WO2003098719A1 - Battery-driven electric apparatus - Google Patents
Battery-driven electric apparatus Download PDFInfo
- Publication number
- WO2003098719A1 WO2003098719A1 PCT/JP2003/005155 JP0305155W WO03098719A1 WO 2003098719 A1 WO2003098719 A1 WO 2003098719A1 JP 0305155 W JP0305155 W JP 0305155W WO 03098719 A1 WO03098719 A1 WO 03098719A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- battery
- case
- battery modules
- electric device
- pair
- Prior art date
Links
Classifications
-
- 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
- H01M10/04—Construction or manufacture in general
- H01M10/0413—Large-sized flat cells or batteries for motive or stationary systems with plate-like electrodes
-
- 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
- H01M10/04—Construction or manufacture in general
- H01M10/0445—Multimode batteries, e.g. containing auxiliary cells or electrodes switchable in parallel or series connections
-
- 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
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
- H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
- H01M50/216—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for button or coin cells
-
- 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
- H01M50/244—Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
-
- 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
- H01M50/269—Mechanical means for varying the arrangement of batteries or cells for different uses, e.g. for changing the number of batteries or for switching between series and parallel wiring
-
- 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
- H01M50/296—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by terminals of battery packs
-
- 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
- H01M50/50—Current conducting connections for cells or batteries
-
- 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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/572—Means for preventing undesired use or discharge
- H01M50/574—Devices or arrangements for the interruption of current
-
- 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
- H01M6/42—Grouping of primary cells into batteries
- H01M6/425—Multimode batteries, batteries with "reserve 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
-
- 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
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
- H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
- H01M50/213—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for cells having curved cross-section, e.g. round or elliptic
-
- 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
- H01M6/42—Grouping of primary cells into batteries
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Definitions
- the present invention relates to a battery-driven electric device including a detachable battery pack.
- Battery packs used in conventional battery-powered electric equipment always contain a plurality of battery modules in series electrical connection.
- the battery pack has an output terminal for outputting the voltage of the entire battery module in the series electrical connection state to the outside of the battery pack. Power is supplied to the main body to drive the electric equipment main body.
- the present invention has been made in order to solve the above-described problems, and a safe battery pack that does not cause electric shock or short circuit even when the body or metal touches the output terminal. It is an object of the present invention to provide a battery-driven electric device provided with the same.
- the battery pack used in the battery-driven electric device of the present invention has at least
- a case accommodating two battery modules, a switch means provided in the case, and an output terminal provided in the case are provided.
- the switch means selectively closes the at least two battery modules to establish a serial electrical connection and opens the at least two battery modules to interrupt the serial electrical connection.
- the switch means establishes the series electrical connection when the case is attached to the electric device main body, in conjunction with an actuating device provided on the electric device main body for detachably holding a battery pack. When the case is removed from the main body of the electric device, the series electric connection is cut off by separating the case.
- the output terminal is connected to an input terminal of the electric device main body, and supplies a series voltage of the at least two battery modules to the electric device main body when the switch is closed.
- the series electric connection of the at least two battery modules is interrupted by opening the switch means. There is no risk of electric shock or short circuit even if the body or metal touches.
- the switch means is closed to electrically connect the at least two battery modules in series. Can be supplied.
- the switch means includes at least a pair of fixed contacts and a movable contact. Is preferably obtained.
- the at least two battery modules have a positive electrode and a negative electrode, respectively, and the pair of fixed contacts are connected to a positive electrode of one of the at least two battery modules and a negative electrode of the other battery module. Connected respectively.
- the movable contact is movable between a closed position for closing between the fixed contacts and an open position for opening between the fixed contacts, and is normally urged to the open position. It is housed in the opening provided and is freely engageable with the above-mentioned actuator. The movable contact is moved to the closed position by the actuator when the actuator is inserted into the opening.
- the at least two battery modules are connected in series by the fact that the actuator is inserted into the opening, when the case is not attached to the main body of the electric device, the small number of the battery modules is set. At least the series electrical connection between the two battery modules is interrupted, and there is no danger of electric shock or short circuit even if the body or metal touches the output terminals.
