JP2014131431A5 - - Google Patents

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Publication number
JP2014131431A5
JP2014131431A5 JP2012288526A JP2012288526A JP2014131431A5 JP 2014131431 A5 JP2014131431 A5 JP 2014131431A5 JP 2012288526 A JP2012288526 A JP 2012288526A JP 2012288526 A JP2012288526 A JP 2012288526A JP 2014131431 A5 JP2014131431 A5 JP 2014131431A5
Authority
JP
Japan
Prior art keywords
battery set
battery
output
electric power
electric tool
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.)
Granted
Application number
JP2012288526A
Other languages
Japanese (ja)
Other versions
JP2014131431A (en
JP6462975B2 (en
Filing date
Publication date
Application filed filed Critical
Priority claimed from JP2012288526A external-priority patent/JP6462975B2/en
Priority to JP2012288526A priority Critical patent/JP6462975B2/en
Priority to PCT/JP2013/007589 priority patent/WO2014103306A2/en
Priority to CN201380067984.9A priority patent/CN104885325B/en
Priority to US14/654,899 priority patent/US10199844B2/en
Priority to EP13821201.4A priority patent/EP2939321B1/en
Publication of JP2014131431A publication Critical patent/JP2014131431A/en
Publication of JP2014131431A5 publication Critical patent/JP2014131431A5/ja
Priority to JP2017156252A priority patent/JP6589948B2/en
Publication of JP6462975B2 publication Critical patent/JP6462975B2/en
Application granted granted Critical
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Claims (1)

複数の二次電池セルを接続してなる電池組と、
電動工具の電池接続手段と接続される接続部と、
前記電池組のプラス側に設けられ、前記電池組からの電力の出力を遮断する第１の遮断手段と、
前記電池組のマイナス側に設けられ、前記電池組の電力の出力を遮断する第２の遮断手段とを有することを特徴とする電動工具に用いられる電源装置。 A battery set formed by connecting a plurality of secondary battery cells;
A connecting portion connected to the battery connecting means of the electric tool;
A first shut-off means provided on the positive side of the battery set for shutting off the output of electric power from the battery set;
A power supply device used for an electric tool, comprising: a second cutoff unit that is provided on a negative side of the battery set and cuts off an output of electric power of the battery set.
JP2012288526A 2012-12-28 2012-12-28 Power supply Active JP6462975B2 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2012288526A JP6462975B2 (en) 2012-12-28 2012-12-28 Power supply
EP13821201.4A EP2939321B1 (en) 2012-12-28 2013-12-25 Power-supplying device
CN201380067984.9A CN104885325B (en) 2012-12-28 2013-12-25 Power supply unit
US14/654,899 US10199844B2 (en) 2012-12-28 2013-12-25 Power-supplying device
PCT/JP2013/007589 WO2014103306A2 (en) 2012-12-28 2013-12-25 Power-supplying device
JP2017156252A JP6589948B2 (en) 2012-12-28 2017-08-11 Power supply

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2012288526A JP6462975B2 (en) 2012-12-28 2012-12-28 Power supply

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2017156252A Division JP6589948B2 (en) 2012-12-28 2017-08-11 Power supply

Publications (3)

Publication Number Publication Date
JP2014131431A JP2014131431A (en) 2014-07-10
JP2014131431A5 true JP2014131431A5 (en) 2016-02-18
JP6462975B2 JP6462975B2 (en) 2019-01-30

Family

ID=51409324

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2012288526A Active JP6462975B2 (en) 2012-12-28 2012-12-28 Power supply
JP2017156252A Active JP6589948B2 (en) 2012-12-28 2017-08-11 Power supply

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2017156252A Active JP6589948B2 (en) 2012-12-28 2017-08-11 Power supply

Country Status (1)

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JP (2) JP6462975B2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE538601C2 (en) * 2014-12-19 2016-09-27 Atlas Copco Ind Technique Ab An emergency stop device for a power tool, an electrical power pack, a power tool, system and method
JP7425607B2 (en) * 2018-01-26 2024-01-31 株式会社Ａｅｓｃジャパン Battery control device, battery pack, battery control method, and program
KR102597017B1 (en) * 2018-06-01 2023-11-02 엘지이노텍 주식회사 DC-DC Converter for Reverse Wiring Protection and Controlling Method Thereof
JP7380535B2 (en) * 2020-11-19 2023-11-15 トヨタ自動車株式会社 Battery monitoring device, method, program, and vehicle

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003324964A (en) * 2002-05-09 2003-11-14 Honda Motor Co Ltd Power source switching and controlling device and controlling method thereof
JP2005131770A (en) * 2003-10-31 2005-05-26 Matsushita Electric Ind Co Ltd Battery pack, power tool and power tool system
JP2005285458A (en) * 2004-03-29 2005-10-13 Sanyo Electric Co Ltd Power unit and cell for power unit
US7667942B2 (en) * 2004-12-13 2010-02-23 Schlumberger Technology Corporation Battery switch for downhole tools
US8319476B2 (en) * 2007-07-06 2012-11-27 Seiko Instruments Inc. Battery state monitoring circuit and battery device
JP5260999B2 (en) * 2008-03-26 2013-08-14 パナソニック株式会社 Battery pack
WO2010036202A1 (en) * 2008-09-23 2010-04-01 Stl Energy Technology (S) Pte Ltd Battery pack and method of battery pack power management
JP5313616B2 (en) * 2008-10-08 2013-10-09 株式会社マキタ Battery pack for electric tools and electric tools
JP5675045B2 (en) * 2008-11-26 2015-02-25 三洋電機株式会社 Battery system
JP2011078282A (en) * 2009-10-01 2011-04-14 Sony Corp Battery pack
JP2011229319A (en) * 2010-04-21 2011-11-10 Makita Corp Electric tool battery pack
CN103283108B (en) * 2010-12-22 2016-01-13 九州电力株式会社 Supply unit

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