Patents by Inventor Tsutomu Sakurai
Tsutomu Sakurai 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: 20240075899Abstract: To prevent outward gas leakage between the airbag cushion and inflator during expansion and deployment with a simple configuration. The present invention provides an airbag device including: an airbag cushion having at least two panels; an inflator that discharges gas inside the airbag cushion; a first piece extending from an edge of a first panel of the two panels that is folded in the middle into the airbag cushion; a second piece provided on a portion near the edge of a second panel facing the first piece inside the airbag cushion and sewn to the folded part of the folded first piece; and an insertion passage for the inflator formed from sewing the folded part and the second piece, and extending from inside the airbag cushion to outside.Type: ApplicationFiled: January 19, 2022Publication date: March 7, 2024Inventors: Yuto KOBAYASHI, Tsutomu SAKURAI
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Patent number: 11878649Abstract: An improved modularization of an airbag cushion covered with a cover member and a method for manufacturing the same are disclosed. A first press is performed on the first portion of the cover member in a state where the folded airbag cushion 30 is not covered with the cover member. The first portion has at least a portion that includes a position corresponding to an inflator within the folded airbag cushion. Next, the folded airbag cushion is covered with the cover member, and in the covered state, a second press is applied to at least a part of the second portion of the cover member excluding the first portion.Type: GrantFiled: January 27, 2021Date of Patent: January 23, 2024Inventors: Yuto Kobayashi, Tsutomu Sakurai, Hideho Fukuda
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Patent number: 11865988Abstract: PROBLEM: To provide a side airbag device that can be stored compactly. RESOLUTION MEANS The present invention is an airbag device to be stowed in a vehicle seat, comprising: an airbag cushion that restrains an occupant by expanding and deploying; an inflator arranged on the inner side of the seat frame which supplies expansion gas to the airbag cushion; and a cover member made of a ductile material that melts and shrinks under heat and pressure to retain the airbag cushion. The airbag cushion includes a rear chamber section where the inflator is stowed, and a front chamber section that extends forward from the rear chamber section that is arranged outside of the seat frame when stowed. The cover member is then configured to heat and pressurize the region corresponding to the front chamber section of the airbag cushion, thereby pressurizing and retaining the relevant section of the airbag cushion.Type: GrantFiled: October 18, 2022Date of Patent: January 9, 2024Assignee: Autoliv Development ABInventors: Yuto Kobayashi, Tsutomu Sakurai, Tomofumi Tochigi
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Publication number: 20230390924Abstract: In a system (1) including a robot (25), a transportation device (35) moving with the robot (25) mounted thereon, and a controller, an operating pose of the robot (25) and an operation position of the transportation device (35) in a three-dimensional space formed by first, second, and third axes orthogonal to one another are set by a teaching operation. The transportation device (35) is moved to a predetermined operation position and this operation position is stored as a provisional operation position, and the robot (25) is brought into a predetermined operating pose and this operating pose is stored as a provisional operating pose. Subsequently, an acting part (29) of the robot (25) is moved along the first axis and the second axis to confirm whether movable amounts of the acting part (29) exceed positioning error amounts in the same directions of the transportation device (35).Type: ApplicationFiled: October 26, 2021Publication date: December 7, 2023Applicant: DMG MORI CO., LTD.Inventors: Yuta OBA, Tsutomu SAKURAI, Hideki NAGASUE, Hideaki TANAKA
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Side airbag device, vehicle seat provided with same, and method for manufacturing side airbag device
