Patents by Inventor Tamotsu Suzuki

Tamotsu Suzuki 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: 20240140455
    Abstract: An information processing apparatus includes a receiver configured to receive a data set including a requested acceleration as information representing movement of a vehicle in a front-rear direction and any one of a steering angle, a yaw rate, and a rotation radius as information representing movement of the vehicle in a lateral direction from each of a plurality of applications, an arbitration unit configured to perform arbitration of information representing the movement of the vehicle in the front-rear direction and arbitration of information representing the movement of the vehicle in the lateral direction based on a plurality of the data sets received by the receiver, and a first output unit configured to output instruction information for driving an actuator based on an arbitration result of the arbitration unit.
    Type: Application
    Filed: January 5, 2024
    Publication date: May 2, 2024
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Ikuma SUZUKI, Wataru KANDA, Kaiji ITABASHI, Yoshihisa YAMADA, Kazuki MIYAKE, Tamotsu KONDOH
  • Publication number: 20240146144
    Abstract: A motor housing may include a cast body. The cast body may include a cylindrical portion. At least one machined surface may be disposed on at least one of (i) an inner peripheral surface of the cylindrical portion and (ii) an outer peripheral surface of the cylindrical portion. A back side of the at least one machined surface may be an exposed non-machined surface.
    Type: Application
    Filed: October 27, 2023
    Publication date: May 2, 2024
    Inventors: Akihiko Eguchi, Shota Nogiwa, Yuki Suzuki, Tamotsu Tanaka, Ryosuke Tonooka
  • Publication number: 20240146142
    Abstract: [Problem to be Solved] High positional accuracy of connection terminals should be achieved in a bus bar unit for a motor. [Solution] A method for manufacturing a busbar unit (10) according to the present invention includes a step of molding a power connection terminal member (14) integrally with a resin plate (12) by insert molding, and a step of attaching the busbar to the power connection terminal member (14) so as to connect electrically each other. The power connection terminal member (14) has a power connection terminal (14a) for connecting to the motor control board, and an attachment portion (14b) for attaching to a bus bar electrically connected to the coils of the stator. The power connection terminal (14a) and the attachment portion (14b) protrude from the resin plate (12) individually. The attachment portion (14b) of the power connection terminal member (14) is welded to the attachment portion of the busbar.
    Type: Application
    Filed: October 26, 2023
    Publication date: May 2, 2024
    Inventors: Akihiko Eguchi, Shota Nogiwa, Yuki Suzuki, Tamotsu Tanaka
  • Publication number: 20240085389
    Abstract: A physical property value estimation device that estimates a physical property value corresponding to a physical property required for a composite material is provided with a storage unit that stores a learned physical property regression formula corresponding to the physical property in order to calculate a physical property value corresponding to a physical property predetermined as an objective variable, by using compound data of a material that composes the composite material and feature data of the material as explanatory variables, and stores a feature amount value of the material required for calculating the feature data; a reception unit that receives compound data of the material that composes the composite material as an estimation target; and a physical property calculation unit that obtains the physical property regression formula corresponding to the physical property from the storage unit, and calculates the physical property value based on the obtained compound data by using the obtained physic
    Type: Application
    Filed: August 29, 2023
    Publication date: March 14, 2024
    Inventors: Daisuke SHANAI, Takahiro SUZUKI, Tamotsu KIBE, Takehiko TANI
  • Publication number: 20240088742
    Abstract: A cover member for a motor unit is disclosed. The cover member is interposed between a motor and a control substrate for controlling operation of the motor. The motor has a bus bar terminal electrically connected to a coil of a stator of the motor. The control substrate has a connection terminal that is fitted to the bus bar terminal and is made to electrically connect the control substrate to the stator. The cover member has a through hole, through which the bus bar terminal pierces, and an enclosing part for enclosing a fitting location for the bus bar terminal and the connection terminal, as seen in a piercing direction of the bus bar terminal.
    Type: Application
    Filed: September 11, 2023
    Publication date: March 14, 2024
    Inventors: Akihiko Eguchi, Shota Nogiwa, Yuki Suzuki, Tamotsu Tanaka, Ryosuke Tonooka
  • Publication number: 20240077466
    Abstract: A first synthesized characteristic value calculated based on a first blending ratio of constituent materials contained in a first composite material and on a first characteristic value corresponding to the constituent materials contained in the first composite material, as well as first blending information of the constituent materials contained in the first composite material are used as input parameters (explanatory variables) for an approximate function to estimate a value of physical quantity (objective variable) for the first composite material.
