Patents by Inventor Hiraku Tanaka
Hiraku Tanaka 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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Publication number: 20250044165Abstract: A thermistor includes: a holding member that is assembled on a wall portion of a housing member, the wall portion separating an inside and an outside of the housing member; and a thermistor body that is held by the holding member and that detects a temperature inside the housing member. The thermistor body includes: a thermistor element that detects the temperature; a lead wire that is electrically connected to the thermistor element; and a resin portion which covers the thermistor element and from which the lead wire leads to an outside portion. The holding member includes: a holding portion that holds the resin portion and arranges the thermistor element inside the housing member; and a lead-out portion that leads the lead wire to the outside of the housing member.Type: ApplicationFiled: July 24, 2024Publication date: February 6, 2025Applicant: YAZAKI CORPORATIONInventors: Hiraku TANAKA, Yusuke YAMADA
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Publication number: 20250007128Abstract: A conductive module includes: a conductive board; a voltage detection terminal having a first location configured to be conductively connected to the conductive board; a temperature measurer including a temperature-measuring element and a case holding the temperature-measuring element; a plate-shaped housing assembled to the conductive board, the housing having a terminal accommodating recess accommodating the voltage detection terminal and a temperature measurer accommodating recess accommodating the temperature measurer; a heat-conductive filler disposed in a recessed groove of the temperature measurer accommodating recess; a cover configured to be locked to the housing at a temporary locking position where the first location of the voltage detection terminal accommodated in the terminal accommodating recess is not covered and a final locking position where the first location is covered; and an electric wire conductively connected to a second location of the voltage detection terminal and drawn out to the oType: ApplicationFiled: June 6, 2024Publication date: January 2, 2025Applicants: YAZAKI CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yutaro OKAZAKI, Shinichi Yanagihara, Hiraku Tanaka, Kenta Tanaka, Satoshi Morioka, Hiroyuki Kaiya, Hiromi Ueda, Shinpei Mune, Naoto Morisaku, Yutaro Kawabata, Seigo Mochizuki
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Publication number: 20240405303Abstract: A temperature detection unit includes a board-shaped housing having a board side face provided with a recess configured to be fitted with a side edge of a conductive board disposed between a plurality of stacked power storage modules, and a temperature detection sensor mounted on the housing and configured to measure a temperature of the power storage modules. The housing is provided with a sensor accommodating recess accommodating the temperature detection sensor. A plate end face on one side facing an intersecting direction with a direction that the board side face of the housing faces is provided with an opening configured to allow a temperature wire connected to the temperature detection sensor to extend toward the outside. The sensor accommodating recess extends obliquely to approach the conductive board from one side toward the other side in the intersecting direction.Type: ApplicationFiled: May 16, 2024Publication date: December 5, 2024Applicants: Yazaki Corporation, TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Ryuta TAKISHITA, Hirotaka HASEGAWA, Yutaro OKAZAKI, Shinichi YANAGIHARA, Norihiro OGISHIMA, Hiraku TANAKA, Kenta TANAKA, Satoshi MORIOKA, Motoyoshi OKUMURA, Hiroyuki KAIYA, Hiromi UEDA, Shinpei MUNE, Naoto MORISAKU, Yutaro KAWABATA
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Publication number: 20240385051Abstract: A temperature sensor includes a sensor part that is attached to a flexible thin sheet-shaped electric wire and detects a temperature of a part to be measured. Further, the temperature sensor includes a heat collecting part that is formed of a member with high thermal conductivity, that contacts the part to be measured, and that can transfer heat generated by the part to be measured to the sensor part. The heat collecting part includes a peripheral wall arranged to surround at least a part of sides of the sensor part.Type: ApplicationFiled: July 29, 2024Publication date: November 21, 2024Applicant: Yazaki CorporationInventors: Tomohiro MATSUSHIMA, Kenta Tanaka, Akinori Sakamoto, Hiraku Tanaka, Kohei Oshiba