Patent number: 11833990Abstract: This invention relates to a side airbag device stored inside a vehicle seat and fixed to a side frame. The device includes an airbag that expands and deploys to restrict an occupant; an inflator that supplies expansion gas to the airbag; and a bracket connected to the side frame that holds the airbag and the inflator. The airbag includes a prepush chamber having an inflator stored therein and mainly deploys inside of the side frame; and a main chamber connected to the prepush chamber and mainly deploys forward of the side frame. The bracket includes a first surface oriented in the forward direction of the vehicle; and a second surface oriented to the inside of the seat in the width direction of the vehicle. When the airbag is stored by being folded and/or rolled, at least the main chamber is disposed on the first surface of the bracket.Type: GrantFiled: October 18, 2019Date of Patent: December 5, 2023Assignee: Autoliv Development ABInventors: Yuto Kobayashi, Hiroyuki Shima, Tsutomu Sakurai -
Publication number: 20230347845Abstract: A vehicle airbag device and a method for manufacturing the same, in which stud bolts for securing the device to the vehicle body can be inserted avoiding the sewn sections, and in which unbalanced stresses are not generated in the panel parts during expansion and deployment. The device having a pair of panel parts, a pair of expansion parts integrally provided on the pair of panel parts, the expansion part of the first panel part overlapping the second panel part, and the expansion part of the second panel part overlapping the first panel part, forming an overlapping section by joining each expansion part to each panel part at a sewn section, and joining the overlapping section with a pair of panel part outer edges, the outer sewn section forming a hollow bag body, and providing inflator insertion holes and bolt insertion holes provided through the overlapping section.Type: ApplicationFiled: May 17, 2021Publication date: November 2, 2023Inventors: Yuto KOBAYASHI, Tsutomu SAKURAI
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Patent number: 11766983Abstract: An airbag cushion including a cushion rear portion on the inner side of a frame side plate part, a cushion folded portion folded to the outer side of the frame side plate part, and a cushion front portion on the outer side of the frame side plate part. A cover enveloping portion of a cover member has a first end portion engaged with the cushion rear portion and a second end portion that covers a front surface of the cushion folded portion to the cushion front portion and is engaged with a back surface of the cushion folded portion. A cover extension portion connected to the cover enveloping portion by a joint portion and is engaged with the frame side plate part. The cover enveloping portion or the cover extension portion is provided with a weak portion (breakable).Type: GrantFiled: October 1, 2020Date of Patent: September 26, 2023Assignee: Autoliv Development ABInventors: Yuto Kobayashi, Tsutomu Sakurai
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Patent number: 11752966Abstract: The present invention is a side airbag device housed in the side support part of a vehicle seat and includes an airbag for restraining an occupant and an inflator. The airbag includes a first bag housing the inflator which is capable of inflating and deploying, and a second bag capable of inflating and deploying on the side of the first bag. The second bag is configured to be deployed by inflation gas flowing in from the first bag. At the upper edge of the second bag, an inclined part is formed that is inclined to be lower at the front thereof than at the rear thereof when viewed from the vehicle width direction. The front portion of the inclined part is configured to be located lower than the center line extending in the longitudinal direction of the upper arm of the occupant seated in a vehicle seat.Type: GrantFiled: December 23, 2019Date of Patent: September 12, 2023Assignee: Autoliv Development ABInventors: Yuto Kobayashi, Tsutomu Sakurai
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Publication number: 20230192022Abstract: PROBLEM To provide an airbag device capable of efficiently retaining an airbag cushion in stowed form. RESOLUTION MEANS An airbag device 100 is provided with a bag-shaped airbag cushion 112 in a prescribed rolled or folded stowed form, and a cover member 114 for covering an outer periphery of the airbag cushion 112 in stowed form formed of a ductile fabric material containing a plurality of polymer fibers. The cover member 114 has a hard portion 124 in a state in which at least a portion of the plurality of polymer fibers are melted together, and a soft portion 126 that bends more readily than the hard portion 124 in which the percentage of the plurality of polymer fibers that are melted is at least lower than that of the hard portion 124. The airbag device 100 is characterized by a state in which the cover member 114 is bent along the soft portion 126, covering at least a portion of the outer periphery of the airbag cushion 112 in stowed form.Type: ApplicationFiled: January 12, 2021Publication date: June 22, 2023Inventors: Yuto KOBAYASHI, Tsutomu SAKURAI, Hiroyuki SHIMA