    Type: Application
    Filed: August 31, 2023
    Publication date: March 7, 2024
    Inventors: Daisuke SHANAI, Tomonori WATANABE, Takahiro SUZUKI, Tamotsu KIBE, Takehiko TANI
  • Publication number: 20230373168
    Abstract: A fiber placement device that includes a placement plane on which a reinforcing fiber tow is placed and stacked; a tow arranging mechanism which presses and places the reinforcing fiber tow against and on the placement plane; and a heating mechanism which is configured to heat the placement plane. In one placement cycle, the tow arranging mechanism presses a group of the reinforcing fiber tows against the placement plane heated in advance by the heating mechanism, moves by a predetermined length in a first axial direction to glue and fix the group of the reinforcing fiber tows onto the placement plane, and move the placement plane in a second axial direction which substantially intersects the first axial direction.
    Type: Application
    Filed: March 24, 2021
    Publication date: November 23, 2023
    Inventors: Ryota Nakao, Tamotsu Suzuki, Yasuhiro Sato
  • Publication number: 20230347383
    Abstract: Provided is a feather separation system for separating feathers from a product in which feathers are filled into a bag-shaped product of a covering. The feather separation system includes: a cutting part configured to cut the product into individual pieces so that at least a part of the bag-shaped product of the covering is open; a feather separation part configured to separate the individual pieces of the product into the feathers and the covering; and an airflow introduction part configured to introduce airflow to the feather separation part.
    Type: Application
    Filed: March 11, 2021
    Publication date: November 2, 2023
    Applicant: TORAY INDUSTRIES, INC.
    Inventors: Naoki OKA, Tamotsu SUZUKI
  • Patent number: 11566117
    Abstract: A method of producing a prepreg is described, in which a matrix resin is applied to a reinforcing fiber sheet in which the sheet can continuously run without clogging due to generated fuzz even at a high running speed and where the reinforcing fiber sheet can be efficiently impregnated with the matrix resin. A method of producing a prepreg includes allowing a reinforcing fiber sheet to pass substantially vertically downward through the inside of a coating section storing a matrix resin to apply the matrix resin to the reinforcing fiber sheet; and then applying a resin film to a primary impregnate prepreg withdrawn from the coating section.
    Type: Grant
    Filed: August 20, 2019
    Date of Patent: January 31, 2023
    Assignee: TORAY INDUSTRIES, INC.
    Inventors: Takashi Ochi, So Nishino, Junichi Aoki, Yoshikazu Kono, Tamotsu Suzuki, Takashi Ikushima
  • Patent number: 11566350
    Abstract: A reinforcing fiber mat manufacturing apparatus according to the present invention is a reinforcing fiber mat manufacturing apparatus that includes a hitting mechanism (40) that comes into contact with a reinforcing fiber bundle to split the reinforcing fiber bundle into a plurality of pieces, and, disperses the plurality of pieces. The hitting mechanism (40) includes a rotation shaft (41), a pair of rotation plates (42) attached to portions of the rotation shaft (41) apart from each other, and a plurality of hitting pieces (43) arranged to extend in parallel to the rotation shaft (41) between the pair of rotation plates (42). The reinforcing fiber mat manufacturing apparatus according to the present invention is a simple apparatus that reliably hits a reinforcing fiber bundle to split the fiber bundle into thin bundles, and disperses the thin bundles to a wide range without causing air turbulence to manufacture a reinforcing fiber mat having a uniform fiber basis weight.
    Type: Grant
    Filed: January 17, 2019
    Date of Patent: January 31, 2023
    Assignee: TORAY INDUSTRIES, INC.
    Inventors: Yoshihiro Kawahara, Takashi Ikushima, Yasumoto Noguchi, Tamotsu Suzuki
  • Patent number: 11491685
    Abstract: A method is described for producing a prepreg formed by applying a matrix resin to a reinforcing fiber sheet, wherein the method can effect continuous running without clogging due to generated fuzz even at a high running speed and effect efficient impregnation of the reinforcing fiber sheet with a matrix resin. A method of producing a prepreg includes allowing a reinforcing fiber sheet to pass substantially vertically downward through the inside of a coating section storing a matrix resin to obtain a matrix resin-impregnated reinforcing fiber sheet in which the matrix resin is applied to the reinforcing fiber sheet and at least heating the matrix resin-impregnated reinforcing fiber sheet, wherein the coating section includes a liquid pool and a narrowed section which are in communication with each other, wherein the liquid pool has a portion whose cross-sectional area decreases continuously along a running direction of the reinforcing fiber sheet.
