Patents by Inventor Dai Yokoyama

Dai Yokoyama 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).

  • Patent number: 11357144
    Abstract: A component supply device includes a transport path that guides a component connected body from a component insertion port on an upstream side in a component feeding direction to a component supply position on a downstream side, the component connected body including a plurality of axial components arranged and connected at a predetermined pitch, the plurality of axial components each having a lead, and a feed mechanism that pitch-feeds the component connected body along the transport path to the downstream side. The feed mechanism includes a feed member which has a plurality of feed hooks disposed at the predetermined pitch along the component feeding direction, a rotating shaft which is connected to one end side of the feed member, and a moving mechanism which is connected to the feed member through the rotating shaft and reciprocates the rotating shaft along the component feeding direction.
    Type: Grant
    Filed: October 16, 2018
    Date of Patent: June 7, 2022
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Hideaki Watanabe, Dai Yokoyama, Shigeki Imafuku, Yosuke Nagasawa, Satoshi Matsuoka, Kazuo Nagae
  • Patent number: 11202374
    Abstract: A method of mounting a component includes an approaching step of causing the pair of clamping members to approach each other with the first body of the first component disposed between the paired clamping members, a clamping step of clamping the first component, and a mounting step of moving the pair of clamping members clamping the first component to the substrate and pressing out the first component clamped by the pair of clamping members with the pusher for mounting on the substrate, when the clamping members mount the first component on the substrate.
    Type: Grant
    Filed: February 28, 2018
    Date of Patent: December 14, 2021
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Hideaki Watanabe, Dai Yokoyama, Shigeki Imafuku, Yosuke Nagasawa, Yew Song Danny Ng, Yet Ling Loh
  • Patent number: 11006560
    Abstract: A component mounting device configured to mount an axial component on a substrate, comprising: a movable forming-die; a fixed forming-die; a mounting head; and a distance adjustment portion, wherein the distance adjustment portion makes an adjustment such that when the movable forming-die delivers the axial component to the mounting head the distance between the claws is larger than a distance of the fixed forming-die.
    Type: Grant
    Filed: September 7, 2018
    Date of Patent: May 11, 2021
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Hideaki Watanabe, Dai Yokoyama, Shigeki Imafuku, Yosuke Nagasawa, Satoshi Matsuoka, Kazuo Nagae
  • Patent number: 10568250
    Abstract: A component mounting device mounting a component on a substrate comprises a pair of opening/closing members opening and closing, and a plurality of adapters detachably attached to the opening/closing members; the adapters are attached to the opening/closing members depending on the component to be mounted so as to clamp the component by using the adapters; and the plurality of adapters includes first adapters each having a flat clamping surface clamping a body of the component and second adapters each having a holding groove holding an axial portion of the component.
    Type: Grant
    Filed: February 28, 2018
    Date of Patent: February 18, 2020
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Hideaki Watanabe, Dai Yokoyama, Shigeki Imafuku, Yosuke Nagasawa, Yew Song Danny Ng, Yet Ling Loh
  • Patent number: 10549432
    Abstract: A component mounting apparatus for mounting a component on a substrate includes a pair of chuck claws that sandwich and grip the component; and adapters that are detachably mounted on the chuck claws and grip the component in place of the chuck claws. The adapters are mounted on the chuck claws in accordance with the component that is an object to be mounted and the component is gripped by using the adapters.
    Type: Grant
    Filed: August 4, 2016
    Date of Patent: February 4, 2020
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Dai Yokoyama, Hideaki Watanabe, Shigeki Imafuku, Yosuke Nagasawa, Kian Hong Lam
  • Patent number: 10492350
    Abstract: A position and orientation of an electronic component attitude are recognized, a mounting head is moved above the electronic component, a rotator is horizontally rotated so that a lower surface of the electronic component is oriented in a direction opposite to a pusher, the electronic component of the fallen-down attitude is sucked and held by the nozzle by lowering a component holder, a attitude of the electronic component that is held is changed to a stand-up attitude by vertically rotating the component holder, leads of the electronic component of which the attitude is changed to the stand-up attitude and insertion holes of the substrate into which the leads are inserted are positioned, and the leads are inserted into the insertion holes of the substrate by pushing the electronic component toward the substrate by causing the pusher to abut against an upper surface of the electronic component of the stand-up attitude.
