Patents by Inventor Kazuo Suyama

Kazuo Suyama 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: 11945699
    Abstract: A collection method using a collection system including a lifting device that is configured to wind up an overhead line supported by a support post, a suspension device that is connected to the overhead line and is movable in the air as the lifting device winds the overhead line, and a grip device suspended from the suspension device includes a step of gripping a tree by the grip device at two points, a step of cutting the gripped tree, a step of tilting the cut tree such that a longitudinal direction of the tree is along a horizontal direction, and a step of conveying the tree gripped by the grip device as the lifting device winds the overhead line.
    Type: Grant
    Filed: June 1, 2021
    Date of Patent: April 2, 2024
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Kazuo Suyama, Katsuji Harajiri
  • Patent number: 11939195
    Abstract: An overhead-line using system includes: a plurality of supports; a main rope supported by the supports and configured such that both ends of the main rope are fixed; a work rope movably supported by the main rope; a winding device configured to wind up the work rope; a moving device movably supported by the main rope and connected to the work rope, the moving device being movable in the air when the work rope is wound up by the winding device; and a power generator configured to move along with movement of the work rope. The power generator generates electric power by moving relative to the main rope.
    Type: Grant
    Filed: August 26, 2022
    Date of Patent: March 26, 2024
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Kazumasa Nakamura, Katsuji Harajiri, Kazuo Suyama
  • Patent number: 11834307
    Abstract: An overhead line system includes a plurality of support posts, an overhead line supported by the support posts, a lifting device with which the overhead line is liftable, a suspension device that is connected to the overhead line and is movable in the air as the lifting device winds the overhead line, and a control device. The control device controls the lifting device so as to reduce tension when a predetermined condition relating to a tension abnormality of the overhead line is satisfied.
    Type: Grant
    Filed: April 15, 2021
    Date of Patent: December 5, 2023
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Kazuo Suyama, Katsuji Harajiri
  • Patent number: 11802030
    Abstract: The lifting device includes a first drum around which a wire is wound, a first motor that rotates the first drum, a second drum around which the wire fed from the first drum is wound, and a second motor that rotates the second drum. The first motor is driven to rotate the first drum so as to lift the wire, and the second motor is driven to rotate the second drum to lift the wire fed from the first drum.
    Type: Grant
    Filed: May 17, 2021
    Date of Patent: October 31, 2023
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Katsuji Harajiri, Kazuo Suyama
  • Patent number: 11647703
    Abstract: A cable use system includes a plurality of support posts, a cable supported by the support posts, a winding device configured to wind the cable, a hoisting device coupled to the cable and configured to move in an air when the cable is wound by the winding device, and a cutting device hung from the hoisting device. The cutting device includes a cutting unit configured to cut a surface side of a tree all around.
    Type: Grant
    Filed: July 1, 2021
    Date of Patent: May 16, 2023
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Kazuo Suyama
  • Patent number: 11650142
    Abstract: A measuring system for reducing the effort necessary to measure tree strength that includes support posts, a winding device configured to wind a cable supported by the support posts, a winding device configured to wind the cable, a hoisting device coupled to the cable and configured to move in air when the cable is wound by the winding device, and a measuring device hung from the hoisting device and configured to measure the strength of a tree.
    Type: Grant
    Filed: July 1, 2021
    Date of Patent: May 16, 2023
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Kazuo Suyama
  • Publication number: 20230079524
    Abstract: An overhead-line using system includes: a plurality of supports; a main rope supported by the supports and configured such that both ends of the main rope are fixed; a work rope movably supported by the main rope; a winding device configured to wind up the work rope; a moving device movably supported by the main rope and connected to the work rope, the moving device being movable in the air when the work rope is wound up by the winding device; and a power generator configured to move along with movement of the work rope. The power generator generates electric power by moving relative to the main rope.
    Type: Application
    Filed: August 26, 2022
    Publication date: March 16, 2023
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Kazumasa NAKAMURA, Katsuji HARAJIRI, Kazuo SUYAMA
  • Patent number: 11553654
    Abstract: A logging system includes a plurality of support posts, cables supported by the support posts, a winding device operable to wind the cables, a lifting and lowering device that is connected to the cables, and is movable in the air when the cables are wound by the winding device, and a logging device hung by the lifting and lowering device. The logging device has a gripping portion configured to grip a tree, and a cutting portion configured to cut the tree gripped by the gripping portion.
    Type: Grant
    Filed: March 5, 2020
    Date of Patent: January 17, 2023
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Kazuo Suyama, Shinpei Murakami, Kazuya Suenaga
  • Patent number: 11440783
    Abstract: A detection system includes a plurality of support posts, cables supported by the support posts, a winding device operable to wind the cable, a lifting and lowering device that is connected to the cable, and is movable in an air when the cable is wound by the winding device, and a detecting device hung by the lifting and lowering device. The detecting device is configured to be moved by the winding device in a region defined by the support posts, and lowered by the lifting and lowering device to detect information concerning an object.
    Type: Grant
    Filed: March 10, 2020
    Date of Patent: September 13, 2022
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Kazuo Suyama, Shinpei Murakami
  • Publication number: 20220107253
    Abstract: A measuring system includes a plurality of support posts, a winding device configured to wind a cable supported by the support posts, a winding device configured to wind the cable, a hoisting device coupled to the cable and configured to move in an air when the cable is wound by the winding device, and a measuring device hung from the hoisting device and configured to measure a strength of a tree.