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Publication number: 20240068877Abstract: The installation structure of a sensor includes a sensor body, a holder provided with a locking part and configured to install the sensor body by locking the sensor body with the locking part, the locking part configured to deform when installing the sensor body to the holder and configured to restore when installation of the sensor body to the holder is completed, and a holder-installation body provided with an installable portion where the holder is to be installed and configured to prevent a deformation of the locking part of the holder.Type: ApplicationFiled: August 23, 2023Publication date: February 29, 2024Applicant: Yazaki CorporationInventors: Hiraku TANAKA, Tomohiro MATSUSHIMA, Kenta TANAKA, Yusuke YAMADA
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Publication number: 20230341270Abstract: A temperature sensor applied to a wire harness includes a temperature-sensitive element, a main body part that holds the temperature-sensitive element, a clamp part, and a connector. The main body part includes a holding part that holds the temperature-sensitive element on the tip side in an insertion direction and is positioned inside the clamp part by being inserted into the clamp part along that direction. The clamp part includes a pair of window parts that allow the temperature-sensitive element to be exposed to outside of the clamp part. Furthermore, the holding part includes a pair of protection wall parts positioned by sandwiching a window part in a state of being inserted into the clamp part. An end part of the wall part on a tip side in the insertion direction is positioned by protruding more than an end part of the temperature-sensitive element on the tip side does.Type: ApplicationFiled: April 14, 2023Publication date: October 26, 2023Inventors: Hiraku Tanaka, Tomohiro Matsushima, Kenta Tanaka
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Patent number: 11769934Abstract: A bus bar module includes: a case attached to a battery assembly including a plurality of single cells; a bus bar supported by the case and electrically connected to electrodes of the plurality of single cells of the battery assembly; and a plurality of electric wires routed in the case. The plurality of electric wires include: a plurality of voltage detection electric wires connected to the bus bar, and a temperature measurement electric wire connected to a thermistor configured to measure a temperature of at least one of the plurality of single cells. The case includes: an electric wire routing groove portion in which the plurality of voltage detection electric wires are routed, and a thermistor attachment portion to which the thermistor is attached. The thermistor attachment portion is provided in the electric wire routing groove portion.Type: GrantFiled: November 25, 2020Date of Patent: September 26, 2023Assignees: Yazaki Corporation, Toyota Jidosha Kabushiki KaishaInventors: Yutaro Okazaki, Hiraku Tanaka, Shinsuke Azuma, Hiroyuki Kato, Shigeyuki Inoue, Takenori Tsuchiya
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Patent number: 11320317Abstract: An attachment structure of temperature sensor includes: a temperature sensor for attached to a single battery and detecting a temperature of the single battery; a temperature measuring element provided in the temperature sensor and detecting the temperature of the single battery; a sensor body provided in the temperature sensor and integrally formed with the temperature measuring element; a housing holding case provided with the single battery, having a engagement part engageable with the temperature sensor, the housing holding case for housing the temperature sensor; an elastic part having an arm shape, projected from the sensor body, and engageable with the engagement part; and a flat part provided in the elastic part, and pressing a pressing surface of an attachment tool against the elastic part when the temperature sensor is housed in the housing holding case.Type: GrantFiled: July 23, 2019Date of Patent: May 3, 2022Assignee: YAZAKI CORPORATIONInventor: Hiraku Tanaka
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Publication number: 20210167348Abstract: A bus bar module includes: a case attached to a battery assembly including a plurality of single cells; a bus bar supported by the case and electrically connected to electrodes of the plurality of single cells of the battery assembly; and a plurality of electric wires routed in the case. The plurality of electric wires include: a plurality of voltage detection electric wires connected to the bus bar, and a temperature measurement electric wire connected to a thermistor configured to measure a temperature of at least one of the plurality of single cells. The case includes: an electric wire routing groove portion in which the plurality of voltage detection electric wires are routed, and a thermistor attachment portion to which the thermistor is attached. The thermistor attachment portion is provided in the electric wire routing groove portion.Type: ApplicationFiled: November 25, 2020Publication date: June 3, 2021Applicants: Yazaki Corporation, Toyota Jidosha Kabushiki KaishaInventors: Yutaro Okazaki, Hiraku Tanaka, Shinsuke Azuma, Hiroyuki Kato, Shigeyuki Inoue, Takenori Tsuchiya