    Type: Grant
    Filed: July 10, 2016
    Date of Patent: November 26, 2019
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Dai Yokoyama, Hideaki Watanabe, Yosuke Nagasawa, Shigeki Imafuku, Kian Hong Lam
  • Patent number: 10390470
    Abstract: A component supply device includes a posture maintainer and a pair of cutting members. The posture maintainer includes a pair of grip members, each of which includes a tip end portion that extends in a traveling direction of a component holding tape. The posture maintainer maintains the posture of a component by gripping a body portion of the component having been supplied to a component supply position with the body portion interposed between the tip end portions of the pair of the grip members. The pair of cutting members cuts a lead portion of the component having been gripped by the pair of grip members with the lead portion interposed between the pair of cutting members in a direction intersecting a traveling direction of the component holding tape.
    Type: Grant
    Filed: September 25, 2017
    Date of Patent: August 20, 2019
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Hideaki Watanabe, Dai Yokoyama, Yosuke Nagasawa, Shigeki Imafuku
  • Publication number: 20190133007
    Abstract: A component supply device includes a transport path that guides a component connected body from a component insertion port on an upstream side in a component feeding direction to a component supply position on a downstream side, the component connected body including a plurality of axial components arranged and connected at a predetermined pitch, the plurality of axial components each having a lead, and a feed mechanism that pitch-feeds the component connected body along the transport path to the downstream side. The feed mechanism includes a feed member which has a plurality of feed hooks disposed at the predetermined pitch along the component feeding direction, a rotating shaft which is connected to one end side of the feed member, and a moving mechanism which is connected to the feed member through the rotating shaft and reciprocates the rotating shaft along the component feeding direction.
    Type: Application
    Filed: October 16, 2018
    Publication date: May 2, 2019
    Inventors: HIDEAKI WATANABE, DAI YOKOYAMA, SHIGEKI IMAFUKU, YOSUKE NAGASAWA, SATOSHI MATSUOKA, KAZUO NAGAE
  • Publication number: 20190082566
    Abstract: A component mounting device configured to mount an axial component on a substrate, comprising: a movable forming-die; a fixed forming-die; a mounting head; and a distance adjustment portion, wherein the distance adjustment portion makes an adjustment such that when the movable forming-die delivers the axial component to the mounting head the distance between the claws is larger than a distance of the fixed forming-die.
    Type: Application
    Filed: September 7, 2018
    Publication date: March 14, 2019
    Inventors: Hideaki WATANABE, Dai YOKOYAMA, Shigeki IMAFUKU, Yosuke NAGASAWA, Satoshi MATSUOKA, Kazuo NAGAE
  • Publication number: 20180255670
    Abstract: A component mounting device mounting a component on a substrate comprises a pair of opening/closing members opening and closing, and a plurality of adapters detachably attached to the opening/closing members; the adapters are attached to the opening/closing members depending on the component to be mounted so as to clamp the component by using the adapters; and the plurality of adapters includes first adapters each having a flat clamping surface clamping a body of the component and second adapters each having a holding groove holding an axial portion of the component.
    Type: Application
    Filed: February 28, 2018
    Publication date: September 6, 2018
    Inventors: Hideaki WATANABE, Dai YOKOYAMA, Shigeki IMAFUKU, Yosuke NAGASAWA, Yew Song Danny NG, Yet Ling LOH
  • Publication number: 20180255671
    Abstract: A component mounting device for mounting a component on a substrate comprises a pair of clamping members pinching and clamping the component; the pair of clamping members is able to clamp both a first component including a first body and a first lead projecting downward from a lower portion of the first body and a second component including a second body and a second lead projecting laterally from both side portions of the second body with a tip bent downward; and the pair of clamping members has facing portions each provided with a clamping surface contacting the first body of the first component and a holding groove formed at the clamping surface and holding the second lead of the second component.
