pyramid shape, the protrusions are arrayed, and when viewed from top, at least a portion of a peripheral edge of a portion in which the protrusions are arrayed has a zigzag shape. The zigzag portion is formed along at least one of the vibration direction and a perpendicular direction to the vibration direction. The upper surface of the base portion has an exposed surface on which the stand portion is not formed.
    Type: Grant
    Filed: July 28, 2022
    Date of Patent: January 23, 2024
    Assignee: Prime Planet Energy & Solutions, Inc.
    Inventors: Takahiro Sakurai, Kosuke Suzuki, Kota Ohata
  • Patent number: 11872648
    Abstract: An ultrasonic welding device includes a sonotrode, an anvil, a touching element, a lateral slide, a first stop element, a drive device, and a receiving chamber in which joining partners are to be received. The receiving chamber is defined on a first side by a surface of the sonotrode and on a second side opposing the first side by a surface of the anvil. The receiving chamber is further defined on a third side by a surface of the touching element and on a fourth side opposing the third side by a surface of the lateral slide. The first stop element is displaceable between a pulled-in position and a pulled-out position. The first stop element in the pulled-in position defines the receiving chamber on a fifth side extending transverse to the first to fourth sides and in the pulled-out position leaves the receiving chamber open on the fifth side.
    Type: Grant
    Filed: November 5, 2019
    Date of Patent: January 16, 2024
    Assignee: SCHUNK SONOSYSTEMS GMBH
    Inventors: Enno Thoms, Stefan Müller, Rainer Wagenbach, Waldemar Werner, Daniel Günther, Dariusz Kosecki, Stephan Becker, Eugen Koch
  • Patent number: 11872649
    Abstract: A system for laying pipe includes a conveyor configured to receive one or more pipes, and one or more friction stir welding (FSW) machines configured to connect the one or more pipes to a pipeline deployed toward a sea floor.
    Type: Grant
    Filed: April 4, 2022
    Date of Patent: January 16, 2024
    Assignee: FRANK'S INTERNATIONAL, LLC
    Inventors: Nigel Lakey, Brennan Domec, Jeremy R. Angelle, Matthew Weber
  • Patent number: 11865809
    Abstract: Disclosed herein is a method of forming a multi-layered metallic part. The method comprises stacking at least two metallic layers, each made of a metallic material having a ductility, to form a multi-layered metallic assembly. The method also comprises interposing a diffusion-bond preventing element directly between adjacent ones of the at least two metallic layers of the multi-layered metallic assembly. The method further comprises diffusion bonding the at least two metallic layers to each other at locations other than a location contiguous with the diffusion-bond preventing element to produce a multi-layered metallic part having a non-bonded region between the at least two metallic layers at the location of the diffusion-bond preventing element.
    Type: Grant
    Filed: August 22, 2019
    Date of Patent: January 9, 2024
    Assignee: The Boeing Company
    Inventors: Marc R. Matsen, Mark A. Negley, Landon K. Henson, John R. Hull
  • Patent number: 11865634
    Abstract: A processing method of a workpiece includes an integration step of heating and compression bonding a thermocompression bonding sheet to an annular frame that has an opening to receive the workpiece therein and to the workpiece received in the opening, whereby the annular frame and the workpiece are integrated via the thermocompression bonding sheet, and a processing step of processing the workpiece integrated with the annular frame via the thermocompression bonding sheet. In the integration step, the thermocompression bonding sheet is pressed against the annular frame that has been heated by a heat table with a heat source included therein, by a heat roller with a heat source included therein while being heated by the heat roller, whereby the thermocompression bonding sheet is fixed to the annular frame.
    Type: Grant
    Filed: July 12, 2022
    Date of Patent: January 9, 2024
    Assignee: DISCO CORPORATION
    Inventor: Yoshinori Kakinuma