Yazaki Corporation

Citizen Watch Company, Ltd.

Hitachi, Ltd.

Citizen Holdings Company, Ltd.

Toyota Jidosha Kabushiki Kaisha

Dowa Mining Co., Ltd.

Toray Industries, Inc.

Sega Enterprises, Ltd.

Namco Limited

Hitachi Metals, Ltd.

Kabushiki Kaisha Toyota Jidoshokki

Hitachi Chemical Company, Ltd.

Calsonic Kansei Corporation

Xanavi Informatics Corporation

Plus Stationery Corporation

Hideki Inoue

Shigeyuki Ogasawara

Takao Shoji

Kenichi Ikeya

Tomohiro Ikeda

Shinichi Yanagihara

Katsunori Sato

Munetoshi Unuma

Yoshinobu Furuya

Ronald Alan Cabangal

Yasushi Takahashi

Takenori Tsuchiya

Yutaro Okazaki

Fuminobu Takahashi

Masahiro Koike

Tatsuya Watanabe

Takeshi Naito

Yuji Sugimori

Michio Ota

Motoo Nojima

Mie Kaino

Akihiro Wakatsuki

Makoto Sugawara

Shinji Naito

Yosinori Musha

Shuuji Kamimoto

Tsukasa Sasaki

Kouichi Ogihara

Tadanori Nakahiro

Yoshio Nakashima

Hiroshi Igarashi

Masahiro Watanabe

Hiromi Ueda

Motoyoshi Okumura

Jun Takahashi

Naoto Morisaku

Hideki Kawai

Kimiya Yamaashi

Hiroshi Arita

Noriyuki Hirano

Satoshi Morioka

Yasunori Abe

Hiroyuki Meguro

Osamu Tomobe

Takaharu Ishida

Yoshihito Sato

Keiko Abe

Kenichi Hayashi

Masakatsu Saitoh

Shuichi Nagata

Toshiyuki Sawa

Yasushi Yokosuka

Kenichiro Kurata

Hirokuni Koike

Nozomi Ito

Fumitaka Abukawa

Toshiya Ohara

Keiji Yokose

Masashi Toyota

Ichiro Shimoura

Shigeki Tohyama

Yuta Matsunaga

Ryota Kataoka

Hisaaki Takabayashi

Toru Yamada

Mitsuru Wakabayashi

Kazumi Urano

Fumitaka Otsu

Takao Syoji

Shinichi Takemoto

Tooru Akatsu

Takashi Nagahara

Tomofumi Ohyama

Sunao Hara

Ryutaro Suzuki

Yasunori Nagaoka

Kunio Niigawa

Takanori Yamasaki

Kaori Aoba

Keisuke Fukuhara

Yasushi Tomiyama

Yoshitaka Kajima

Azuma Mochizuki

Naotaka Yoshimatsu

Hiroaki Kaneko

Hidetoshi Juryosawa

Yosuke Iura

Shinichi Enomoto

Tazuru Uchida

Shinobu Satou

So Higuchi

Tomoo Yasukawa

Takaaki Hirano

Takashi Nagahawa

A busbar module includes: busbars fixed to battery cells of a battery module; a plate-like flexible circuit body; and a case that accommodates the circuit body and the busbars, in which the circuit body includes a trunk portion extending in a first direction in which the battery cells are arranged, and branch portions branching from the trunk portion and connected to the busbars, the branch portion includes a base portion, a fixed portion fixed to the busbar, and an intermediate portion extending from the base portion to the fixed portion is the first direction, a first end portion of the trunk portion has a first through-hole, and the case includes a first protrusion and locks the first end portion with the first protrusion to hold the circuit body in a state where the intermediate portion is flexurally deformed.

Busbar module

A voltage detection unit includes a voltage detection terminal, an electric wire, a housing including a terminal accommodating concave and an electric wire accommodating concave, and a cover. The cover includes an extension piece extending in a first direction in which the cover is attached to the housing. The housing includes an accommodating hole to accommodate the extension piece. The electric wire accommodating concave includes an inclined surface and a guide surface. The inclined surface is inclined with respect to the first direction such that a first thereof end is provided closer to the accommodating hole than a second end thereof in a second direction perpendicular to the first direction and being parallel to the housing. The guide surface is continuous with the inclined surface and continuous with an inner wall surface of the accommodating hole.

Voltage detection unit

A timepiece includes a dial plate including a first index on a radial virtual line outwardly extending from a center; and a circular case ring disposed outside of the dial plate, the circular case ring including a second index arranged in series with the first index on the line, wherein the second index includes a proximal end facing the first index; and a distal end opposite the proximal end, wherein a width of the proximal end is wider than that of the distal end in a plan view as seen in a height direction of the dial plate, and wherein the width of the proximal end of the second index is wider than that of a proximal end of the first index facing the second index.