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Publication number: 20230182673Abstract: PROBLEM: To provide a side airbag device that can be stored compactly. RESOLUTION MEANS The present invention is an airbag device to be stowed in a vehicle seat, comprising: an airbag cushion that restrains an occupant by expanding and deploying; an inflator arranged on the inner side of the seat frame which supplies expansion gas to the airbag cushion; and a cover member made of a ductile material that melts and shrinks under heat and pressure to retain the airbag cushion. The airbag cushion includes a rear chamber section where the inflator is stowed, and a front chamber section that extends forward from the rear chamber section that is arranged outside of the seat frame when stowed. The cover member is then configured to heat and pressurize the region corresponding to the front chamber section of the airbag cushion, thereby pressurizing and retaining the relevant section of the airbag cushion.Type: ApplicationFiled: October 18, 2022Publication date: June 15, 2023Inventors: Yuto Kobayashi, Tsutomu Sakurai, Tomofumi Tochigi
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Publication number: 20230130463Abstract: An improved modularization of an airbag cushion covered with a cover member and a method for manufacturing the same are disclosed. A first press is performed on the first portion of the cover member in a state where the folded airbag cushion is not covered with the cover member. The first portion has at least a portion that includes a position corresponding to an inflator within the folded airbag cushion. Next, the folded airbag cushion is covered with the cover member, and in the covered state, a second press is applied to at least a part of the second portion of the cover member excluding the first portion.Type: ApplicationFiled: January 27, 2021Publication date: April 27, 2023Inventors: Yuto KOBAYASHI, Tsutomu SAKURAI, Hideho FUKUDA
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Publication number: 20230127703Abstract: Coronavirus infection can be treated by administering a pharmaceutical composition comprising 6-fluoro-3-hydroxy-2-pyrazinecarboxamide or a salt thereof as an active ingredient to coronavirus infection patient with non-serious pneumonia.Type: ApplicationFiled: March 26, 2021Publication date: April 27, 2023Applicant: FUJIFILM Toyama Chemical Co., Ltd.Inventor: Tsutomu SAKURAI
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Patent number: 11549375Abstract: The present invention is an airbag device mounted on one side of a vehicle seat in which both ends of a seat-shaped cushion that are opposed in horizontal and longitudinal directions during expansion and deployment are respectively bent a plurality of times and formed into molded parts R1, R2, and is provided with a first holding member 43 that holds the first molded part R1 on one end of either of the ends at least until the start of expansion and deployment and a second holding member 44 that holds the second molded part R2 on the other end at least until the start of expansion and deployment.Type: GrantFiled: October 16, 2020Date of Patent: January 10, 2023Assignee: Autoliv Development ABInventors: Yuto Kobayashi, Tsutomu Sakurai
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Publication number: 20220410332Abstract: A machine tool that visualizes the state of a ball screw in an easy-to-understand way includes a detector that detects at least one sensed value among vibrations, sound, and a current, heat, light, and power value applied to drive a ball screw during warming-up, a feature amount extractor that extracts a first feature amount and a second feature amount from the sensed value obtained by the detector, and a display that displays a point plotting the sensed value, and at least two boundaries laid out like contour lines to represent the possibility of generation of an anomaly in the ball screw, on a plane having a first axis defined by numerical values regarding the first feature amount and a second axis defined by numerical values regarding the second feature amount.Type: ApplicationFiled: November 4, 2020Publication date: December 29, 2022Applicant: DMG MORI CO., LTD.Inventors: Tsutomu SAKURAI, Shinnosuke KUNIKI, Ryosuke SHIROSHITA
