Patents by Inventor Daisuke Tomomatsu

Daisuke Tomomatsu 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: 20200387852
    Abstract: A vehicle management apparatus includes: a vehicle information acquirer acquiring a position of a vehicle designated as a delivery destination of a package; a condition acquirer acquiring an instruction from a recipient of the package, or a reception condition including an action schedule of the recipient; and a determination section determining, based on the reception condition, whether the vehicle that has the package delivered is to be moved from the position acquired by the vehicle information acquirer.
    Type: Application
    Filed: May 27, 2020
    Publication date: December 10, 2020
    Inventors: Fujio Iida, Toshiaki Sumi, Tsunehisa Hata, Takanori Hashimoto, Daisuke Tomomatsu, Nao Sugimoto, Kazumi Ogawa
  • Patent number: 10767761
    Abstract: A control apparatus for a vehicle driving apparatus includes: a first-operating-state determining portion configured to determine whether the driving apparatus is in a first operating state, by determining (i) whether a first drive-force transmitting path is established to cause a drive force to be transmitted through a gear mechanism and (ii) whether there is a probability of generation of noises between an input shaft and an continuously-variable transmission; and a belt-clamping-force controlling portion configured to control a belt clamping force of the continuously-variable transmission, when it is determined that the driving apparatus is in the first operating state, to start execution of a belt-clamping-force increasing control for increasing the belt clamping force such that the belt clamping force is made larger when the driving apparatus is in the first operating state than when the driving apparatus is in an operating state that is different from the first operating state.
    Type: Grant
    Filed: July 23, 2019
    Date of Patent: September 8, 2020
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Daisuke Tomomatsu, Tomohiro Kondo, Kyohei Suzumura, Jun Hakamagi
  • Publication number: 20200040991
    Abstract: A control apparatus for a vehicle driving apparatus includes: a first-operating-state determining portion configured to determine whether the driving apparatus is in a first operating state, by determining (i) whether a first drive-force transmitting path is established to cause a drive force to be transmitted through a gear mechanism and (ii) whether there is a probability of generation of noises between an input shaft and an continuously-variable transmission; and a belt-clamping-force controlling portion configured to control a belt clamping force of the continuously-variable transmission, when it is determined that the driving apparatus is in the first operating state, to start execution of a belt-clamping-force increasing control for increasing the belt clamping force such that the belt clamping force is made larger when the driving apparatus is in the first operating state than when the driving apparatus is in an operating state that is different from the first operating state.
    Type: Application
    Filed: July 23, 2019
    Publication date: February 6, 2020
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Daisuke TOMOMATSU, Tomohiro KONDO, Kyohei SUZUMURA, Jun HAKAMAGI
  • Patent number: 10366809
    Abstract: An insulated wire having a thermosetting resin layer on the outer periphery of a conductor and a thermoplastic resin layer on the outer periphery of the thermosetting resin layer, wherein a total thickness of the thermosetting resin layer and the thermoplastic resin layer is 100 ?m or more and 250 ?m or less, and a degree of orientation of a thermoplastic resin in said thermoplastic resin layer, that is calculated by the following Formula 1, is 20% or more and 90% or less; a coil and an electric and electronic equipment each having the insulated wire. Formula 1 Degree of orientation H (%)=[(360??Wn)/360]×100 Wn: A half width of orientation peak in the azimuth angle intensity distribution curve by X-ray diffraction n: the number of orientation peak at a ? angle of 0° or more and 360° or less.
    Type: Grant
    Filed: January 17, 2019
    Date of Patent: July 30, 2019
    Assignees: FURUKAWA ELECTRIC CO., LTD., FURUKAWA MAGNET WIRE CO., LTD.
    Inventors: Hideo Fukuda, Isao Tomomatsu, Makoto Oya, Daisuke Muto
  • Publication number: 20190156970
    Abstract: An insulated wire having a thermosetting resin layer on the outer periphery of a conductor, and a thermoplastic resin layer on the outer periphery of the thermosetting resin layer, wherein a total thickness of the thermosetting resin layer and the thermoplastic resin layer is 100 ?m or more and 250 ?m or less, and a degree of orientation of a thermoplastic resin in said thermoplastic resin layer, that is calculated by the following Formula 1, is 20% or more and 90% or less; a coil and an electric and electronic equipment each having the insulated wire. Degree of orientation H (%)=[(360-?Wn)/360]×100 ??Formula 1 Wn: A half width of orientation peak in the azimuth angle intensity distribution curve by X-ray diffraction n; the number of orientation peak at a ? angle of 0° or more and 360° or less.
