Patents Assigned to Sumitomo Heavy Industries, Ltd.
  • Patent number: 11913193
    Abstract: A shovel includes a lower traveling body; an upper turning body pivotably attached to the lower traveling body; an attachment attached to the upper turning body; and a processor that stores in a memory, or transmits to an external device, log information including information on the shovel and information on a peripheral environment of the shovel upon detecting that a degree of stability on a motion of the shovel becomes less than a predetermined reference level, or upon detecting an indication that the degree of stability on the motion of the shovel becomes lower than the predetermined reference level.
    Type: Grant
    Filed: September 11, 2020
    Date of Patent: February 27, 2024
    Assignee: SUMITOMO HEAVY INDUSTRIES, LTD.
    Inventor: Tetsuji Ono
  • Publication number: 20240060689
    Abstract: A cryocooler includes: an expander capable of executing initial cooling for cooling from an initial temperature to a cryogenic temperature and a steady operation of maintaining the cryogenic temperature subsequent to the initial cooling; a high pressure line which is connected to the expander and through which a working gas taken into the expander flows; a low pressure line which is connected to the expander and through which a working gas exhausted from the expander flows; a pressure sensor that measures a pressure of the high pressure line; a buffer volume for storing the working gas; a supply valve that connects the buffer volume to the low pressure line; and a controller that controls the supply valve during the initial cooling based on the pressure of the high pressure line measured by the pressure sensor to keep the pressure of the high pressure line within a preset pressure range.
    Type: Application
    Filed: October 30, 2023
    Publication date: February 22, 2024
    Applicant: SUMITOMO HEAVY INDUSTRIES, LTD.
    Inventor: Takayuki YOKODO
  • Patent number: 11890919
    Abstract: A door beam structure for a vehicle side door includes a door beam having a hollow cross section, wherein the door beam includes: an outside portion forming a hollow flange of the door beam arranged to face a door skin, and an inside portion forming a hollow door beam body of the door beam.
    Type: Grant
    Filed: March 28, 2022
    Date of Patent: February 6, 2024
    Assignees: HONDA MOTOR CO., LTD., SUMITOMO HEAVY INDUSTRIES, LTD.
    Inventors: Takayuki Soma, Eiji Hirano, Yu Iemura, Hiroyuki Kumeno, Kozaburo Sakamaki, Masanori Fukuda
  • Patent number: 11885321
    Abstract: A cryopump includes a cryopanel disposed in a cryopump housing and including a non-combustible adsorbent, a heater heating the non-combustible adsorbent and the cryopanel, a purge valve connecting the cryopump housing to a purge gas source, a rough valve connecting the cryopump housing to a rough pump, a sensor that generates a measurement signal indicating a temperature of the non-combustible adsorbent or an internal pressure of the cryopump housing, and a controller that controls at least one of the heater, the purge valve, and the rough valve based on the measurement signal so as to execute either a sublimation regeneration sequence for sublimating water from the non-combustible adsorbent by exposing the non-combustible adsorbent to a vacuum atmosphere or a dehydration sequence for dehydrating the non-combustible adsorbent by exposing the non-combustible adsorbent to a dry atmosphere at room temperature or a temperature higher than the room temperature.
    Type: Grant
    Filed: April 27, 2022
    Date of Patent: January 30, 2024
    Assignee: SUMITOMO HEAVY INDUSTRIES, LTD.
    Inventors: Takahiro Yatsu, Toshiyuki Kimura
  • Patent number: 11878412
    Abstract: A robot joint structure includes a first robot member, a second robot member, and a speed reducer incorporated in a joint portion that connects the first robot member and the second robot member to each other. The speed reducer includes an external gear, an internal gear that meshes with the external gear, and a fixing member that is provided so as to be non-rotatable relative to the internal gear and is fixed to the first robot member. The fixing member is fixed to the first robot member by bringing an inner peripheral surface of the first robot member and an outer peripheral surface of the fixing member into pressure contact with each other by fastening using a first fastening member. At least a part of an axial range of the first fastening member does not overlap internal teeth of the internal gear when viewed in a radial direction.
