Patents by Inventor Kaname Matsumoto
Kaname Matsumoto 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: 11551854Abstract: A three-phase AC reactor according to an embodiment of the present invention includes three-phase coils that are not arranged in parallel, an input and output terminal block having an input and output unit having a parallel arrangement, and an external connection position change unit disposed between a coil end of each of the three-phase coils and the input and output terminal block to connect the coil end to the input and output terminal block.Type: GrantFiled: October 10, 2019Date of Patent: January 10, 2023Assignee: Fanuc CorporationInventors: Kenichi Tsukada, Kaname Matsumoto, Makoto Takeshita, Yuuichi Yamada, Masatomo Shirouzu
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Patent number: 10903703Abstract: A rotor includes: a rotary member; a plurality of permanent magnets arranged on an outer circumferential side of the rotary member; and a cover tube provided on an outer circumferential surface side of the plurality of the permanent magnets, and formed by a tape-like fiber bundle in which a plurality of thread-like fibers aligned in one direction is bundled smoothly by resin, in which the cover tube is formed so that the tape-like fiber bundle circles in a spiral pattern along the circumferential direction, and the tape-like fiber bundle arranges along the axial direction, and a circling-start end face and a circling-end end face of the tape-like fiber bundle face the axial direction of the cover tube.Type: GrantFiled: September 29, 2018Date of Patent: January 26, 2021Assignee: FANUC CORPORATIONInventors: Shinobu Takano, Takafumi Kajiya, Hisashi Maeda, Kaname Matsumoto
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Patent number: 10749393Abstract: A rotor includes a rotary member, a plurality of permanent magnets disposed on an outer circumference of the rotary member, and a cover tube that is mounted to outer circumference of the permanent magnets to cover the permanent magnets, and is formed of a fiber reinforced plastic. At least one of the rotary member and the permanent magnets has a diameter enlarged portion having a diameter enlarged circumferential surface. The diameter enlarged portion has a diameter that enlarges from a first diameter region to a second diameter region. The first diameter region has a diameter equal to or less than an inner diameter of the cover tube. The second diameter region has a diameter equal to or more than an outer diameter of the permanent magnets.Type: GrantFiled: May 31, 2018Date of Patent: August 18, 2020Assignee: FANUC CORPORATIONInventors: Shinobu Takano, Takafumi Kajiya, Kaname Matsumoto
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Patent number: 10685777Abstract: A three-phase AC reactor according to an embodiment of the present invention includes an input and output terminal block; a peripheral iron core disposed under the input and output terminal block; and at least three iron-core coils each constituted of an iron core and a coil wound around the iron core, so as to contact an inner surface of the peripheral iron core or so as to be coupled to the inner surface. The at least three iron-core coils form gaps that can be magnetically coupled between two of the iron-core coils adjoining each other. The three-phase AC reactor includes a phase-based coil extending member unit that extends from coil end portions of the coils as base points to connection points of the input and output terminal block.Type: GrantFiled: September 21, 2017Date of Patent: June 16, 2020Assignee: FANUC CORPORATIONInventors: Kenichi Tsukada, Kaname Matsumoto, Makoto Takeshita, Yuuichi Yamada, Masatomo Shirouzu
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Patent number: 10622137Abstract: A three-phase AC reactor according to an embodiment of the present invention includes three-phase coils that are not arranged in parallel, an input and output terminal block having an input and output unit having a parallel arrangement, and an external connection position change unit disposed between a coil end of each of the three-phase coils and the input and output terminal block to connect the coil end to the input and output terminal block.Type: GrantFiled: October 10, 2019Date of Patent: April 14, 2020Assignee: FANUC CORPORATIONInventors: Kenichi Tsukada, Kaname Matsumoto, Makoto Takeshita, Yuuichi Yamada, Masatomo Shirouzu
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Publication number: 20200043646Abstract: A three-phase AC reactor according to an embodiment of the present invention includes three-phase coils that are not arranged in parallel, an input and output terminal block having an input and output unit having a parallel arrangement, and an external connection position change unit disposed between a coil end of each of the three-phase coils and the input and output terminal block to connect the coil end to the input and output terminal block.Type: ApplicationFiled: October 10, 2019Publication date: February 6, 2020Applicant: Fanuc CorporationInventors: Kenichi Tsukada, Kaname Matsumoto, Makoto Takeshita, Yuuichi Yamada, Masatomo Shirouzu
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Publication number: 20200043647Abstract: A three-phase AC reactor according to an embodiment of the present invention includes three-phase coils that are not arranged in parallel, an input and output terminal block having an input and output unit having a parallel arrangement, and an external connection position change unit disposed between a coil end of each of the three-phase coils and the input and output terminal block to connect the coil end to the input and output terminal block.Type: ApplicationFiled: October 10, 2019Publication date: February 6, 2020Applicant: Fanuc CorporationInventors: Kenichi Tsukada, Kaname Matsumoto, Makoto Takeshita, Yuuichi Yamada, Masatomo Shirouzu