    Type: Application
    Filed: July 1, 2021
    Publication date: April 7, 2022
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Kazuo Suyama
  • Publication number: 20220104439
    Abstract: A cable use system includes a plurality of support posts, a cable supported by the support posts, a winding device configured to wind the cable, a hoisting device coupled to the cable and configured to move in an air when the cable is wound by the winding device, and a cutting device hung from the hoisting device. The cutting device includes a cutting unit configured to cut a surface side of a tree all around.
    Type: Application
    Filed: July 1, 2021
    Publication date: April 7, 2022
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Kazuo SUYAMA
  • Publication number: 20220033236
    Abstract: The lifting device includes a first drum around which a wire is wound, a first motor that rotates the first drum, a second drum around which the wire fed from the first drum is wound, and a second motor that rotates the second drum. The first motor is driven to rotate the first drum so as to lift the wire, and the second motor is driven to rotate the second drum to lift the wire fed from the first drum.
    Type: Application
    Filed: May 17, 2021
    Publication date: February 3, 2022
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Katsuji HARAJIRI, Kazuo SUYAMA
  • Publication number: 20220033232
    Abstract: A collection method using a collection system including a lifting device that is configured to wind up an overhead line supported by a support post, a suspension device that is connected to the overhead line and is movable in the air as the lifting device winds the overhead line, and a grip device suspended from the suspension device includes a step of gripping a tree by the grip device at two points, a step of cutting the gripped tree, a step of tilting the cut tree such that a longitudinal direction of the tree is along a horizontal direction, and a step of conveying the tree gripped by the grip device as the lifting device winds the overhead line.
    Type: Application
    Filed: June 1, 2021
    Publication date: February 3, 2022
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Kazuo SUYAMA, Katsuji HARAJIRI
  • Publication number: 20220024713
    Abstract: An overhead line system includes a plurality of support posts, an overhead line supported by the support posts, a lifting device with which the overhead line is liftable, a suspension device that is connected to the overhead line and is movable in the air as the lifting device winds the overhead line, and a control device. The control device controls the lifting device so as to reduce tension when a predetermined condition relating to a tension abnormality of the overhead line is satisfied.
    Type: Application
    Filed: April 15, 2021
    Publication date: January 27, 2022
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Kazuo SUYAMA, Katsuji HARAJIRI
  • Publication number: 20220022387
    Abstract: In an overhead line system, a first moving device is movable in the air between a first support post and a second support post. A first overhead line is stretched from the first moving device and connected to the first lifting device via the first support post. A second overhead line is stretched from the first moving device and connected to the second lifting device via the second support post. A second moving device is movable in the air between a third support post and a fourth support post. A third overhead line is stretched from the second moving device and connected to the third lifting device via the third support post. A fourth overhead line is stretched from the second moving device and connected to the fourth lifting device via the fourth support post. A suspension device is connected to the first moving device and the second moving device.
    Type: Application
    Filed: April 29, 2021
    Publication date: January 27, 2022
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Kazuo SUYAMA, Katsuji HARAJIRI
  • Publication number: 20210274714
    Abstract: A bush cutting system includes a plurality of support posts, a cable supported by the support posts, a winding device operable to wind the cable, a lifting and lowering device that is connected to the cable, and is movable in the air when the winding device winds the cable, and a bush cutting device that is hung from the lifting and lowering device, and cuts plants.
    Type: Application
    Filed: December 3, 2020
    Publication date: September 9, 2021
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Kazuo SUYAMA
  • Patent number: 11060314
    Abstract: A support post includes a plurality of rod-like bodies, an annular member that bundles the rod-like bodies, and a base that supports and erects the rod-like bodies bundled by the annular member.
    Type: Grant
    Filed: March 4, 2020
    Date of Patent: July 13, 2021
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Kazuo Suyama, Hiroshi Nagai, Shinpei Murakami, Kazuya Suenaga
  • Publication number: 20200307978
    Abstract: A detection system includes a plurality of support posts, cables supported by the support posts, a winding device operable to wind the cable, a lifting and lowering device that is connected to the cable, and is movable in an air when the cable is wound by the winding device, and a detecting device hung by the lifting and lowering device. The detecting device is configured to be moved by the winding device in a region defined by the support posts, and lowered by the lifting and lowering device to detect information concerning an object.
    Type: Application
    Filed: March 10, 2020
    Publication date: October 1, 2020
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Kazuo SUYAMA, Shinpei MURAKAMI
  • Publication number: 20200305361
    Abstract: A logging system includes a plurality of support posts, cables supported by the support posts, a winding device operable to wind the cables, a lifting and lowering device that is connected to the cables, and is movable in the air when the cables are wound by the winding device, and a logging device hung by the lifting and lowering device. The logging device has a gripping portion configured to grip a tree, and a cutting portion configured to cut the tree gripped by the gripping portion.
    Type: Application
    Filed: March 5, 2020
    Publication date: October 1, 2020
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Kazuo SUYAMA, Shinpei MURAKAMI, Kazuya SUENAGA
  • Publication number: 20200308863
    Abstract: A support post includes a plurality of rod-like bodies, an annular member that bundles the rod-like bodies, and a base that supports and erects the rod-like bodies bundled by the annular member.
    Type: Application
    Filed: March 4, 2020
    Publication date: October 1, 2020
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Kazuo SUYAMA, Hiroshi NAGAI, Shinpei MURAKAMI, Kazuya SUENAGA