GB2420032A - Battery pack for a cordless power tool - Google Patents

Battery pack for a cordless power tool Download PDF

Info

Publication number
GB2420032A
GB2420032A GB0601879A GB0601879A GB2420032A GB 2420032 A GB2420032 A GB 2420032A GB 0601879 A GB0601879 A GB 0601879A GB 0601879 A GB0601879 A GB 0601879A GB 2420032 A GB2420032 A GB 2420032A
Authority
GB
United Kingdom
Prior art keywords
battery pack
battery
cells
cell
battery cells
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
GB0601879A
Other languages
English (en)
Other versions
GB0601879D0 (en
Inventor
David A Hempe
Jeffrey M Zeiler
Kevin Glasgow
Jay J Rosenbecker
Karl F Scheucher
Gary D Meyer
Todd W Johnson
Dennis J Grzybowski
Mark Alan Kubale
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Milwaukee Electric Tool Corp
Original Assignee
Milwaukee Electric Tool Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=34624153&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=GB2420032(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from US10/719,680 external-priority patent/US7176654B2/en
Priority claimed from US10/720,027 external-priority patent/US7157882B2/en
Priority claimed from US10/721,800 external-priority patent/US7253585B2/en
Application filed by Milwaukee Electric Tool Corp filed Critical Milwaukee Electric Tool Corp
Priority claimed from GB0414283A external-priority patent/GB2408396A/en
Publication of GB0601879D0 publication Critical patent/GB0601879D0/en
Publication of GB2420032A publication Critical patent/GB2420032A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D45/00—Sawing machines or sawing devices with circular saw blades or with friction saw discs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D47/00—Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
    • B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/44—Methods for charging or discharging
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M6/00—Primary cells; Manufacture thereof
    • H01M6/50—Methods or arrangements for servicing or maintenance, e.g. for maintaining operating temperature
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J5/00—Circuit arrangements for transfer of electric power between ac networks and dc networks
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/36—Accumulators not provided for in groups H01M10/05-H01M10/34
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
    • H01M50/242—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries against vibrations, collision impact or swelling
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/271—Lids or covers for the racks or secondary casings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/289—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by spacing elements or positioning means within frames, racks or packs
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/00032—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange
    • H02J7/00038—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange using passive battery identification means, e.g. resistors or capacitors
    • H02J7/0006—
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
    • H02J7/0014—Circuits for equalisation of charge between batteries
    • H02J7/0021—
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Secondary Cells (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Battery Mounting, Suspending (AREA)
  • Portable Power Tools In General (AREA)
  • Battery Electrode And Active Subsutance (AREA)
GB0601879A 2003-11-19 2004-06-23 Battery pack for a cordless power tool Withdrawn GB2420032A (en)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
US52371603P 2003-11-19 2003-11-19
US52371203P 2003-11-19 2003-11-19
US10/719,680 US7176654B2 (en) 2002-11-22 2003-11-20 Method and system of charging multi-cell lithium-based batteries
US10/720,027 US7157882B2 (en) 2002-11-22 2003-11-20 Method and system for battery protection employing a selectively-actuated switch
US10/721,800 US7253585B2 (en) 2002-11-22 2003-11-24 Battery pack
US57427804P 2004-05-24 2004-05-24
US57461604P 2004-05-25 2004-05-25
GB0414283A GB2408396A (en) 2003-11-19 2004-06-23 Battery pack and charge equaliser

Publications (2)

Publication Number Publication Date
GB0601879D0 GB0601879D0 (en) 2006-03-08
GB2420032A true GB2420032A (en) 2006-05-10

Family

ID=34624153

Family Applications (6)

Application Number Title Priority Date Filing Date
GB0601879A Withdrawn GB2420032A (en) 2003-11-19 2004-06-23 Battery pack for a cordless power tool
GB0601841A Withdrawn GB2420027A (en) 2003-11-19 2004-06-23 Battery pack for a cordless power tool
GB0601872A Withdrawn GB2420029A (en) 2003-11-19 2004-06-23 Battery pack for a cordless power tool
GB0601844A Withdrawn GB2420028A (en) 2003-11-19 2004-06-23 Battery pack for a cordless power tool
GB0601876A Withdrawn GB2420031A (en) 2003-11-19 2004-06-23 Battery pack for a cordless power tool
GB0601873A Withdrawn GB2420030A (en) 2003-11-19 2004-06-23 Battey pack for a cordless power tool