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Patent number: 10490336Abstract: A three-phase AC reactor according to an embodiment of the present invention includes three-phase coils that are not arranged in parallel, an input and output terminal block having an input and output unit having a parallel arrangement, and an external connection position change unit disposed between a coil end of each of the three-phase coils and the input and output terminal block to connect the coil end to the input and output terminal block.Type: GrantFiled: July 14, 2017Date of Patent: November 26, 2019Assignee: FANUC CORPORATIONInventors: Kenichi Tsukada, Kaname Matsumoto, Makoto Takeshita, Yuuichi Yamada, Masatomo Shirouzu
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Publication number: 20190109502Abstract: A rotor includes: a rotary member; a plurality of permanent magnets arranged on an outer circumferential side of the rotary member; and a cover tube provided on an outer circumferential surface side of the plurality of the permanent magnets, and formed by a tape-like fiber bundle in which a plurality of thread-like fibers aligned in one direction is bundled smoothly by resin, in which the cover tube is formed so that the tape-like fiber bundle circles in a spiral pattern along the circumferential direction, and the tape-like fiber bundle arranges along the axial direction, and a circling-start end face and a circling-end end face of the tape-like fiber bundle face the axial direction of the cover tube.Type: ApplicationFiled: September 29, 2018Publication date: April 11, 2019Applicant: Fanuc CorporationInventors: Shinobu Takano, Takafumi Kajiya, Hisashi Maeda, Kaname Matsumoto
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Patent number: 10218096Abstract: A short bar for connecting terminal blocks of two motor driving units which drive a motor includes a strip-plate-like fixed portion which has a through hole into which a screw for fixing is inserted and which is fixed to the terminal block of the motor driving unit with the screw, a first connection portion which is provided on one end of the fixed portion, and a second connection portion which is provided on the other end of the fixed portion, wherein the first connection member has a configuration that the first connection portion and the second connection portion of another shot bar can be connected electrically and mechanically with each other through a relative movement in the thickness direction of the fixing member.Type: GrantFiled: December 4, 2017Date of Patent: February 26, 2019Assignee: Fanuc CorporationInventors: Shouta Fujii, Kaname Matsumoto
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Publication number: 20190036401Abstract: A rotor includes a rotary member, a plurality of permanent magnets disposed on an outer circumference of the rotary member, and a cover tube that is mounted to outer circumference of the permanent magnets to cover the permanent magnets, and is formed of a fiber reinforced plastic. At least one of the rotary member and the permanent magnets has a diameter enlarged portion having a diameter enlarged circumferential surface. The diameter enlarged portion has a diameter that enlarges from a first diameter region to a second diameter region. The first diameter region has a diameter equal to or less than an inner diameter of the cover tube. The second diameter region has a diameter equal to or more than an outer diameter of the permanent magnets.Type: ApplicationFiled: May 31, 2018Publication date: January 31, 2019Applicant: FANUC CORPORATIONInventors: Shinobu TAKANO, Takafumi KAJIYA, Kaname MATSUMOTO
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Patent number: 10164355Abstract: This motor drive device includes a first motor driving unit, a first terminal block 11 attached to the first motor driving unit, a second motor driving unit, a second terminal block attached to the motor driving unit, a first short bar whose one end portion is attached to the first terminal block so that the first short bar can be rotated around a first axis line, and a second short bar whose one end portion is attached to the first terminal block so that the second short bar can be rotated around a second axis line, the other end sides thereof can be placed at a connection position so that the other end sides can be connected to the second terminal block, and at a retract position which is distant from the second terminal block by rotation of the first and the second short bars.Type: GrantFiled: November 7, 2017Date of Patent: December 25, 2018Assignee: FANUC CORPORATIONInventors: Shouta Fujii, Kaname Matsumoto
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Patent number: 10050357Abstract: A connection member includes: a first short bar whose one end is attached to a first terminal block; a second short bar which extends in a longitudinal direction of the first short bar and whose one end is attached to a second terminal block, at least part of the other end of the second short bar overlapping the first short bar; and a guide member which is attached to an overlapping part of the first short bar and the second short bar and which allows the second short bar to move relative to the first short bar in the longitudinal direction while maintaining surface contact between the first short bar and the second short bar at the overlapping part.Type: GrantFiled: November 8, 2017Date of Patent: August 14, 2018Assignee: FANUC CORPORATIONInventors: Masaya Tateda, Yuuta Satou, Kaname Matsumoto
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Publication number: 20180166800Abstract: A short bar for connecting terminal blocks of two motor driving units which drive a motor includes a strip-plate-like fixed portion which has a through hole into which a screw for fixing is inserted and which is fixed to the terminal block of the motor driving unit with the screw, a first connection portion which is provided on one end of the fixed portion, and a second connection portion which is provided on the other end of the fixed portion, wherein the first connection member has a configuration that the first connection portion and the second connection portion of another shot bar can be connected electrically and mechanically with each other through a relative movement in the thickness direction of the fixing member.Type: ApplicationFiled: December 4, 2017Publication date: June 14, 2018Applicant: Fanuc CorporationInventors: Shouta FUJII, Kaname MATSUMOTO