    Type: Application
    Filed: January 17, 2019
    Publication date: May 23, 2019
    Applicants: FURUKAWA ELECTRIC CO., LTD., FURUKAWA MAGNET WIRE CO., LTD.
    Inventors: Hideo FUKUDA, lsao TOMOMATSU, Makoto OYA, Daisuke MUTO
  • Patent number: 10260464
    Abstract: Fuel piping for a vehicle, which is fixed by clamps and routed on a vehicle body, is formed to have a circular hollow section inside and anisotropy in a wall thickness thereof in the circumferential direction. In particular, the fuel piping for a vehicle has at least one thick-wall portion in the circumferential direction and is disposed on a vehicle body so that the thick-wall portion is positioned vertically at the top or bottom, or has one thick-wall portion in the circumferential direction and is disposed on the vehicle body so that the thick-wall portion is positioned vertically at the top. In addition, the clamp for fixing to the vehicle the fuel piping for a vehicle includes a holding portion for arranging the thick-wall portion vertically at an end, and holding the fuel piping for a vehicle so as not to be turned in the circumferential direction thereof.
    Type: Grant
    Filed: August 17, 2015
    Date of Patent: April 16, 2019
    Assignees: Honda Motor Co., Ltd., Sanoh Industrial Co., Ltd.
    Inventors: Daisuke Tomomatsu, Tatsuya Hoshino, Hiroyuki Okada, Satoshi Daimon, Satoshi Matsubara
  • Publication number: 20180335134
    Abstract: A vehicle power transmission device comprises: a continuously variable transmission configured to include a primary pulley, a secondary pulley, and a transmission belt wound between the primary pulley and the secondary pulley; a belt running clutch of hydraulic type for transmitting power to the continuously variable transmission; and a hydraulic control circuit controlling the continuously variable transmission and the belt running clutch, the hydraulic control circuit comprising a fail-safe valve switching a communication destination of an oil supply passage for supplying a hydraulic fluid to the belt running clutch to one of a first oil passage supplied with a control hydraulic pressure and a second oil passage supplied with a hydraulic pressure higher than the control hydraulic pressure, the fail-safe valve connecting the oil supply passage with the second oil passage when the fail-safe valve is switched to a failure position. The second oil passage is provided with an orifice.
    Type: Application
    Filed: May 18, 2018
    Publication date: November 22, 2018
    Applicants: Toyota Jidosha Kabushiki Kaisha, Aisin AW Co., Ltd.
    Inventors: Yusuke Ohgata, Shuji Moriyama, Daisuke Tomomatsu, Makoto Sawada, Kyohei Suzumura, Kenichi Tsuchida, Koji Makino, Toshiaki Hayashi, Yuta Seriguchi
  • Publication number: 20180017027
    Abstract: Fuel piping for a vehicle, which is fixed by clamps and routed on a vehicle body, is formed to have a circular hollow section inside and anisotropy in a wall thickness thereof in the circumferential direction. In particular, the fuel piping for a vehicle has at least one thick-wall portion in the circumferential direction and is disposed on a vehicle body so that the thick-wall portion is positioned vertically at the top or bottom, or has one thick-wall portion in the circumferential direction and is disposed on the vehicle body so that the thick-wall portion is positioned vertically at the top. In addition, the clamp for fixing to the vehicle the fuel piping for a vehicle includes a holding portion for arranging the thick-wall portion vertically at an end, and holding the fuel piping for a vehicle so as not to be turned in the circumferential direction thereof.
    Type: Application
    Filed: August 17, 2015
    Publication date: January 18, 2018
    Inventors: Daisuke TOMOMATSU, Tatsuya HOSHINO, Hiroyuki OKADA, Satoshi DAIMON, Satoshi MATSUBARA
  • Patent number: 8992376
    Abstract: A power transmission device includes first and second rings arranged opposite each other, having a common rotation center axis, and rotatable relative to each other; a plurality of planetary balls having rotation center axes parallel to the rotation center axis, and radially arranged between the first and second rings and around the rotation center axis; a transmission control unit configured to change a rotation ratio between the first and second rings by changing the respective contact points of the first and second rings and each of the planetary balls through tilting motion of each of the planetary balls; and a rotation restricting unit disposed between the planetary balls adjacent to each other.
    Type: Grant
    Filed: February 22, 2010
    Date of Patent: March 31, 2015
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Hiroyuki Ogawa, Akira Murakami, Daisuke Tomomatsu, Takahiro Shiina
  • Patent number: 8961363
    Abstract: Provided with first and second rotational members, a sun roller, a plurality of planetary balls sandwiched between the first and second rotational members, a support shaft of each of the planetary balls, a shaft, a carrier, an iris plate and a worm gear for tilting each of the planetary balls, and an input shaft and an output shaft individually fixed to the first and second rotational members, respectively, in which a movable amount of the sun roller relative to the carrier in an axis line direction is set to be smaller than the movable amount of the second rotational member relative to the carrier in the axis line direction when the input shaft is arranged so as to be relatively rotatable on an outer peripheral surface of the output shaft.