- At least one pair of fixed electrodes is provided as the switch means.
- the case has a coupling portion for coupling to the electric device main body, and the pair of fixed electrodes is connected to a positive electrode of one of the at least two battery modules and a negative electrode of the other battery module.
- the fixed electrodes are connected to each other, and the pair of fixed electrodes are arranged apart from each other at the binding site.
- the actuator is in the form of a movable plate, and the movable plate electrically connects the pair of fixed electrodes when the coupling portion is coupled to the electric device body. In this case, the movable plate is fixed to the pair of fixed members.
- the connection between the electrodes causes the at least two battery modules to be in a series electrical connection state
- the series electrical connection of the at least two battery modules is interrupted when the case is not attached to the electrical device body. There is no danger of electric shock or short circuit even if the body or metal touches the output terminal.
- the case has a polygonal binding site.
- the two pairs of fixed electrodes are connected to a positive electrode and a negative electrode between at least three battery modules, respectively.
- the two pairs of fixed electrodes are arranged on different surfaces of the polygonal coupling site, and the same pair of fixed electrodes are arranged apart from each other on the same surface.
- the actuator is in the form of a movable plate, and the movable plate electrically connects the pair of fixed electrodes when the case is attached to the electric device body. This prevents the battery module from short-circuiting even when the body or metal touches one surface of the polygonal connection site.
- FIG. 1 is a diagram illustrating a battery-driven electric device according to a first embodiment of the present invention.
- FIG. 2 is a diagram illustrating a battery-driven electric device according to a second embodiment of the present invention.
- FIG. 3 is a diagram showing a modification of the second embodiment of the present invention. BEST MODE FOR CARRYING OUT THE INVENTION
- FIG. 1 shows a battery-driven electric device according to a first embodiment of the present invention.
- the battery-driven electric device includes an electric device main body 20 having an electric drive source such as a large-capacity motor inside, and a battery pack that detachably supplies a large amount of power to the electric device main body 20. Consists of one.
- Battery pack 1 has eight battery modules A to H housed in case 2. Each of the battery modules A to H is formed by electrically connecting 10 1.2 V battery cells 3 in series, and outputs 12 V each. Each of the battery modules A to H has a pair of positive electrodes p and negative electrodes n that output a series voltage of 12 V at both ends. Of the battery modules A to H, the positive electrode p of the battery module A is electrically connected to the positive output terminal P of the output terminal 8 protruding from the one surface 2a of the case 2, and the negative electrode n of the battery module H. Is electrically connected to the negative output terminal N of the output terminal 8.
- each switch 7 selectively closes each of the adjacent battery modules to establish a series electrical connection, and selectively opens the respective battery modules to interrupt the series electrical connection.
- Each switch 7 includes a pair of fixed contacts 5, 5 and a movable contact 6. The pair of solid The constant contacts 5, 5 are electrically connected to the negative electrode n of one of the adjacent battery modules and the positive electrode p of the other battery module, respectively.
- the movable contact 6 is movable between a closed position for closing between the pair of fixed contacts 5 and 5 and an open position for opening, and is normally urged by a panel so as to be in the open position. Have been.
- the movable contacts 6 of all the switches 7 are in the closed position, the battery modules A to H are electrically connected in series, and a voltage of 96 V can be output from the plus output terminal P of the output terminal 8 and the minus output terminal N.
- the movable contacts 6 are respectively housed in seven openings 9 provided on the one surface 2 a of the case 2.
- a cylindrical actuator 10 and an insertion hole 21 are provided on one surface 20a of the electric device main body 20 on which the battery pack 1 is mounted.
- An input terminal 17 is formed on the inner surface of the insertion hole 21.
- the input terminal 17 has a positive input terminal 17P and a negative input terminal 17N.
- Each battery 10 is inserted into the corresponding opening 9 when the battery pack 1 is attached to the electric device body 20.
- the actuator 10 When the actuator 10 is inserted into the opening 9, the movable contact 6 is pushed by the actuator 10 to move to the closed position, and electrically connects the adjacent battery modules in series.