    Type: Application
    Filed: February 28, 2018
    Publication date: September 6, 2018
    Inventors: Hideaki WATANABE, Dai YOKOYAMA, Shigeki IMAFUKU, Yosuke NAGASAWA, Yew Song Danny NG, Yet Ling LOH
  • Patent number: 10004170
    Abstract: There is provided an electronic component mounter configured to include a supplier holder in which a radial lead type electronic component supplier can be mounted, and to cause a mounting head to hold a radial lead type electronic component so as to mount the component on a board positioned by a board holder. The electronic component mounter includes a tape guide passage that guides a tape body after the radial lead type electronic components are picked up from the tape body. The electronic component supplier is configured to further include a posture converter that converts a posture of the tape body from a posture perpendicular to a horizontal plane to a posture parallel to the horizontal plane, after the radial lead type electronic components are picked up from the tape body, and that introduces the tape body to the tape guide passage.
    Type: Grant
    Filed: July 6, 2016
    Date of Patent: June 19, 2018
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Yosuke Nagasawa, Dai Yokoyama, Hideaki Watanabe, Shigeki Imafuku, Jintao Huang
  • Publication number: 20180103566
    Abstract: A component supply device includes a posture maintainer and a pair of cutting members. The posture maintainer includes a pair of grip members, each of which includes a tip end portion that extends in a traveling direction of a component holding tape. The posture maintainer maintains the posture of a component by gripping a body portion of the component having been supplied to a component supply position with the body portion interposed between the tip end portions of the pair of the grip members. The pair of cutting members cuts a lead portion of the component having been gripped by the pair of grip members with the lead portion interposed between the pair of cutting members in a direction intersecting a traveling direction of the component holding tape.
    Type: Application
    Filed: September 25, 2017
    Publication date: April 12, 2018
    Inventors: HIDEAKI WATANABE, DAI YOKOYAMA, YOSUKE NAGASAWA, SHIGEKI IMAFUKU
  • Publication number: 20170066141
    Abstract: A component mounting apparatus for mounting a component on a substrate includes a pair of chuck claws that sandwich and grip the component; and adapters that are detachably mounted on the chuck claws and grip the component in place of the chuck claws. The adapters are mounted on the chuck claws in accordance with the component that is an object to be mounted and the component is gripped by using the adapters.
    Type: Application
    Filed: August 4, 2016
    Publication date: March 9, 2017
    Inventors: DAI YOKOYAMA, HIDEAKI WATANABE, SHIGEKI IMAFUKU, YOSUKE NAGASAWA
  • Publication number: 20170042073
    Abstract: There is provided an electronic component mounter configured to include a supplier holder in which a radial lead type electronic component supplier can be mounted, and to cause a mounting head to hold a radial lead type electronic component so as to mount the component on a board positioned by a board holder. The electronic component mounter includes a tape guide passage that guides a tape body after the radial lead type electronic components are picked up from the tape body. The electronic component supplier is configured to further include a posture converter that converts a posture of the tape body from a posture perpendicular to a horizontal plane to a posture parallel to the horizontal plane, after the radial lead type electronic components are picked up from the tape body, and that introduces the tape body to the tape guide passage.
    Type: Application
    Filed: July 6, 2016
    Publication date: February 9, 2017
    Inventors: YOSUKE NAGASAWA, DAI YOKOYAMA, HIDEAKI WATANABE, SHIGEKI IMAFUKU
  • Publication number: 20170034968
    Abstract: A position and orientation of an electronic component attitude are recognized, a mounting head is moved above the electronic component, a rotator is horizontally rotated so that a lower surface of the electronic component is oriented in a direction opposite to a pusher, the electronic component of the fallen-down attitude is sucked and held by the nozzle by lowering a component holder, a attitude of the electronic component that is held is changed to a stand-up attitude by vertically rotating the component holder, leads of the electronic component of which the attitude is changed to the stand-up attitude and insertion holes of the substrate into which the leads are inserted are positioned, and the leads are inserted into the insertion holes of the substrate by pushing the electronic component toward the substrate by causing the pusher to abut against an upper surface of the electronic component of the stand-up attitude.