    Type: Grant
    Filed: March 29, 2011
    Date of Patent: February 24, 2015
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Takahiro Shiina, Akira Murakami, Hiroyuki Ogawa, Daisuke Tomomatsu, Yuki Aratsu
  • Patent number: 8956262
    Abstract: A continuously variable transmission includes plural planetary balls, a carrier, a sun roller, an input shaft, an output shaft, and thrust bearings sandwiched between respective holding surfaces of the input shaft and the output shaft, wherein the holding surface at a time of rest is formed such that a space between the holding surface and a race on one side of the thrust bearing becomes wider on an outside in a radial direction than on an inside in the radial direction, and the holding surface at the time of rest is formed such that a space between the holding surface and a race on the other side of the thrust bearing becomes wider on the outside in the radial direction than on the inside in the radial direction.
    Type: Grant
    Filed: September 22, 2011
    Date of Patent: February 17, 2015
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Daisuke Tomomatsu, Akira Murakami, Hiroyuki Ogawa, Yuki Aratsu
  • Patent number: 8862298
    Abstract: In a drive control device of a hybrid vehicle including a power dividing mechanism which has a sun roller, a carrier, and a first disc with which a rotating shaft of a first motor/generator, an output shaft of an engine, and a rotating shaft of a second motor/generator which also functions as an output shaft directed toward drive wheel sides are coupled, respectively and by which differential rotating operations between the sun roller, the carrier, and the first disc are controlled using an alignment chart on which rotation speeds of the sun roller, the carrier, and the first disc are disposed in the sequence of the sun roller, the carrier, the first disc and shown by straight lines.
    Type: Grant
    Filed: March 30, 2010
    Date of Patent: October 14, 2014
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Akira Murakami, Hiroyuki Ogawa, Takahiro Shiina, Daisuke Tomomatsu
  • Publication number: 20140235401
    Abstract: A continuously variable transmission includes plural planetary balls, a carrier, a sun roller, an input shaft, an output shaft, and thrust bearings sandwiched between respective holding surfaces of the input shaft and the output shaft, wherein the holding surface at a time of rest is formed such that a space between the holding surface and a race on one side of the thrust bearing becomes wider on an outside in a radial direction than on an inside in the radial direction, and the holding surface at the time of rest is formed such that a space between the holding surface and a race on the other side of the thrust bearing becomes wider on the outside in the radial direction than on the inside in the radial direction.
    Type: Application
    Filed: September 22, 2011
    Publication date: August 21, 2014
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Daisuke Tomomatsu, Akira Murakami, Hiroyuki Ogawa, Yuki Aratsu
  • Publication number: 20140228163
    Abstract: Provided is a continuously variable transmission mechanism of a traction drive type having: a shaft (60) which functions as the center of rotation; relatively rotatable first and second rotating members (10, 20) that are disposed to face each other on the shaft (60) and share a first rotation center axis (R1); plural planetary balls (50) that have a second rotation center axis (R2), are radially disposed around the first rotation center axis (R1) as the center, and are held between the first and second rotating members (10, 20); and an iris plate (80) that changes the gear ratio between an engine-side input shaft (11) and a drive wheel side output shaft (21) by tilting each of the planetary balls (50) with respect to the first rotation center axis (R1). When an engine is started, the gear ratio is controlled to an acceleration side rather than maximum deceleration.
    Type: Application
    Filed: September 22, 2011
    Publication date: August 14, 2014
    Inventors: Yuki Aratsu, Akira Murakami, Hiroyuki Ogawa, Daisuke Tomomatsu
  • Patent number: 8784260
    Abstract: A continuously variable transmission having a continuously variable transmission mechanism including an input member, an output member, and a rotary member sandwiched therebetween, transmitting torque between the input member and the output member by means of frictional forces generated by pushing the input member and the output member against the rotary member, and continuously varying a transmission gear ratio between the input member and the output member, an axial force generating portion which rotates in one direction to generate a first axial force for pushing one of the input member and the output member toward the other and rotates in the other direction to generate a second axial force opposite to the first force, and an opposite axial force transmitting portion for transmitting the second force to the other of the input member and the output member when the axial force generating portion generates the second force.
