Patents by Inventor Motohiro Sato

Motohiro Sato has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20240383153
    Abstract: A compliance unit includes: a base plate extending along an XY plane; a table unit disposed movably with respect to the base plate along the XY plane; a compliance mechanism interposed between the base plate and the table unit so as to be movable in an X direction and a Y direction with respect to the base plate and the table unit; and an original position return mechanism configured to return the table unit and the compliance mechanism to an original position with respect to the base plate by pressing the table unit and the compliance mechanism from the outside toward the inside of the base plate.
    Type: Application
    Filed: May 7, 2024
    Publication date: November 21, 2024
    Applicant: SMC CORPORATION
    Inventor: Motohiro SATO
  • Publication number: 20240371585
    Abstract: A vacuum circuit breaker includes: a vacuum valve accommodated in a tank having a cylindrical shape; a movable-side shield installed on a movable side of the vacuum valve; a movable-side main contact point having a tubular shape to cover the vacuum valve and the movable-side shield from radially outside; a contact point driver that moves the movable-side vacuum contact point and the movable-side main contact point in conjunction with each other; and an insulating rod that transmits a force to the contact point driver. The contact point driver includes: a low gas pressure section lever connected to a contact via a contact pressure applier that applies a contact pressure to the contact; a rotary seal shaft fixed to the low gas pressure section lever; and a high gas pressure section lever fixed to a portion of the rotary seal shaft exposed to the high gas pressure section.
    Type: Application
    Filed: November 11, 2021
    Publication date: November 7, 2024
    Applicant: Mitsubishi Electric Corporation
    Inventors: Motohiro SATO, Yasunori NAKAMURA
  • Publication number: 20240339818
    Abstract: A tank-type circuit breaker includes a cylindrical grounded tank in which an insulating gas is sealed, a vacuum valve insulated and supported in the grounded tank and including a movable-side contact and a fixed-side contact, a movable conductor electrically connected to the movable-side contact, a fixed conductor electrically connected to the fixed-side contact, a movable-side external conductor and a fixed-side external conductor disposed in a pair of bushings extending above the grounded tank, a movable-side frame electrically connecting the lower end of the movable-side external conductor to the movable conductor, and a fixed-side frame electrically connecting the lower end of the fixed-side external conductor to the fixed conductor.
    Type: Application
    Filed: September 28, 2021
    Publication date: October 10, 2024
    Applicant: Mitsubishi Electric Corporation
    Inventors: Motohiro SATO, Yasunori NAKAMURA
  • Publication number: 20240283228
    Abstract: An arc extinguishing chamber includes: a vacuum interrupter including a bellows; a contact case having a tubular shape and made of a conductive material; a contact fixed to an end of a movable lead, disposed inside a tube of the contact case, and electrically connecting the contact case and the movable lead to each other; a seal rod that is connected to the movable lead and moves the movable lead; and a movable-side support having a cylinder shape with a bottom surface in which a hole through which the seal rod passes is formed. An air pressure inside a closed space surrounded and sealed by the bellows, the contact case, and the movable-side support is atmospheric pressure in an open state, and is less than atmospheric pressure in a closed state.
    Type: Application
    Filed: November 8, 2021
    Publication date: August 22, 2024
    Applicant: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Gembu KITANO, Motohiro SATO
  • Patent number: 12068122
    Abstract: A vacuum valve includes: a vacuum vessel; a cylinder; a partition wall separating an inside of the vacuum vessel from an inside of the cylinder; a movable conductor penetrating the partition wall being movable in an axial direction; a fixed contact fixed inside the vacuum vessel; a moving contact integrated with the movable conductor and being capable of separating from the fixed contact and coming into contact with the fixed contact in association with movement of the movable conductor; a lid that covers an end of the cylinder, the end being on a side opposite to the partition wall; a connecting rod penetrating the lid and coupled to the movable conductor via an insulating rod as an insulator; and a holder that holds the connecting rod while preventing movement of the connecting rod toward the fixed contact in a state where the moving contact is separated from the fixed contact.
    Type: Grant
    Filed: February 25, 2020
    Date of Patent: August 20, 2024
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Motohiro Sato, Taiki Donen
  • Publication number: 20240261874
    Abstract: A finger includes a pair of overhanging portions that project out laterally from a main body portion. Outer peripheral surfaces of the overhanging portions are made up from five surfaces including upper surfaces, side surfaces, lower surfaces, first end surfaces, and second end surfaces. Crowning is applied to the intersections between these surfaces.