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Patent number: 10753808Abstract: A temperature detection device includes a fitting member and a temperature detector. The fitting member has a wall fitted to a relay terminal such that the wall surrounds the relay terminal connecting a terminal on a power source side and a terminal on an electrical load side. The temperature detector is fixed to the wall on the side opposite to the relay terminal side of the wall. The wall has a spring portion that applies, to the relay terminal, a force directed toward the temperature detector.Type: GrantFiled: March 14, 2018Date of Patent: August 25, 2020Assignee: YAZAKI CORPORATIONInventors: Hiraku Tanaka, Tomohiro Matsushima
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Patent number: 10656022Abstract: The present invention provide a temperature sensor including a sensor main body having a contact surface for contacting with the upper surface of a battery cell, a mounting member holding the sensor main body and attaching it to the battery cell, and a coil spring arranged between the sensor main body and the mounting member. When viewing from an opposite side to the contact surface, the center P1 of the contact surface coincides with the center P2 of a trajectory connecting a pressing point pressed by the coil spring. When the mounting member is inclined due to inclination of a resin member mounted on the upper surface of the battery, the temperature sensor can absorb all inclinations by the coil spring, and prevent the contact surface away from the upper surface of the battery cell.Type: GrantFiled: April 5, 2018Date of Patent: May 19, 2020Assignee: YAZAKI CORPORATIONInventors: Hiraku Tanaka, Akinori Sakamoto
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Publication number: 20200033196Abstract: An attachment structure of temperature sensor includes: a temperature sensor for attached to a single battery and detecting a temperature of the single battery; a temperature measuring element provided in the temperature sensor and detecting the temperature of the single battery; a sensor body provided in the temperature sensor and integrally formed with the temperature measuring element; a housing holding case provided with the single battery, having a engagement part engageable with the temperature sensor, the housing holding case for housing the temperature sensor; an elastic part having an arm shape, projected from the sensor body, and engageable with the engagement part; and a flat part provided in the elastic part, and pressing a pressing surface of an attachment tool against the elastic part when the temperature sensor is housed in the housing holding case.Type: ApplicationFiled: July 23, 2019Publication date: January 30, 2020Applicant: Yazaki CorporationInventor: Hiraku TANAKA
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Publication number: 20200014083Abstract: A mounting structure of a temperature sensor is configured to detect temperature of a battery cell included in a battery pack having a plurality of battery cells being connected by mounting on the battery cell. The mounting structure includes a flexible thin plate-like electric-wire including a conductor exposed part where the conductor is exposed, a chip-shaped temperature measuring component mounted on the conductor exposed part, a resin case arranged on a periphery of the conductor exposed part and surrounding the temperature measuring component, and a moisture-proof material coating the temperature measuring component arranged in the resin case.Type: ApplicationFiled: July 1, 2019Publication date: January 9, 2020Inventors: Tomohiro Matsushima, Yasuhiro Sugimori, Hiraku Tanaka, Akinori Sakamoto
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Publication number: 20180364108Abstract: The present invention provide a temperature sensor including a sensor main body having a contact surface for contacting with the upper surface of a battery cell, a mounting member holding the sensor main body and attaching it to the battery cell, and a coil spring arranged between the sensor main body and the mounting member. When viewing from an opposite side to the contact surface, the center P1 of the contact surface coincides with the center P2 of a trajectory connecting a pressing point pressed by the coil spring. When the mounting member is inclined due to inclination of a resin member mounted on the upper surface of the battery, the temperature sensor can absorb all inclinations by the coil spring, and prevent the contact surface away from the upper surface of the battery cell.Type: ApplicationFiled: April 5, 2018Publication date: December 20, 2018Applicant: Yazaki CorporationInventors: Hiraku TANAKA, Akinori SAKAMOTO