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Publication number: 20220402455Abstract: An airbag cushion including a cushion rear portion on the inner side of a frame side plate part, a cushion folded portion folded to the outer side of the frame side plate part, and a cushion front portion on the outer side of the frame side plate part. A cover enveloping portion of a cover member has a first end portion engaged with the cushion rear portion and a second end portion that covers a front surface of the cushion folded portion to the cushion front portion and is engaged with a back surface of the cushion folded portion. A cover extension portion connected to the cover enveloping portion by a joint portion and is engaged with the frame side plate part. The cover enveloping portion or the cover extension portion is provided with a weak portion (breakable).Type: ApplicationFiled: October 1, 2020Publication date: December 22, 2022Inventors: Yuto KOBAYASHI, Tsutomu SAKURAI
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Publication number: 20220331970Abstract: A system includes a machine tool 10, a robot 25 having a camera 31, and a transfer device 35 having the robot 25 mounted thereon, and an identification figure is arranged in a machining area of the machine tool 10.Type: ApplicationFiled: September 10, 2020Publication date: October 20, 2022Applicants: DMG MORI CO., LTD., Skylla TechnologiesInventors: Yuta OBA, Tsutomu SAKURAI, Hideki NAGASUE, Masaaki NAKAGAWA, Kota WEAVER, Anand PARWAL
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Publication number: 20220266787Abstract: [PROBLEM] To provide an airbag device that can reliably expand and deploy. [MEANS FOR SOLVING THE PROBLEM] The present invention is an airbag device mounted on one side of a vehicle seat in which both ends of a seat-shaped cushion that are opposed in horizontal and longitudinal directions during expansion and deployment are respectively bent a plurality of times and formed into molded parts R1, R2, and is provided with a first holding member 43 that holds the first molded part R1 on one end of either of the ends at least until the start of expansion and deployment and a second holding member 44 that holds the second molded part R2 on the other end at least until the start of expansion and deployment.Type: ApplicationFiled: October 16, 2020Publication date: August 25, 2022Inventors: Yuto Kobayashi, Tsutomu Sakurai
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Patent number: 11364871Abstract: A far side side airbag device provided on the side part in the center in the width direction of a backrest portion of either of separated seats arranged in the width direction of a vehicle, which restrains the movement of an occupant. A cushion and an inflator expands and deploys the cushion. The cushion has a first portion and a second portion that expand and deploy onto the front surface of each of the adjacent separated seats when a signal is received to restrain the occupant and capture the side part of the occupant, and a center portion provided in between the first portion and the second portion. A protruding part is formed on the center portion in order to capture the head of the occupant.Type: GrantFiled: December 14, 2020Date of Patent: June 21, 2022Assignee: Autoliv Development ABInventors: Yuto Kobayashi, Tsutomu Sakurai
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Patent number: 11358555Abstract: An airbag which is a constituent of a side airbag device installed in the vehicle seat according to the present invention is provided with a main chamber which deploys toward the front of a side support portion of the seat, and a sub-chamber which accommodates an inflator and which deploys at a position inward of the main chamber in the width direction of the vehicle. The main chamber is divided, by means of a baffle panel, into a main front chamber at the front, and a main rear chamber at the rear. The sub-chamber is linked to the main rear chamber at a side in the width direction of the vehicle. When the airbag is deployed, the baffle panel extends along a front edge of the sub-chamber, as viewed from the width direction of the vehicle.Type: GrantFiled: September 16, 2019Date of Patent: June 14, 2022Assignee: Autoliv Development ABInventors: Tsutomu Sakurai, Yuto Kobayashi
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Publication number: 20220134577Abstract: A system includes a machine tool 10, a robot 25 having a camera 31, and a transportation device 35 having the robot 25 mounted thereon, and an identification figure is arranged in a machining area of the machine tool 10.Type: ApplicationFiled: October 30, 2020Publication date: May 5, 2022Applicants: DMG MORI CO., LTD., Skylla TechnologiesInventors: Yuta OBA, Tsutomu SAKURAI, Hideki NAGASUE, Masaaki NAKAGAWA, Hideaki TANAKA, Kota WEAVER, Anand PARWAL