- the output terminal 8 is inserted, the plus input terminal 17 P and the minus input terminal 17 N come into contact with the plus output terminal P and the minus output terminal N of the output terminal 8, respectively.
- the electric device main body 20 is driven by power supplied from the output terminal 8 of the battery pack 1 through the input terminal 17. You.
- the battery pack 1 is detachably held on the device body by a conventionally known mechanism, and the description of the detachable mechanism is omitted, but the present invention has a conventionally known detachable mechanism. Applicable to things.
- Each of the battery modules A to H is a rechargeable battery module that can be charged from the outside, and the battery can be replaced for each battery module.
- FIG. 2 shows a battery pack 1 according to a second embodiment of the present invention. As in the first embodiment described above, the battery pack 1 includes eight sets of batteries in a case 2. Modules A to H are stored. On one surface 2a of the case 2, an octagonal prism-shaped connecting portion 11 is provided.
- an octagonal insertion hole 22 into which the connecting part 11 of the battery pack 1 can be inserted 6 Battery pack 1 And the electric device main body 20 are attached by inserting the coupling portion 11 into the insertion hole 22.
- the output terminal 16 is provided on one side, and the switch 12 is formed on the remaining seven sides.
- the output terminal ⁇ 6 is composed of a positive electrode plate P and a negative electrode plate N which are separated from each other.
- the positive electrode plate P is electrically connected to the positive electrode p of the battery module A.
- the negative electrode N is electrically connected to the negative electrode n of the battery module H.
- the switch 12 has a pair of fixed electrodes 12 n and 12 p on one side surface. The pair of fixed electrodes 12 n and 12 p are spaced apart from each other on the same side.
- one fixed electrode 1 2 n is electrically connected to the negative electrode n of one of the adjacent battery modules
- the other fixed electrode 1 2 n p is electrically connected to the positive electrode p of the other battery module of the adjacent battery modules.
- one fixed electrode 12 ⁇ is electrically connected to the negative electrode n of one battery module A of the adjacent battery modules A and B
- the other fixed electrode 12 p is electrically connected to the positive electrode p of the other battery module B.
- one fixed electrode 1 2 ⁇ is And the fixed electrode 12 p of the other battery module C is electrically connected to the positive electrode p of the other battery module C.
- the input terminal 17 has a positive input terminal 17P and a negative input terminal 17N.
- the positive input terminal 17 P and the negative input terminal 17 N come into contact with the positive output terminal P and the negative output terminal N of the output terminal 16 when the coupling portion 11 is inserted into the insertion hole 22.
- the movable plate 13 includes a pair of fixed electrodes 12 n, 12 p arranged on one side surface of the switch portion 12 of the coupling portion 11.
- the movable plate 13 electrically connects the fixed electrodes 12n and 12p, so that the battery modules A to H are connected in series.
- Output A voltage of 96 V is supplied from terminal 16 to input terminal 21 of electrical equipment body 20.
- the output terminal 16 is inserted into the insertion hole 22, it cannot be contacted from the outside, and there is no risk of electric shock or short circuit.
- a pair of fixed electrodes 12 n and 12 p are arranged one on each side of the binding site 11, the fixed electrode 12 n connected to the negative electrode n and the positive electrode P connected to the negative electrode n of the same battery module.
- the fixed electrodes 12 p connected to the electrodes are arranged on different side surfaces of the binding site 11. This prevents the same battery module from being short-circuited even when the body or metal touches one surface of the bonding portion 11.
- LED 15 is electrically connected to each of the eight diagnostic circuits 14 housed inside the case 2.
- the diagnostic circuit 14 is provided for each of the battery modules A to H, and measures the voltage of each of the battery modules A to H. When the measured voltage value is equal to or less than the predetermined value, the diagnostic circuit 14 turns on the corresponding LED 15 as “battery module abnormality”, and automatically shuts down the series electrical connection to stop the operation. According to this, safety is ensured by stopping the operation when "battery module abnormality" is detected.
- the voltage value measured by the diagnostic circuit 14 may indicate “end of battery life J” or may automatically stop the series electric connection and stop operation. According to this, for example, when the battery module A discharges early, it is possible to prevent a current from being sent to the battery module A which has become a low voltage, thereby preventing reverse charging, thereby ensuring safety and Cycle life can be prolonged.