    Type: Grant
    Filed: January 4, 2023
    Date of Patent: January 23, 2024
    Assignee: SUMITOMO HEAVY INDUSTRIES, LTD.
    Inventors: Akira Yamamoto, Masahiro Watanabe, Mitsuhiro Tamura
  • Patent number: 11877670
    Abstract: Wearable systems to partially support the weight of a human user engaged in task performance in a crouched position at or near ground level are presented herein. In one aspect, the wearable systems employ passive mechanisms and the configuration of the support mechanisms is changed by movements of the body of the human user while transitioning from a standing position to a crouched position, and vice-versa. In a further aspect, each passive lower body support assembly includes an auxiliary body support structure to enhance the support of the human user in a crouched position. In another further aspect, each auxiliary body support structure is deployed in coordination with the movement of the seat support structure that supports the human user. In some embodiments, one or more body support structures are constructed from an elastic material that conforms to the ground surface when loaded by the weight of the human user.
    Type: Grant
    Filed: July 24, 2020
    Date of Patent: January 23, 2024
    Assignees: Empower Robotics Corporation, Sumitomo Heavy Industries, Ltd.
    Inventors: Kosuke Takeuchi, Kazumasa Shudo, Juyoung Kim, Sheng Liu, Haruhiko Harry Asada
  • Publication number: 20240011564
    Abstract: A wheel drive device that drives a wheel includes an output member, and a wheel member that is connected to the output member, in which the output member and the wheel member include a spigot fitting portion in which an outer peripheral spigot surface and an inner peripheral spigot surface are spigot-fitted, an anti-fretting agent is applied to the spigot fitting portion, and a seal member that prevents leakage of the anti-fretting agent is disposed between the output member and the wheel member.
    Type: Application
    Filed: June 22, 2023
    Publication date: January 11, 2024
    Applicant: SUMITOMO HEAVY INDUSTRIES, LTD.
    Inventors: Terumasa NAGASAKI, Takuya HIROSE, Franz RAUH
  • Patent number: 11852126
    Abstract: A cryopump system includes a plurality of cryopumps, each cryopump including a rough valve connecting the cryopump to a common rough pump and a pressure sensor measuring a pressure in the cryopump, and a controller that controls, for each cryopump, the rough valve based on a measured pressure from the pressure sensor such that the cryopump is decompressed to a first reference pressure by the common rough pump and thereafter a vacuum is maintained in the cryopump, and the cryopump is further decompressed to a second reference pressure lower than the first reference pressure by the common rough pump. The controller is configured to, based on the measured pressure from the pressure sensor of a first cryopump, open the rough valve of a second cryopump such that the second cryopump is decompressed to the first reference pressure while the vacuum is maintained in the first cryopump.
    Type: Grant
    Filed: March 25, 2021
    Date of Patent: December 26, 2023
    Assignee: SUMITOMO HEAVY INDUSTRIES, LTD.
    Inventors: Shuhei Gotanda, Kakeru Takahashi
  • Patent number: 11846458
    Abstract: A cryocooler includes a compressor, an expander that includes a motor and is driven by the motor, an inverter that controls an operation frequency of the motor, a high pressure line that connects the compressor to the expander such that a working gas is supplied from the compressor to the expander, a low pressure line that connects the compressor to the expander such that a working gas is collected from the expander to the compressor, a pressure measurement unit that is configured to measure pressures of the high pressure line and the low pressure line or to measure a differential pressure between the high pressure line and the low pressure line, and a controller that compares the differential pressure to a target pressure and controls the inverter such that the operation frequency of the motor is increased when the differential pressure exceeds the target pressure.
    Type: Grant
    Filed: September 27, 2021
    Date of Patent: December 19, 2023
    Assignee: SUMITOMO HEAVY INDUSTRIES, LTD.