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Patent number: 9990590Abstract: A machine learning apparatus includes: a state observation unit that observes a state variable composed of at least one of data relating to the number of errors that is an error between a position command relative to a rotor of a motor which is drive-controlled by the motor control apparatus and an actual position of a feed mechanism unit, an operation program of the motor control apparatus, any command of the position command, a speed command, or a current command in the motor control apparatus, data relating to a workpiece machining condition in a machine tool including the motor control apparatus, and data relating to a state of the machine tool including the motor control apparatus; and a learning unit that learns a condition associated with the number of corrections used to correct the above-mentioned command in accordance with a training data set constituted by the state variable.Type: GrantFiled: October 21, 2016Date of Patent: June 5, 2018Assignee: FANUC CORPORATIONInventors: Yasuo Kawai, Kaname Matsumoto, Tatsuya Senoo
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Publication number: 20180138608Abstract: A connection member includes: a first short bar whose one end is attached to a first terminal block; a second short bar which extends in a longitudinal direction of the first short bar and whose one end is attached to a second terminal block, at least part of the other end of the second short bar overlapping the first short bar; and a guide member which is attached to an overlapping part of the first short bar and the second short bar and which allows the second short bar to move relative to the first short bar in the longitudinal direction while maintaining surface contact between the first short bar and the second short bar at the overlapping part.Type: ApplicationFiled: November 8, 2017Publication date: May 17, 2018Applicant: FANUC CORPORATIONInventors: Masaya TATEDA, Yuuta SATOU, Kaname MATSUMOTO
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Publication number: 20180131108Abstract: This motor drive device includes a first motor driving unit, a first terminal block 11 attached to the first motor driving unit, a second motor driving unit, a second terminal block attached to the motor driving unit, a first short bar whose one end portion is attached to the first terminal block so that the first short bar can be rotated around a first axis line, and a second short bar whose one end portion is attached to the first terminal block so that the second short bar can be rotated around a second axis line, the other end sides thereof can be placed at a connection position so that the other end sides can be connected to the second terminal block, and at a retract position which is distant from the second terminal block by rotation of the first and the second short bars.Type: ApplicationFiled: November 7, 2017Publication date: May 10, 2018Applicant: FANUC CORPORATIONInventors: Shouta FUJII, Kaname MATSUMOTO
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Publication number: 20180090262Abstract: A three-phase AC reactor according to an embodiment of the present invention includes an input and output terminal block; a peripheral iron core disposed under the input and output terminal block; and at least three iron-core coils each constituted of an iron core and a coil wound around the iron core, so as to contact an inner surface of the peripheral iron core or so as to be coupled to the inner surface. The at least three iron-core coils form gaps that can be magnetically coupled between two of the iron-core coils adjoining each other. The three-phase AC reactor includes a phase-based coil extending member unit that extends from coil end portions of the coils as base points to connection points of the input and output terminal block.Type: ApplicationFiled: September 21, 2017Publication date: March 29, 2018Applicant: FANUC CORPORATIONInventors: Kenichi Tsukada, Kaname Matsumoto, Makoto Takeshita, Yuuichi Yamada, Masatomo Shirouzu
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Patent number: 9909943Abstract: A device can prevent a failure in the actuation of a braking mechanism, which is caused by adhesion of adhesive substances. The device includes a heating part for heating the braking mechanism, a heat controller for controlling a heating operation of the heating part, a brake controller for actuating the braking mechanism when the heat controller stops the heating operation, and the temperature of the braking mechanism decreases, an actuation delay measuring part for measuring an actuation delay of the braking mechanism when the brake controller actuates the braking mechanism, and a comparison part for comparing the actuation delay measured by the actuation delay measuring part with a reference value of the actuation delay of the braking mechanism.Type: GrantFiled: October 26, 2016Date of Patent: March 6, 2018Assignee: FANUC CORPORATIONInventors: Katsuya Ono, Takeshi Tamaki, Kaname Matsumoto
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Publication number: 20180025830Abstract: A three-phase AC reactor according to an embodiment of the present invention includes three-phase coils that are not arranged in parallel, an input and output terminal block having an input and output unit having a parallel arrangement, and an external connection position change unit disposed between a coil end of each of the three-phase coils and the input and output terminal block to connect the coil end to the input and output terminal block.Type: ApplicationFiled: July 14, 2017Publication date: January 25, 2018Applicant: FANUC CORPORATIONInventors: KENICHI TSUKADA, Kaname Matsumoto, Makoto Takeshita, Yuuichi Yamada, Masatomo Shirouzu