- a fail-safe circuit is provided in the battery pack. The above diagnostic circuit generates an error signal when the voltage between both ends of each battery module is equal to or lower than a predetermined value or when a voltage indicating the end of the battery life is detected. When an error signal is received, the fail-safe circuit turns on the corresponding LED and activates the above-mentioned switch means to cut off the series electrical connection between the battery packs.
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Battery Mounting, Suspending (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2003235089A AU2003235089A1 (en) | 2002-04-23 | 2003-04-23 | Battery-driven electric apparatus |
US10/488,862 US7161326B2 (en) | 2002-04-23 | 2003-04-23 | Battery-powered electrical device having a detachable battery pack |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002121408A JP4211276B2 (ja) | 2002-04-23 | 2002-04-23 | 充電式電気機器 |
JP2002-121408 | 2002-04-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2003098719A1 true WO2003098719A1 (en) | 2003-11-27 |
Family
ID=29537350
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2003/005155 WO2003098719A1 (en) | 2002-04-23 | 2003-04-23 | Battery-driven electric apparatus |
Country Status (5)
Country | Link |
---|---|
US (1) | US7161326B2 (ja) |
JP (1) | JP4211276B2 (ja) |
CN (1) | CN1269236C (ja) |
AU (1) | AU2003235089A1 (ja) |
WO (1) | WO2003098719A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2421369A (en) * | 2004-12-17 | 2006-06-21 | Hitachi Ltd | Battery housing having output terminals and an output breaker |
WO2013047399A1 (ja) * | 2011-09-27 | 2013-04-04 | 三洋電機株式会社 | バッテリシステム、電動車両、移動体、電力貯蔵装置、電源装置、バッテリユニットおよび収容体 |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7463007B2 (en) * | 2004-03-08 | 2008-12-09 | Black & Decker Inc. | Battery pack housing and packaging |
JP5024811B2 (ja) * | 2006-03-17 | 2012-09-12 | 国立大学法人静岡大学 | 電動車両の電源装置 |
JP4674722B2 (ja) * | 2006-03-17 | 2011-04-20 | 国立大学法人静岡大学 | 電動車両の電源供給装置 |
US7352155B2 (en) * | 2006-06-12 | 2008-04-01 | O2Micro International Ltd. | Apparatus and method for detecting battery pack voltage |
JP4748010B2 (ja) * | 2006-09-19 | 2011-08-17 | トヨタ自動車株式会社 | 電源装置 |
CN100433482C (zh) * | 2006-11-10 | 2008-11-12 | 湖南大学 | 用于混合动力汽车的安全电池箱 |
CA2873314C (en) | 2007-01-12 | 2018-02-27 | Koehler-Bright Star, Inc. | Battery pack for miner's cap lamp with charging and discharging control module |
JP5478188B2 (ja) * | 2009-10-13 | 2014-04-23 | トヨタ自動車株式会社 | 電源装置、それを備えた車両および電源装置の検査方法 |
JP2011189248A (ja) * | 2010-03-12 | 2011-09-29 | Honda Motor Co Ltd | 塗装機及び塗装装置 |
US8372534B2 (en) * | 2010-09-02 | 2013-02-12 | Bathium Canada Inc. | Connector for battery pack |
CN205724938U (zh) | 2013-03-14 | 2016-11-23 | 米沃奇电动工具公司 | 具有多个电池组的电动工具 |
GB201403971D0 (en) | 2014-03-06 | 2014-04-23 | 7Rdd Ltd | Portable power supply improvements |
MX347885B (es) | 2014-05-16 | 2017-05-16 | Techtronic Power Tools Tech Ltd | Paquete de multi-baterias de herramientas electricas. |
