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).
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Patent number: 11945699Abstract: 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: GrantFiled: June 1, 2021Date of Patent: April 2, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kazuo Suyama, Katsuji Harajiri
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Patent number: 11939195Abstract: 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: GrantFiled: August 26, 2022Date of Patent: March 26, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kazumasa Nakamura, Katsuji Harajiri, Kazuo Suyama
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Patent number: 11834307Abstract: 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: GrantFiled: April 15, 2021Date of Patent: December 5, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kazuo Suyama, Katsuji Harajiri
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Patent number: 11802030Abstract: 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: GrantFiled: May 17, 2021Date of Patent: October 31, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Katsuji Harajiri, Kazuo Suyama
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Patent number: 11647703Abstract: 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: GrantFiled: July 1, 2021Date of Patent: May 16, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Kazuo Suyama
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Patent number: 11650142Abstract: 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: GrantFiled: July 1, 2021Date of Patent: May 16, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Kazuo Suyama
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Publication number: 20230079524Abstract: 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: ApplicationFiled: August 26, 2022Publication date: March 16, 2023Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kazumasa NAKAMURA, Katsuji HARAJIRI, Kazuo SUYAMA
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Patent number: 11553654Abstract: 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: GrantFiled: March 5, 2020Date of Patent: January 17, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kazuo Suyama, Shinpei Murakami, Kazuya Suenaga
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Patent number: 11440783Abstract: 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: GrantFiled: March 10, 2020Date of Patent: September 13, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kazuo Suyama, Shinpei Murakami
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Publication number: 20220107253Abstract: 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: ApplicationFiled: July 1, 2021Publication date: April 7, 2022Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Kazuo Suyama
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Publication number: 20220104439Abstract: 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: ApplicationFiled: July 1, 2021Publication date: April 7, 2022Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Kazuo SUYAMA
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Publication number: 20220033236Abstract: 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: ApplicationFiled: May 17, 2021Publication date: February 3, 2022Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Katsuji HARAJIRI, Kazuo SUYAMA
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Publication number: 20220033232Abstract: 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: ApplicationFiled: June 1, 2021Publication date: February 3, 2022Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kazuo SUYAMA, Katsuji HARAJIRI
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Publication number: 20220024713Abstract: 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: ApplicationFiled: April 15, 2021Publication date: January 27, 2022Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kazuo SUYAMA, Katsuji HARAJIRI
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Publication number: 20220022387Abstract: 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: ApplicationFiled: April 29, 2021Publication date: January 27, 2022Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kazuo SUYAMA, Katsuji HARAJIRI
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Publication number: 20210274714Abstract: 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: ApplicationFiled: December 3, 2020Publication date: September 9, 2021Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Kazuo SUYAMA
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Patent number: 11060314Abstract: 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: GrantFiled: March 4, 2020Date of Patent: July 13, 2021Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kazuo Suyama, Hiroshi Nagai, Shinpei Murakami, Kazuya Suenaga
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Publication number: 20200307978Abstract: 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: ApplicationFiled: March 10, 2020Publication date: October 1, 2020Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kazuo SUYAMA, Shinpei MURAKAMI
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Publication number: 20200305361Abstract: 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: ApplicationFiled: March 5, 2020Publication date: October 1, 2020Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kazuo SUYAMA, Shinpei MURAKAMI, Kazuya SUENAGA
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Publication number: 20200308863Abstract: 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: ApplicationFiled: March 4, 2020Publication date: October 1, 2020Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kazuo SUYAMA, Hiroshi NAGAI, Shinpei MURAKAMI, Kazuya SUENAGA