    Type: Application
    Filed: July 10, 2016
    Publication date: February 2, 2017
    Inventors: DAI YOKOYAMA, HIDEAKI WATANABE, YOSUKE NAGASAWA, SHIGEKI IMAFUKU
  • Patent number: 8980421
    Abstract: A porous polyimide film having a three-layer structure that comprises two surface layers (a) and (b) and a macrovoid layer sandwiched between the surfaces layers (a) and (b). The macrovoid layer has a partition wall bonding to the surface layers (a) and (b), and multiple macrovoids each surrounded by the partition wall and the surface layers (a) and (b) and having a mean pore size in the film plane direction of from 10 to 500 ?m. The partition wall of the macrovoid layer has a thickness of from 0.1 to 50 ?m and has multiple pores having a mean pore size of from 0.01 to 50 ?m. The surface layers (a) and (b) each have a thickness of from 0.1 to 50 ?m, at least one of the surface layers has multiple pores having a mean pore size of from more than 5 ?m to 200 ?m, and the other surface layer has multiple pores having a mean pore size of from 0.01 to 200 ?m.
    Type: Grant
    Filed: April 4, 2011
    Date of Patent: March 17, 2015
    Assignee: Ube Industries, Ltd.
    Inventors: Shyusei Ohya, Hiroshi Shimazaki, Makoto Babazono, Yoshiaki Watanabe, Dai Yokoyama, Yuuichi Fujii, Makoto Matsuo
  • Publication number: 20130045355
    Abstract: A porous polyimide film having a three-layer structure that comprises two surface layers (a) and (b) and a macrovoid layer sandwiched between the surfaces layers (a) and (b). The macrovoid layer has a partition wall bonding to the surface layers (a) and (b), and multiple macrovoids each surrounded by the partition wall and the surface layers (a) and (b) and having a mean pore size in the film plane direction of from 10 to 500 ?m. The partition wall of the macrovoid layer has a thickness of from 0.1 to 50 ?m and has multiple pores having a mean pore size of from 0.01 to 50 ?m. The surface layers (a) and (b) each have a thickness of from 0.1 to 50 ?m, at least one of the surface layers has multiple pores having a mean pore size of from more than 5 ?m to 200 ?m, and the other surface layer has multiple pores having a mean pore size of from 0.01 to 200 ?m.
    Type: Application
    Filed: April 4, 2011
    Publication date: February 21, 2013
    Applicant: UBE INDUSTRIES, LTD
    Inventors: Shyusei Ohya, Hiroshi Shimazaki, Makoto Babazono, Yoshiakia Watanabe, Dai Yokoyama, Yuuichi Fujii, Makoto Matsuo
  • Publication number: 20060016614
    Abstract: A guide belt is stretched over a drive pulley that rotates integrally with a head and a driven pulley situated at one side of the drive pulley. One end of the cable is fixedly attached to a part of the guide belt that is always in contact with the drive pulley when the head rotates, while the cable is extended along the guide belt. The cable is bent back in U shape at its midpoint and the cable on the other end side therefrom is extended along a guide member placed substantially in parallel with the guide belt between the drive pulley and the driven pulley. The other end of the cable is fixedly attached to the guide member.
    Type: Application
    Filed: December 4, 2003
    Publication date: January 26, 2006
    Inventors: Dai Yokoyama, Satoshi Matsuoka, Toshiyuki Koyama
  • Patent number: 6915561
    Abstract: This invention relates to an electronic component mounting apparatus. In the apparatus, a rotary body for changing the direction of a component mounting section is fixed to a hollow rotary shaft with a flange. The hollow rotary shaft is provided in a hollow motor and rotated integrally with the rotary body by driving of the hollow motor. A wire extending from an electric component, which is provided in the rotary body for changing the direction of the component mounting section, is arranged in the hollow rotary shaft of the hollow motor. An end of the wire is fixed to the rotary body, and the wire is arranged with looseness or into a spiral in the hollow rotary shaft. Further a lateral surface of inside the hollow rotary shaft and a surface of a coupling shaft are coated with protective materials.
    Type: Grant
    Filed: February 13, 2002
    Date of Patent: July 12, 2005
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Dai Yokoyama, Hideaki Watanabe, Kiyoshi Imai, Toshiyuki Koyama, Taira Ishii