Timepiece

Watchcase

A conductive module includes a first conductive member electrically connected to at least one electrode terminal of a battery module, a second conductive member electrically connected to the first conductive member and an electrical connection target, and an accommodation member accommodating the first and second conductive members. The accommodation member includes an accommodation body having a first accommodation chamber that accommodates the first conductive member and a second accommodation chamber that accommodates the second conductive member, a lid body closing an opening of the second accommodation chamber such that the second conductive member does not come out of the second accommodation chamber, and a hinge body rotating the lid body, a first holding mechanism holding a side of the lid body opposite to the hinge body at the closing position, and a second holding mechanism holding the hinge body side of the lid body at the closing position.

Conductive module

A busbar module includes a basic busbar module assembled to an electrode terminal group arranged in a row of a battery module formed of a plurality of battery cells, and a holding member that holds the basic busbar module. The basic busbar module includes a plurality of busbars that is arranged along an arrangement direction of respective electrode terminals of the electrode terminal group and is electrically connected to the corresponding electrode terminals, and flat cable having a conductor portion that is electrically connected to the plurality of busbars, and an insulating holding portion that holds the plurality of busbars, and the holding member has a holding body that holds the basic busbar module.

Busbar module and battery pack

The housing member includes a housing body that houses first and second conductive members, a lid body that closes an opening of a second housing chamber of the second conductive member in the housing body, a hinge body as a living hinge therebetween, and a holding mechanism that holds the lid body in the housing body at a closing position, the holding mechanism includes a first engagement holder having an inserted portion, and a second engagement holder having a claw portion.

A control system for an electric storage system, in which a plurality of pairs of storage batteries and converters are connected in parallel to a power system, includes: a unit that decides charge and discharge of total power by the pairs of storage batteries and converters; and a unit that distributes the charge and discharge power decided by the charge and discharge power decision unit to the pairs of storage batteries and converters. The power distribution decision unit compares the charge and discharge total power with a limit output when conversion efficiency of the converters is equal to or greater than standard efficiency, and decides a running number by which an output of all the pairs of running storage batteries and converters is equal to or greater than the limit output when the charge and discharge total power is equal to or greater than the limit output.

Control system for electric storage system

A battery pack includes a battery assembly having a plurality of battery cells, a busbar module that includes a plurality of conductors and an insulating member which holds the conductors, a battery control unit provided at an end portion of the battery assembly in an arrangement direction of the battery cells, and an extraction conductor that connects a total electrode terminal connected to the battery assembly to a main circuit terminal of the battery control unit. The extraction conductor has a water escape portion which is located below an imaginary line connecting the total electrode terminal to the main circuit terminal, and an upper end of the water escape portion is formed at a location that is lower than a lower end of the main circuit terminal.

Battery pack

Wrist watch

This invention reduces degradation of respective lead storage batteries making up a lead storage battery bank and extends the longevity of the lead storage batteries. A lead storage battery system includes an individual battery state measurement unitthat measures current, voltage, temperature etc. of individual lead storage batteriesor lead storage battery modulesmaking up a lead storage battery bank, a state-of-charge model storage unitthat accumulates state-of-charge models representing a correlation between the battery states and a state of charge, a state-of-charge estimation unitthat estimates individual states of charge of the respective lead storage batteriesor lead storage battery modulesfrom the state-of-charge models and the battery states, a state-of-charge variation range determination unitthat calculates a state-of-charge maximum value and a state-of-charge minimum value, and an equalization-charging management unitthat controls performance of an equalization charge on the lead storage battery bank. The equalization-charging management unitperforms the equalization charge so that the state-of-charge maximum value falls within a range lower than an overcharge region and the state-of-charge minimum value falls within a range higher than a sulfation region.

Lead storage battery system

A busbar module unit includes a busbar module that is made of a resin and retains a plurality of first conductors and two second conductor, a wiring path that accommodates a plurality of voltage detection wires, a terminal accommodating portion that accommodates connection terminals of a power cable, and a cover member that is connected to the busbar module via a hinge portion. The terminal accommodating portion is integrally formed with the cover member. The wiring path is arranged so as to intersect at least one of the connection terminals. The cover member has a first face and a second face opposite to the first face, the first face opposes the wiring path when the cover member is folded back via the hinge portion. The terminal accommodating portion is formed on the second face.

Busbar module unit

Growing community of inventors

Tokyo, Japan

Hideki Inoue