    Type: Grant
    Filed: August 20, 2019
    Date of Patent: November 8, 2022
    Assignee: Toray Industries, Inc.
    Inventors: Takashi Ochi, Yoshikazu Kono, So Nishino, Junichi Aoki, Kiyoshi Minoura, Tamotsu Suzuki
  • Patent number: 11492731
    Abstract: A method of producing a partially separated fiber bundle wherein, while a fiber bundle includes a plurality of single fibers travels along a lengthwise direction of the fiber bundle, a separator provided with a plurality of projected parts is penetrated into the fiber bundle to create a separation-processed part, and entangled parts, where the single fibers are interlaced, are formed at contact parts with the projected parts in at least one separation-processed part, thereafter the separator is removed from the fiber bundle, and after passing through an entanglement accumulation part including the entangled parts, the separator is penetrated again into the fiber bundle, characterized in that a separation processing time t1 during being penetrated with the separator and a time t2 from being removed with the separator to being penetrated again into the fiber bundle satisfy Equation (1): 0.03?t2/(t1+t2)?0.5.
    Type: Grant
    Filed: December 22, 2020
    Date of Patent: November 8, 2022
    Assignee: Toray Industries, Inc.
    Inventors: Tetsuya Motohashi, Takafumi Hashimoto, Katsuhiro Miyoshi, Yoshihiro Kawahara, Tamotsu Suzuki, Chiasa Sato
  • Publication number: 20220176652
    Abstract: A fiber placement device includes an accumulation portion that stores and discharges a reinforcing fiber bundle including: a movable roller guided by a guide mechanism able to be moved in a constant movable range; a cylinder; a piston arranged within the cylinder; a coupling member coupling the movable roller and the piston; and an adjustment portion adjusting a force applied to the piston within the cylinder by discharging fluid from a space with the cylinder sealed on a side opposite the coupling member with respect to the piston within the cylinder or supplying the fluid into the space, the fluid is discharged from the space within the cylinder to apply a force to the piston to move the piston, a force is also applied to the movable roller through the coupling member to move the movable roller and thus a tension is applied to the reinforcing fiber bundle.
    Type: Application
    Filed: March 26, 2020
    Publication date: June 9, 2022
    Inventors: Yasuhiro Sato, Tamotsu Suzuki, Kentaro Nagasaki
  • Patent number: 11224993
    Abstract: The present invention relates to a method of producing a coating liquid impregnated sheet-like reinforcing fiber bundle formed by applying a coating liquid to a sheet-like reinforcing fiber bundle that is unidirectionally arranged continuous reinforcing fibers long in one direction. The present invention provides a production method and a coating device of a coating liquid impregnated sheet-like reinforcing fiber bundle, wherein the method and device can effect continuous running without clogging of generated fuzz even at a high running speed and effect efficient impregnation of a coating liquid into the sheet-like reinforcing fiber bundle.
    Type: Grant
    Filed: February 22, 2018
    Date of Patent: January 18, 2022
    Assignee: Toray Industries, Inc.
    Inventors: Takashi Ochi, So Nishino, Tamotsu Suzuki, Junichi Aoki
  • Publication number: 20220009197
    Abstract: The present invention aims to provide a sheet-shaped reinforcing fiber substrate having shear deformability to conform to a three dimensional shape and restraining the generation of waste pieces to realize a large improve in the yield of reinforcing fibers and a reduction in production cost, and also provide a production method therefor.
    Type: Application
    Filed: November 29, 2019
    Publication date: January 13, 2022
    Applicant: TORAY INDUSTRIES, INC.