    Type: Application
    Filed: April 16, 2024
    Publication date: August 8, 2024
    Applicant: SMC CORPORATION
    Inventor: Motohiro SATO
  • Publication number: 20240234057
    Abstract: A vacuum circuit breaker includes: a plurality of vacuum valves each of which includes: a cylindrical vacuum container; a fixed electrode fixed inside the vacuum container; a movable conductor that protrudes from the inside of the vacuum container to the outside of the vacuum container and is movable in a direction of a center axis of the vacuum container; and a movable electrode that moves together with the movable conductor inside the vacuum container to be capable of being separated from the fixed electrode and coming into contact with the fixed electrode, the plurality of vacuum valves being connected in series with each other; and a cylindrical tank that accommodates the plurality of vacuum valves. The plurality of vacuum valves include at least two vacuum valves adjacent to each other in a direction intersecting a center axis of the tank.
    Type: Application
    Filed: July 21, 2021
    Publication date: July 11, 2024
    Applicant: Mitsubishi Electric Corporation
    Inventor: Motohiro SATO
  • Patent number: 11955300
    Abstract: A vacuum circuit breaker serving as a switch includes a pair of electrodes that serve as a stationary electrode and a movable electrode, a handler including a movable shaft and a housing that operate as a first mover in withdrawing the movable electrode from the stationary electrode and closing the movable electrode toward the stationary electrode, a movable shaft that is connected as a second mover to the movable electrode, a coil spring that is connected as an elastic between the first mover and the second mover to press the movable electrode against the stationary electrode, and a shock absorber that attenuates as an attenuator contraction of the elastic when the movable electrode is withdrawn from the stationary electrode.
    Type: Grant
    Filed: July 31, 2019
    Date of Patent: April 9, 2024
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Motohiro Sato, Kazuki Sugino, Yuji Yoshitomo
  • Publication number: 20240102206
    Abstract: The present disclosure relates to a flame-retardant fabric that includes a modacrylic fiber and a cellulose fiber. The cellulose fiber is one or more selected from a regenerated cellulose fiber and a natural cellulose fiber. The flame-retardant fabric contains the modacrylic fiber in an amount of 65 to 90 wt % and the cellulose fiber in an amount of 10 to 35 wt % with respect to the overall weight of the fabric. The modacrylic fiber contains a magnesium compound inside the fiber. The flame-retardant fabric contains the magnesium compound in an amount of 2.5 to 4.5 wt %. Afterflame time and afterglow time of the flame-retardant fabric measured using a flammability test based on ISO 15025: 2000 are 2 seconds or less and 2 seconds or less, respectively.
    Type: Application
    Filed: November 22, 2023
    Publication date: March 28, 2024
    Applicant: KANEKA CORPORATION
    Inventors: Motohiro Sato, Akira Ozaki, Wataru Mio
  • Patent number: 11931847
    Abstract: A magnet chuck has a piston assembly including a tube shaped permanent magnet and a core yoke able to move on the interior of a cylinder tube. The permanent magnet is provided on the outer periphery of the core yoke, is magnetized in the radial direction, and a magnetic sensor is attached to the side surface of the cylinder tube.
    Type: Grant
    Filed: March 27, 2019
    Date of Patent: March 19, 2024
    Assignee: SMC CORPORATION
    Inventors: Hisashi Yajima, Motohiro Sato, Tsuyoshi Sasaki, Koji Hara, Kouichirou Kanda
  • Patent number: 11926042
    Abstract: A retainer that holds a plurality of first balls is arranged between a slide body constituting a slide portion and a base plate constituting a table portion, the plurality of first balls are arranged around an axis of the slide portion that coincides with the Z-axis, and a single second ball is arranged on the axis of the slide portion between a ball receiving plate constituting the slide portion and a ball receiving plate constituting the table portion.
    Type: Grant
    Filed: March 28, 2023
    Date of Patent: March 12, 2024
    Assignee: SMC CORPORATION
    Inventor: Motohiro Sato
  • Publication number: 20230386770
    Abstract: A switch includes: a plurality of electrode portions each including a fixed electrode and a movable electrode, the movable electrode being capable of moving with respect to the fixed electrode; an operating device including a first movable portion for collectively performing tripping operation for the plurality of electrode portions, the movable electrodes being separated from the fixed electrodes in the tripping operation; a second movable portion integrated with the respective movable electrodes of the plurality of electrode portions; a first elastic part that applies pressure for bringing the movable electrodes into contact with the fixed electrodes, the first elastic part being disposed between the first movable portion and the second movable portion; and a damping mechanism that damps contraction of the first elastic part during the tripping operation.
    Type: Application
    Filed: October 6, 2020
    Publication date: November 30, 2023
    Applicant: Mitsubishi Electric Corporation
    Inventor: Motohiro SATO
  • Publication number: 20230311344
    Abstract: A retainer that holds a plurality of first balls is arranged between a slide body constituting a slide portion and a base plate constituting a table portion, the plurality of first balls are arranged around an axis of the slide portion that coincides with the Z-axis, and a single second ball is arranged on the axis of the slide portion between a ball receiving plate constituting the slide portion and a ball receiving plate constituting the table portion.