Family Applications After (5)

Application Number Title Priority Date Filing Date
GB0601841A Withdrawn GB2420027A (en) 2003-11-19 2004-06-23 Battery pack for a cordless power tool
GB0601872A Withdrawn GB2420029A (en) 2003-11-19 2004-06-23 Battery pack for a cordless power tool
GB0601844A Withdrawn GB2420028A (en) 2003-11-19 2004-06-23 Battery pack for a cordless power tool
GB0601876A Withdrawn GB2420031A (en) 2003-11-19 2004-06-23 Battery pack for a cordless power tool
GB0601873A Withdrawn GB2420030A (en) 2003-11-19 2004-06-23 Battey pack for a cordless power tool

Country Status (4)

Country Link
JP (17) JP4624012B2 (ja)
CN (1) CN1619876B (ja)
DE (1) DE102004030037B4 (ja)
GB (6) GB2420032A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130187611A1 (en) * 2010-09-16 2013-07-25 Yazaki Corporation Cell voltage equalizer for multi-cell battery pack
CN103894987A (zh) * 2012-12-26 2014-07-02 苏州宝时得电动工具有限公司 便携式组合工具

Families Citing this family (59)

* Cited by examiner, † Cited by third party
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DE102006042603A1 (de) 2006-09-11 2008-03-27 Robert Bosch Gmbh Ladevorrichtung
JP4998846B2 (ja) * 2007-01-18 2012-08-15 日立工機株式会社 コードレス電動工具
JP2008236881A (ja) * 2007-03-19 2008-10-02 Hitachi Koki Co Ltd 充電器
JP4922031B2 (ja) * 2007-03-19 2012-04-25 日立工機株式会社 携帯用工具
JP5370709B2 (ja) * 2007-10-29 2013-12-18 日立工機株式会社 電池パック及びこれを備えた電動工具
JP4104648B1 (ja) * 2007-09-13 2008-06-18 和征 榊原 電池パック
JP5596546B2 (ja) * 2007-09-14 2014-09-24 エー１２３ システムズ， インコーポレイテッド 健康状態監視用の参照電極を備えたリチウム充電式セル
JP2009289578A (ja) 2008-05-29 2009-12-10 Makita Corp 電動工具のバッテリパック
JP2010040226A (ja) * 2008-08-01 2010-02-18 Hitachi Koki Co Ltd 電動工具用電池パック
JP5365108B2 (ja) * 2008-09-04 2013-12-11 ミツミ電機株式会社 半導体集積回路
CN109528080B (zh) 2008-10-16 2021-07-30 皇家器具有限公司 电池供电的无绳清洁系统
EP2364507B1 (en) 2008-11-07 2021-07-28 Sakti3, Inc. A method for manufacture and structure of multiple electrochemistries and energy gathering components within a unified structure
JP5436850B2 (ja) * 2008-12-19 2014-03-05 株式会社マキタ 電動工具のバッテリパック
CN102301246B (zh) * 2009-01-27 2014-09-17 创科电动工具科技有限公司 具有高电流和低电流放电接线柱的电池组盒
WO2010113455A1 (ja) * 2009-03-31 2010-10-07 三洋電機株式会社 電池モジュール、バッテリシステムおよび電動車両
JP2011163847A (ja) * 2010-02-08 2011-08-25 Denso Corp 電池電圧監視装置
JP5461221B2 (ja) 2010-02-12 2014-04-02 株式会社マキタ 複数のバッテリパックを電源とする電動工具
JP5579046B2 (ja) 2010-12-27 2014-08-27 株式会社マキタ 電動工具用装置
JP2012183611A (ja) * 2011-03-07 2012-09-27 Makita Corp 複数の二次電池セルを電源とする電動工具
AU2011205026B2 (en) * 2011-07-27 2014-06-05 Chou, Shan-Shan Charge system for series connected rechargeable batteries
DE102011086799A1 (de) 2011-11-22 2013-05-23 Robert Bosch Gmbh System mit einem Handwerkzeugkoffer und einem Handwerkzeugakku
JP2015028839A (ja) * 2011-11-25 2015-02-12 三洋電機株式会社 電池パック