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Publication number: 20180274985Abstract: A temperature detection device includes a fitting member and a temperature detector. The fitting member has a wall fitted to a relay terminal such that the wall surrounds the relay terminal connecting a terminal on a power source side and a terminal on an electrical load side. The temperature detector is fixed to the wall on the side opposite to the relay terminal side of the wall. The wall has a spring portion that applies, to the relay terminal, a force directed toward the temperature detector.Type: ApplicationFiled: March 14, 2018Publication date: September 27, 2018Applicant: Yazaki CorporationInventors: Hiraku TANAKA, Tomohiro MATSUSHIMA
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Patent number: 9130331Abstract: A rotating connector includes a cable accommodation chamber formed between an outer case and an inner case in their radial direction, a flexible flat cable housed in the cable accommodation chamber, and multiple idlers housed in the cable accommodation chamber. The idlers are rotatably provided in a direction of an annular slidable member. The idlers are rotatable on their own axes. The flat cable is wound on an inner periphery of the outer case and an outer periphery of the inner case by way of a reversed portion of the flat cable. The flat cable is wound thereon in opposite directions. The idlers are pivotally supported by the slidable member so as to change a space between the idlers and the inner case and a space between the idlers and the outer case depending on winding of the flat cable.Type: GrantFiled: June 7, 2013Date of Patent: September 8, 2015Assignee: YAZAKI CORPORATIONInventors: Masakazu Umemura, Hideki Adachi, Tomoyoshi Kikkawa, Hiraku Tanaka
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Publication number: 20130330946Abstract: A rotating connector includes a cable accommodation chamber formed between an outer case and an inner case in their radial direction, a flexible flat cable housed in the cable accommodation chamber, and multiple idlers housed in the cable accommodation chamber. The idlers are rotatably provided in a direction of an annular slidable member. The idlers are rotatable on their own axes. The flat cable is wound on an inner periphery of the outer case and an outer periphery of the inner case by way of a reversed portion of the flat cable. The flat cable is wound thereon in opposite directions. The idlers are pivotally supported by the slidable member so as to change a space between the idlers and the inner case and a space between the idlers and the outer case depending on winding of the flat cable.Type: ApplicationFiled: June 7, 2013Publication date: December 12, 2013Inventors: Masakazu UMEMURA, Hideki ADACHI, Tomoyoshi KIKKAWA, Hiraku TANAKA
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Patent number: 7758363Abstract: A rotary connector device equipped with a rotary connector and a steering angle sensor for detecting rotational angles of a steering wheel, includes one circuit board, in which the circuit board is used for the rotary connector and the steering angle sensor simultaneously. According to the device, since only one circuit board is provided, the total thickness is reduced as compared with other devices having a plurality of circuit boards in the related art.Type: GrantFiled: June 5, 2007Date of Patent: July 20, 2010Assignee: Yazaki CorporationInventors: Hiraku Tanaka, Norihito Suzuki
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Patent number: 7445451Abstract: A rotary connector device equipped with a rotary connector and a steering angle sensor for detecting rotational angles of a steering wheel, includes one circuit board, in which the circuit board is used for the rotary connector and the steering angle sensor simultaneously. According to the device, since only one circuit board is provided, the total thickness is reduced as compared with other devices having a plurality of circuit boards in the related art.Type: GrantFiled: June 28, 2007Date of Patent: November 4, 2008Assignee: Yazaki CorporationInventors: Hiraku Tanaka, Norihito Suzuki
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Publication number: 20080003853Abstract: A rotary connector device equipped with a rotary connector and a steering angle sensor for detecting rotational angles of a steering wheel, includes one circuit board, in which the circuit board is used for the rotary connector and the steering angle sensor simultaneously. According to the device, since only one circuit board is provided, the total thickness is reduced as compared with other devices having a plurality of circuit boards in the related art.Type: ApplicationFiled: June 28, 2007Publication date: January 3, 2008Applicant: YAZAKI CORPORATIONInventors: Hiraku TANAKA, Norihito SUZUKI