    Inventor: Changheng Liu
  • Patent number: 11845205
    Abstract: Provided is a method for producing a gear including an intermediate product forming process of solidifying a fluid material to form a gear intermediate product, and a tooth forming process of cutting the gear intermediate product to form teeth.
    Type: Grant
    Filed: May 17, 2021
    Date of Patent: December 19, 2023
    Assignee: SUMITOMO HEAVY INDUSTRIES, LTD.
    Inventors: Mitsuhiro Tamura, Akira Yamamoto
  • Patent number: 11845121
    Abstract: A metal pipe forming method includes: disposing a metal pipe material having a hollow shape between a pair of dies; and forming a metal pipe including a pipe portion and a flange portion by expanding the metal pipe material by supplying a fluid and bringing the metal pipe material into contact with the pair of dies. In the forming of the metal pipe, a gap which is positioned between a pair of inner surfaces of the flange portion and communicates with an internal space of the pipe portion is formed, and the flange portion is provided with a through-hole connected to the gap.
    Type: Grant
    Filed: July 22, 2021
    Date of Patent: December 19, 2023
    Assignee: SUMITOMO HEAVY INDUSTRIES, LTD.
    Inventors: Masayuki Saika, Masayuki Ishizuka, Norieda Ueno, Kimihiro Nogiwa, Akihiro Ide
  • Patent number: 11826808
    Abstract: A compressive torsion forming device for processing a processing material using a first die and a second die facing each other includes a sliding portion that includes a first hydraulic chamber, and slides in accordance with a change in internal pressure of the first hydraulic chamber so as to move the first die in a direction of an axis; a rotating table provided with the second die and rotatable about the axis; a table support portion provided opposite to the second die with the rotating table interposed therebetween in the direction of the axis; and a rotational bearing that rotatably supports the rotating table with respect to the table support portion, and receives a force acting on the rotating table in a direction from the second die toward the rotating table.
    Type: Grant
    Filed: October 22, 2020
    Date of Patent: November 28, 2023
    Assignee: SUMITOMO HEAVY INDUSTRIES, LTD.
    Inventors: Kei Yamauchi, Shinya Ishigai
  • Patent number: 11828521
    Abstract: A cryopump includes: a cryocooler which includes a high-temperature cooling stage and a low-temperature cooling stage; a radiation shield which surrounds the low-temperature cooling stage, extends in an axial direction, and is thermally coupled to the high-temperature cooling stage; a plurality of adsorption cryopanels which are disposed between a cryopump intake port and the low-temperature cooling stage in the axial direction and are thermally coupled to the low-temperature cooling stage; and a condensation cryopanel which is disposed between the radiation shield and the plurality of adsorption cryopanels in a radial direction, is thermally coupled to the low-temperature cooling stage, and has a tubular shape extending in the axial direction and being open at both ends.
    Type: Grant
    Filed: September 2, 2020
    Date of Patent: November 28, 2023
    Assignee: SUMITOMO HEAVY INDUSTRIES, LTD.
    Inventor: Shuhei Gotanda
  • Patent number: 11821494
    Abstract: A friction transmission device has a friction transmission mechanism that transmits power by contact between a take-out member from which output rotation is taken out and a plurality of friction rolling elements. The take-out member has a contact surface inclined with respect to an axial direction. The device includes an output member that is used to transmit the output rotation to a driven device, and a coupling that connects the take-out member and the output member to each other. The coupling is configured to be more easily deformed than the take-out member and the output member with respect to an axial load, and has a function of absorbing deviation of an axial center between the take-out member and the output member and a function of converting a torque acting on the output member into an axial force to transmit the axial force to a take-out member side.
    Type: Grant
    Filed: October 28, 2022
    Date of Patent: November 21, 2023
    Assignee: SUMITOMO HEAVY INDUSTRIES, LTD.
    Inventor: Toshiya Nagumo
  • Patent number: 11821163
    Abstract: A shovel includes an attachment attached to an upper turning body and a processor configured to calculate a weight of a load carried in the attachment in accordance with a mode selected from a plurality of modes with respect to timing of detection.