    Inventors: Yasuhiro SATO, Tamotsu SUZUKI, Ryota NAKAO
  • Patent number: 11192280
    Abstract: The present invention is a method of producing a coating liquid-impregnated reinforcing fiber fabric 1b, including allowing a reinforcing fiber fabric 1a to pass substantially vertically downward through the inside of a coating section 20 storing a coating liquid 2 to provide the reinforcing fiber fabric 1a with the coating liquid 2; wherein the coating section 20 includes a liquid pool and a narrowed section which are in communication with each other; wherein the liquid pool has a portion whose cross-sectional area decreases continuously along a running direction of the reinforcing fiber fabric 1a, wherein the narrowed section has a slit-like cross-section and has a smaller cross-sectional area than the top side of the liquid pool, and wherein the vertical height of the portion whose cross-sectional area decreases continuously in the liquid pool is 10 mm or more.
    Type: Grant
    Filed: May 23, 2019
    Date of Patent: December 7, 2021
    Assignee: TORAY INDUSTRIES, INC.
    Inventors: Takashi Ochi, So Nishino, Tamotsu Suzuki, Junichi Aoki
  • Publication number: 20210291405
    Abstract: A method is described for producing a prepreg formed by applying a matrix resin to a reinforcing fiber sheet, wherein the method can effect continuous running without clogging due to generated fuzz even at a high running speed and effect efficient impregnation of the reinforcing fiber sheet with a matrix resin. A method of producing a prepreg includes allowing a reinforcing fiber sheet to pass substantially vertically downward through the inside of a coating section storing a matrix resin to obtain a matrix resin-impregnated reinforcing fiber sheet in which the matrix resin is applied to the reinforcing fiber sheet and at least heating the matrix resin-impregnated reinforcing fiber sheet, wherein the coating section includes a liquid pool and a narrowed section which are in communication with each other, wherein the liquid pool has a portion whose cross-sectional area decreases continuously along a running direction of the reinforcing fiber sheet.
    Type: Application
    Filed: August 20, 2019
    Publication date: September 23, 2021
    Applicant: Toray Industries, Inc.
    Inventors: Takashi Ochi, Yoshikazu Kono, So Nishino, Junichi Aoki, Kiyoshi Minoura, Tamotsu Suzuki
  • Publication number: 20210292496
    Abstract: A method of producing a prepreg is described, in which a matrix resin is applied to a reinforcing fiber sheet in which the sheet can continuously run without clogging due to generated fuzz even at a high running speed and where the reinforcing fiber sheet can be efficiently impregnated with the matrix resin. A method of producing a prepreg includes allowing a reinforcing fiber sheet to pass substantially vertically downward through the inside of a coating section storing a matrix resin to apply the matrix resin to the reinforcing fiber sheet; and then applying a resin film to a primary impregnate prepreg withdrawn from the coating section.
    Type: Application
    Filed: August 20, 2019
    Publication date: September 23, 2021
    Applicant: Toray Industries, Inc.
    Inventors: Takashi Ochi, So Nishino, Junichi Aoki, Yoshikazu Kono, Tamotsu Suzuki, Takashi Ikushima
  • Patent number: 11110622
    Abstract: A device for manufacturing a chopped fiber bundle includes a cutter roll provided with one or more disk blades on a circumference of a roll core having a center axis coinciding with a rotation axis of the roll core and a nip roll provided in parallel with the rotation axis of the roll core, to feed a reinforcing fiber yarn to be continuously cut between the nip roll and the cutter roll, further including a rotary drive mechanism that rotates the cutter roll and at least one of: a reciprocating drive mechanism that reciprocates the cutter roll along the rotation axis of the roll core; and a traverse guide that traverses the reinforcing fiber yarn along the rotation axis of the roll core.
    Type: Grant
    Filed: June 10, 2016
    Date of Patent: September 7, 2021
    Assignee: Toray Industries, Inc.
    Inventors: Yasumoto Noguchi, Tamotsu Suzuki
  • Patent number: 11097448
    Abstract: A fiber-reinforced resin molding material containing at least bundled aggregates [A] of discontinuous reinforcing fibers and a matrix resin [M], wherein each of the bundled aggregates [A] is obtained by cutting a partially-separated fiber bundle, prepared by forming separation treatment sections separated into a plurality of bundles and non-separation treatment sections alternately along a lengthwise direction of a fiber bundle including a plurality of single fibers, at an angle ? (0°<?<90°) with respect to the lengthwise direction of the fiber bundle.
    Type: Grant
    Filed: February 23, 2017
    Date of Patent: August 24, 2021
    Assignee: Toray Industries, Inc.
    Inventors: Tetsuya Motohashi, Takafumi Hashimoto, Katsuhiro Miyoshi, Tamotsu Suzuki, Yasumoto Noguchi