    Type: Grant
    Filed: December 2, 2009
    Date of Patent: July 22, 2014
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Takahiro Shiina, Akira Murakami, Hiroyuki Ogawa, Daisuke Tomomatsu
  • Patent number: 8784248
    Abstract: In an engine start control device of a hybrid vehicle including a power dividing mechanism which has a sun roller, a carrier, and a first disc with which a rotating shaft of a first motor/generator, an output shaft of an engine, and an output shaft of a second motor/generator are coupled, respectively and by which differential rotating operations between the sun roller, the carrier, and the first disc are controlled using an alignment chart on which rotation speeds of the sun roller, the carrier, and the first disc are disposed in the sequence of the sun roller, the carrier, the first disc and shown by straight lines.
    Type: Grant
    Filed: March 30, 2010
    Date of Patent: July 22, 2014
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Akira Murakami, Hiroyuki Ogawa, Takahiro Shiina, Daisuke Tomomatsu
  • Patent number: 8701835
    Abstract: This lubricating device 1 is equipped with an oil pan 2 that stores therein lubricating oil, a micro bubble generator 4 that mixes the lubricating oil with air to produce micro bubbles and supplies the lubricating oil in the oil pan 2 with the micro bubbles, and an oil pump 3 that pressurizes the lubricating oil in the oil pan 2 to supply the micro bubble generator 4 therewith. Further, in this lubricating device 1, the micro bubble generator 4 has an air inlet portion 431 disposed inside the oil pan 2 at a predetermined position with respect to an oil surface height (oil level) of the lubricating oil in the oil pan 2.
    Type: Grant
    Filed: March 5, 2010
    Date of Patent: April 22, 2014
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Akira Murakami, Shuji Moriyama, Daisuke Tomomatsu, Daisuke Tokozakura, Masafumi Yamamoto, Keisuke Ichige, Masanori Iritani, Hiroyuki Nishizawa, Hideyuki Suzuki, Yasusi Hirano
  • Publication number: 20140094339
    Abstract: A continuously variable transmission includes a plurality of planetary balls interposed between a first and second rotating elements on a shaft, an iris plate and a worm gear that tilt the planetary balls, a sun roller that includes a first sun roller that includes a first tubular section having first contact points with the planetary balls and a second tubular section having a smaller outer diameter than the first tubular section and is capable of relative rotation with respect to the shaft and a second sun roller that includes second contact points with the planetary balls and is capable of relative rotation with respect to the first sun roller on an outer peripheral surface of the second tubular section, and thrust bearings that are arranged between the first sun roller and the second sun roller and bear thrust loads transmitted from the planetary balls to the first sun roller and the second sun roller.
    Type: Application
    Filed: June 10, 2011
    Publication date: April 3, 2014
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Hiroyuki Ogawa, Daisuke Tomomatsu, Akira Murakami, Takahiro Shiina, Yuki Aratsu
  • Publication number: 20140011629
    Abstract: Provided with first and second rotational members, a sun roller, a plurality of planetary balls sandwiched between the first and second rotational members, a support shaft of each of the planetary balls, a shaft, a carrier, an iris plate and a worm gear for tilting each of the planetary balls, and an input shaft and an output shaft individually fixed to the first and second rotational members, respectively, in which a movable amount of the sun roller relative to the carrier in an axis line direction is set to be smaller than the movable amount of the second rotational member relative to the carrier in the axis line direction when the input shaft is arranged so as to be relatively rotatable on an outer peripheral surface of the output shaft.
    Type: Application
    Filed: March 29, 2011
    Publication date: January 9, 2014
    Inventors: Takahiro Shiina, Akira Murakami, Hiroyuki Ogawa, Daisuke Tomomatsu, Yuki Aratsu
  • Patent number: 8613684
    Abstract: A continuously variable transmission includes: first and second rotating elements that has a common first rotation axis; a planetary ball that is rotatably supported by a support shaft having a second rotation axis separate from the first rotation axis, and is sandwiched between the first rotation member and the second rotating member such that torque transmission is possible between them; grooves, etc., that permit change in a rotation ratio between the first and second rotating members by tilting and rolling the planetary ball; an inclined surface that pushes the support shaft in a direction opposite to the direction of tilt of the support shaft in accordance with spin moment occurring at the planetary ball when moving in an axial direction; and a thrust force transmitting section, such as a movable shaft, etc., by which radial thrust force applied from the planetary ball is transmitted to the inclined surface based on spin moment occurring at the planetary ball.
    Type: Grant
    Filed: March 18, 2010
    Date of Patent: December 24, 2013
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Takahiro Shiina, Akira Murakami, Hiroyuki Ogawa, Daisuke Tomomatsu