    Type: Grant
    Filed: August 20, 2020
    Date of Patent: November 21, 2023
    Assignee: SUMITOMO HEAVY INDUSTRIES, LTD.
    Inventor: Yusuke Sano
  • Patent number: 11808504
    Abstract: A cryogenic device includes: a hermetic container; a cryocooler including a mounting portion mounted on the container, a connecting part extending from the mounting portion into the container in an axial direction of the cryocooler, and a cooling stage attached to the connecting part and disposed in the container; and a member to be cooled that is disposed in the container with a gap, which is configured to allow heat to be exchanged, between the cooling stage and the member. The cooling stage includes a cold fin extending in a direction perpendicular to the axial direction. A fin receiving groove recessed in the direction perpendicular to the axial direction is formed in the member to be cooled and extends in the axial direction, and the member to be cooled receives the cold fin in the fin receiving groove with the gap.
    Type: Grant
    Filed: November 19, 2021
    Date of Patent: November 7, 2023
    Assignee: SUMITOMO HEAVY INDUSTRIES, LTD.
    Inventor: Mingyao Xu
  • Patent number: 11788253
    Abstract: A shovel includes a lower traveling body, an upper turning body mounted on the lower traveling body, an attachment attached to the upper turning body, and a control device mounted on the upper turning body and configured to assist an excavating motion with the attachment. The control device is configured to derive a target excavation depth based on the hardness of an excavation target.
    Type: Grant
    Filed: September 19, 2019
    Date of Patent: October 17, 2023
    Assignee: SUMITOMO HEAVY INDUSTRIES, LTD.
    Inventors: Yusuke Sano, Chunnan Wu
  • Patent number: 11779987
    Abstract: A forming device includes a blow-forming die and a shielding member. The blow-forming die includes a first die that protrudes from a first die holder towards a second die holder and a second die that protrudes from the second die holder towards the first die holder. The shielding member is configured to extend from the first die holder to the second die holder before the blow-forming die commences forming a flange part of a pipe in a sub-cavity part. The sub-cavity part is between a main cavity part and the shielding member. The shielding member is separated from the first die and the second die.
    Type: Grant
    Filed: December 14, 2020
    Date of Patent: October 10, 2023
    Assignee: SUMITOMO HEAVY INDUSTRIES, LTD.
    Inventors: Masayuki Saika, Masayuki Ishizuka, Norieda Ueno
  • Patent number: 11783957
    Abstract: A liquid target device includes a liquid accommodation portion in which a target liquid is accommodated, a beam passage through which a charged particle beam emitted from a particle accelerator passes to reach the liquid accommodation portion, a target foil that separates the beam passage and the liquid accommodation portion from each other, and a vacuum foil that separates a vacuum region provided upstream of the beam passage and the beam passage from each other. The beam passage is provided with a first gas chamber into which a cooling gas is supplied at a position on the vacuum foil side and a second gas chamber into which a cooling gas is supplied at a position closer to the target foil side than the first gas chamber and the first gas chamber and the second gas chamber are separated from each other by an intermediate foil.
    Type: Grant
    Filed: March 19, 2020
    Date of Patent: October 10, 2023
    Assignee: SUMITOMO HEAVY INDUSTRIES, LTD.
    Inventors: Hiroyuki Uno, Shigeharu Ochi, Francisco Guerra Gomez
  • Patent number: 11772148
    Abstract: Provided is a forming system that expands a heated metal pipe material to form a metal pipe. The forming system includes a gas supply portion that supplies a gas to the heated metal pipe material to expand the metal pipe material, a nozzle that includes a feed port for supplying the gas, a discharge portion that discharges the gas after expanding the metal pipe material, and a cooling unit that cools the gas flowing through the discharge portion and is provided in the nozzle.
    Type: Grant
    Filed: August 2, 2021
    Date of Patent: October 3, 2023
    Assignee: SUMITOMO HEAVY INDUSTRIES, LTD.
    Inventor: Kei Yamauchi