    Type: Application
    Filed: March 28, 2023
    Publication date: October 5, 2023
    Applicant: SMC CORPORATION
    Inventor: Motohiro SATO
  • Patent number: 11772215
    Abstract: A magnetic chuck has a piston assembly that contains a cylindrical permanent magnet and a core yoke. The piston assembly is movable inside a cylinder tube. The permanent magnet is provided on the outer periphery of the core yoke and is magnetized in the radial direction.
    Type: Grant
    Filed: March 27, 2019
    Date of Patent: October 3, 2023
    Assignee: SMC CORPORATION
    Inventors: Hisashi Yajima, Motohiro Sato, Tsuyoshi Sasaki, Koji Hara, Kouichirou Kanda
  • Publication number: 20230284992
    Abstract: An X-ray diagnosis apparatus according to the present embodiment comprises: an imager configured to image by irradiating X-ray to a subject to acquire a captured image by X-ray imaging and a fluoroscopic image by fluoroscope imaging; and processing circuitry configured to acquire imaging related information obtained within a certain period of time before or after the X-ray imaging, and store in a memory the fluoroscopic image captured at least one of before or after the X-ray imaging based on the imaging related information.
    Type: Application
    Filed: March 10, 2023
    Publication date: September 14, 2023
    Applicant: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Yusuke OKUMURA, Haruki IWAI, Motohiro SATO
  • Publication number: 20230248324
    Abstract: An X-ray diagnostic apparatus according to an embodiment includes a couchtop, an irradiation unit, a support member, a first opening, and an X-ray detector. The couchtop is a component on which a subject is placed. The irradiation unit outputs X-rays from above the subject. The support member supports both ends of the couchtop in the lateral direction from below and forms a gap between the support member and the couchtop in a center part corresponding to an area excluding both ends. The first opening is formed at either one or both of the ends of the couchtop in the longitudinal direction and is accessible to the gap. The X-ray detector is provided in the gap through the first opening and detects the X-rays.
    Type: Application
    Filed: February 1, 2023
    Publication date: August 10, 2023
    Applicant: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Toshikatsu OOHASHI, Suzuna SAITO, Motohiro SATO, Yoshinori SHIMIZU, Yusuke OKUMURA, Naoko KURATOMI, Yoshinori SAITO
  • Patent number: 11679513
    Abstract: A slide portion of a first adapter is fitted into a slot of a second adapter, and a ball is disposed between a cam member supported by the slide portion and an opening edge portion constituting the slot. The ball can advance toward or retreat from an engagement groove of the opening edge portion by movement of the cam member. By operating a release button connected integrally with the cam member and also sliding the first adapter and the second adapter relative to each other, the ball retreats, and the first adapter and the second adapter are separated from each other.
    Type: Grant
    Filed: April 12, 2022
    Date of Patent: June 20, 2023
    Assignee: SMC CORPORATION
    Inventor: Motohiro Sato
  • Patent number: 11623314
    Abstract: A magnetic chuck includes a cylinder tube including a workpiece attraction surface to which a workpiece is attracted, a piston assembly including a permanent magnet and being movable in an internal space of the cylinder tube, the piston assembly separating the internal space of the cylinder tube into a first pressure chamber and a second pressure chamber, a first supply/discharge port formed in the cylinder tube and communicating with the first pressure chamber, a second supply/discharge port formed in the cylinder tube and communicating with the second pressure chamber, and a communication passage configured to allow the first pressure chamber and the second pressure chamber to communicate with each other.
    Type: Grant
    Filed: August 19, 2021
    Date of Patent: April 11, 2023
    Assignee: SMC Corporation
    Inventor: Motohiro Sato
  • Publication number: 20220415594
    Abstract: A vacuum valve includes: a vacuum vessel; a cylinder; a partition wall separating an inside of the vacuum vessel from an inside of the cylinder; a movable conductor penetrating the partition wall being movable in an axial direction; a fixed contact fixed inside the vacuum vessel; a moving contact integrated with the movable conductor and being capable of separating from the fixed contact and coming into contact with the fixed contact in association with movement of the movable conductor; a lid that covers an end of the cylinder, the end being on a side opposite to the partition wall; a connecting rod penetrating the lid and coupled to the movable conductor via an insulating rod as an insulator; and a holder that holds the connecting rod while preventing movement of the connecting rod toward the fixed contact in a state where the moving contact is separated from the fixed contact.
    Type: Application
    Filed: February 25, 2020
    Publication date: December 29, 2022
    Applicant: Mitsubishi Electric Corporation
    Inventors: Motohiro SATO, Taiki DONEN
  • Patent number: D1054847
    Type: Grant
    Filed: August 5, 2022
    Date of Patent: December 24, 2024
    Assignee: SONY INTERACTIVE ENTERTAINMENT INC.
    Inventors: Atsunori Hamamoto, Takanori Noda, Motohiro Sato, Taihei Oomori