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).
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Publication number: 20240383153Abstract: 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: ApplicationFiled: May 7, 2024Publication date: November 21, 2024Applicant: SMC CORPORATIONInventor: Motohiro SATO
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Publication number: 20240371585Abstract: 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: ApplicationFiled: November 11, 2021Publication date: November 7, 2024Applicant: Mitsubishi Electric CorporationInventors: Motohiro SATO, Yasunori NAKAMURA
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Publication number: 20240339818Abstract: 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: ApplicationFiled: September 28, 2021Publication date: October 10, 2024Applicant: Mitsubishi Electric CorporationInventors: Motohiro SATO, Yasunori NAKAMURA
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Publication number: 20240283228Abstract: 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: ApplicationFiled: November 8, 2021Publication date: August 22, 2024Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Gembu KITANO, Motohiro SATO
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Patent number: 12068122Abstract: 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: GrantFiled: February 25, 2020Date of Patent: August 20, 2024Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Motohiro Sato, Taiki Donen
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Publication number: 20240261874Abstract: 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: ApplicationFiled: April 16, 2024Publication date: August 8, 2024Applicant: SMC CORPORATIONInventor: Motohiro SATO
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Publication number: 20240234057Abstract: 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: ApplicationFiled: July 21, 2021Publication date: July 11, 2024Applicant: Mitsubishi Electric CorporationInventor: Motohiro SATO
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Patent number: 11955300Abstract: 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: GrantFiled: July 31, 2019Date of Patent: April 9, 2024Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Motohiro Sato, Kazuki Sugino, Yuji Yoshitomo
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Publication number: 20240102206Abstract: 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: ApplicationFiled: November 22, 2023Publication date: March 28, 2024Applicant: KANEKA CORPORATIONInventors: Motohiro Sato, Akira Ozaki, Wataru Mio
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Patent number: 11931847Abstract: 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: GrantFiled: March 27, 2019Date of Patent: March 19, 2024Assignee: SMC CORPORATIONInventors: Hisashi Yajima, Motohiro Sato, Tsuyoshi Sasaki, Koji Hara, Kouichirou Kanda
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Patent number: 11926042Abstract: 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: GrantFiled: March 28, 2023Date of Patent: March 12, 2024Assignee: SMC CORPORATIONInventor: Motohiro Sato
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Publication number: 20230386770Abstract: 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: ApplicationFiled: October 6, 2020Publication date: November 30, 2023Applicant: Mitsubishi Electric CorporationInventor: Motohiro SATO
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Publication number: 20230311344Abstract: 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: ApplicationFiled: March 28, 2023Publication date: October 5, 2023Applicant: SMC CORPORATIONInventor: Motohiro SATO
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Patent number: 11772215Abstract: 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: GrantFiled: March 27, 2019Date of Patent: October 3, 2023Assignee: SMC CORPORATIONInventors: Hisashi Yajima, Motohiro Sato, Tsuyoshi Sasaki, Koji Hara, Kouichirou Kanda
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Publication number: 20230284992Abstract: 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: ApplicationFiled: March 10, 2023Publication date: September 14, 2023Applicant: CANON MEDICAL SYSTEMS CORPORATIONInventors: Yusuke OKUMURA, Haruki IWAI, Motohiro SATO
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Publication number: 20230248324Abstract: 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: ApplicationFiled: February 1, 2023Publication date: August 10, 2023Applicant: CANON MEDICAL SYSTEMS CORPORATIONInventors: Toshikatsu OOHASHI, Suzuna SAITO, Motohiro SATO, Yoshinori SHIMIZU, Yusuke OKUMURA, Naoko KURATOMI, Yoshinori SAITO
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Patent number: 11679513Abstract: 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: GrantFiled: April 12, 2022Date of Patent: June 20, 2023Assignee: SMC CORPORATIONInventor: Motohiro Sato
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Patent number: 11623314Abstract: 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: GrantFiled: August 19, 2021Date of Patent: April 11, 2023Assignee: SMC CorporationInventor: Motohiro Sato
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Publication number: 20220415594Abstract: 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: ApplicationFiled: February 25, 2020Publication date: December 29, 2022Applicant: Mitsubishi Electric CorporationInventors: Motohiro SATO, Taiki DONEN
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Patent number: D1054847Type: GrantFiled: August 5, 2022Date of Patent: December 24, 2024Assignee: SONY INTERACTIVE ENTERTAINMENT INC.Inventors: Atsunori Hamamoto, Takanori Noda, Motohiro Sato, Taihei Oomori