KR101897822B1 (ko) * 2011-12-02 2018-09-13 삼성에스디아이 주식회사 배터리 팩
JP2014050234A (ja) * 2012-08-31 2014-03-17 Hitachi Koki Co Ltd 電源装置
JP6098117B2 (ja) * 2012-10-31 2017-03-22 日立工機株式会社 携帯用工具
JP5605588B2 (ja) * 2012-12-21 2014-10-15 日立工機株式会社 電池パック及びこれを備えた電動工具
JP2014148018A (ja) * 2013-02-01 2014-08-21 Makita Corp 手持式電動研磨機
JP2014148017A (ja) * 2013-02-01 2014-08-21 Makita Corp 手持式電動切削機
JP6133103B2 (ja) * 2013-04-04 2017-05-24 株式会社マキタ 電動工具用電池パック
KR101529551B1 (ko) * 2013-08-12 2015-06-19 주식회사 아이티엠반도체 이차전지 착탈형 배터리 보호장치
JP6103237B2 (ja) * 2013-10-24 2017-03-29 株式会社豊田自動織機 電池パック
JP6103238B2 (ja) * 2013-10-24 2017-03-29 株式会社豊田自動織機 電池パック
JP2014100785A (ja) * 2014-01-15 2014-06-05 Makita Corp 複数のバッテリパックを電源とする電動工具
GB201403971D0 (en) * 2014-03-06 2014-04-23 7Rdd Ltd Portable power supply improvements
WO2015166908A1 (ja) * 2014-04-30 2015-11-05 日立工機株式会社 電池パック、充電装置及び電動工具
AU2015264428B2 (en) * 2014-05-18 2019-02-14 Black & Decker Inc. Power tool system
JP6282546B2 (ja) * 2014-07-11 2018-02-21 株式会社マキタ 電動工具
JP6514866B2 (ja) * 2014-08-29 2019-05-15 株式会社マキタ 充電式電気機器
KR102316436B1 (ko) * 2014-11-17 2021-10-22 삼성전자주식회사 이종의 배터리 셀을 제어하기 위한 방법 및 그 전자 장치
CN104362370A (zh) * 2014-11-25 2015-02-18 上海动力储能电池系统工程技术有限公司 一种锰酸锂锂离子电池及其制备方法
EP3278380B1 (en) * 2015-04-03 2020-09-16 ConMed Corporation Autoclave tolerant battery powered motorized surgical hand piece tool
CN104868571A (zh) * 2015-05-24 2015-08-26 中煤张家口煤矿机械有限责任公司 电池专用充电器
JP6686341B2 (ja) * 2015-09-18 2020-04-22 マックス株式会社 充電式工具
JP6730418B2 (ja) * 2016-02-16 2020-07-29 株式会社マキタ 電動作業機
DE102016203429A1 (de) * 2016-03-02 2017-09-07 Robert Bosch Gmbh Akkupack für eine Handwerkzeugmaschine
JP6777912B2 (ja) 2016-10-07 2020-10-28 株式会社マキタ バッテリパック及び電動作業機
CA3042159C (en) * 2016-10-31 2021-05-25 Koki Holdings Co., Ltd. Battery pack, electrical device using battery pack, and electrical device system
CN110024210A (zh) * 2016-11-30 2019-07-16 日立汽车系统株式会社 电池控制装置
KR101970102B1 (ko) * 2018-02-20 2019-08-13 프레스토라이트아시아 주식회사 모터 제어 시스템에 사용되는 간단한 구조의 제어 장치
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US11271415B2 (en) 2018-05-18 2022-03-08 Milwaukee Electric Tool Corporation Portable power source
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USD933010S1 (en) 2019-05-29 2021-10-12 Milwaukee Electric Tool Corporation Portable power source
JP7298309B2 (ja) * 2019-05-31 2023-06-27 株式会社Ｇｓユアサ 電圧計測回路、蓄電装置
JP7450203B2 (ja) * 2019-08-06 2024-03-15 パナソニックＩｐマネジメント株式会社 電動工具
JP7088216B2 (ja) * 2020-01-10 2022-06-21 トヨタ自動車株式会社 レファレンス治具
EP4068561A4 (en) * 2021-01-28 2022-10-05 Contemporary Amperex Technology Co., Limited CHARGING METHOD AND POWER CONVERSION DEVICE

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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