AU2015361134B2 (en) * | 2014-12-12 | 2021-07-01 | Black & Decker Inc. | Transport system for convertible battery pack |
JP6540216B2 (ja) * | 2015-05-13 | 2019-07-10 | セイコーエプソン株式会社 | 制御装置、電子機器及び無接点電力伝送システム |
EP3378113B1 (en) * | 2016-02-26 | 2022-11-30 | Techtronic Outdoor Products Technology Limited | Battery packs and method of assembling battery packs |
US10944131B2 (en) | 2016-12-16 | 2021-03-09 | Milwaukee Electric Tool Corporation | Battery pack switch |
EP4379904A3 (en) | 2016-12-16 | 2024-07-03 | Milwaukee Electric Tool Corporation | Battery pack interface |
CN212485397U (zh) | 2017-03-24 | 2021-02-05 | 米沃奇电动工具公司 | 电池组和电气组合 |
TWM578899U (zh) | 2017-06-30 | 2019-06-01 | 美商米沃奇電子工具公司 | 電氣組合、動力工具系統、電動馬達總成、電動馬達、電池組以及馬達總成 |
US20210050565A1 (en) * | 2018-02-12 | 2021-02-18 | Tti (Macao Commercial Offshore) Limited | Battery pack containing a rotatable connector |
USD887980S1 (en) | 2018-02-16 | 2020-06-23 | Milwaukee Electric Tool Corporation | Interface portion of a battery pack |
CN113991228A (zh) * | 2021-10-15 | 2022-01-28 | 湖南科霸汽车动力电池有限责任公司 | 轨道车辆用镍氢电池模组 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH06310114A (ja) * | 1993-04-28 | 1994-11-04 | Toshiba Corp | 電池パックの短絡防止機構 |
JPH07107660A (ja) * | 1993-09-30 | 1995-04-21 | Ricoh Co Ltd | 電子機器 |
JPH07245096A (ja) * | 1994-03-07 | 1995-09-19 | Sony Corp | バッテリー装置 |
JPH09106793A (ja) * | 1995-10-13 | 1997-04-22 | Nec Niigata Ltd | カセット式電池パック |
-
2002
- 2002-04-23 JP JP2002121408A patent/JP4211276B2/ja not_active Expired - Lifetime
-
2003
- 2003-04-23 CN CNB038012715A patent/CN1269236C/zh not_active Expired - Fee Related
- 2003-04-23 AU AU2003235089A patent/AU2003235089A1/en not_active Abandoned
- 2003-04-23 US US10/488,862 patent/US7161326B2/en not_active Expired - Fee Related
- 2003-04-23 WO PCT/JP2003/005155 patent/WO2003098719A1/ja active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06310114A (ja) * | 1993-04-28 | 1994-11-04 | Toshiba Corp | 電池パックの短絡防止機構 |
JPH07107660A (ja) * | 1993-09-30 | 1995-04-21 | Ricoh Co Ltd | 電子機器 |
JPH07245096A (ja) * | 1994-03-07 | 1995-09-19 | Sony Corp | バッテリー装置 |
JPH09106793A (ja) * | 1995-10-13 | 1997-04-22 | Nec Niigata Ltd | カセット式電池パック |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2421369A (en) * | 2004-12-17 | 2006-06-21 | Hitachi Ltd | Battery housing having output terminals and an output breaker |
GB2421369B (en) * | 2004-12-17 | 2007-04-18 | Hitachi Ltd | Battery module |
CN100411228C (zh) * | 2004-12-17 | 2008-08-13 | 株式会社日立制作所 | 电池组件 |
US7466103B2 (en) | 2004-12-17 | 2008-12-16 | Hitachi, Ltd. | Battery module |
WO2013047399A1 (ja) * | 2011-09-27 | 2013-04-04 | 三洋電機株式会社 | バッテリシステム、電動車両、移動体、電力貯蔵装置、電源装置、バッテリユニットおよび収容体 |
Also Published As
Publication number | Publication date |
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AU2003235089A1 (en) | 2003-12-02 |
JP4211276B2 (ja) | 2009-01-21 |
CN1269236C (zh) | 2006-08-09 |
CN1568554A (zh) | 2005-01-19 |
US7161326B2 (en) | 2007-01-09 |
US20040257033A1 (en) | 2004-12-23 |
JP2003317688A (ja) | 2003-11-07 |
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