WO2003026040A1 - Portable electronic equipment and battery mounting device of the equipment - Google Patents
Portable electronic equipment and battery mounting device of the equipment Download PDFInfo
- Publication number
- WO2003026040A1 WO2003026040A1 PCT/JP2002/005688 JP0205688W WO03026040A1 WO 2003026040 A1 WO2003026040 A1 WO 2003026040A1 JP 0205688 W JP0205688 W JP 0205688W WO 03026040 A1 WO03026040 A1 WO 03026040A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- battery
- lock
- mobile phone
- portable electronic
- locking
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0262—Details of the structure or mounting of specific components for a battery compartment
-
- 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
- H01M50/202—Casings or frames around the primary casing of a single cell or a single battery
-
- 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
- H01M50/247—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for portable devices, e.g. mobile phones, computers, hand tools or pacemakers
-
- 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
- H01M50/262—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks
- H01M50/264—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks for cells or batteries, e.g. straps, tie rods or peripheral frames
-
- 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
-
- 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
Definitions
- the present invention relates to a portable electronic device such as a mobile phone, and more particularly to a battery mounting device for opening a cover of a portable electronic device and detachably mounting a battery.
- FIG. 8, FIG. 9, and FIG. 10 are explanatory diagrams of a battery mounting procedure in a conventional battery mounting device.
- a battery 3 is stored in a battery storage area 2 provided in a place where the back cover is opened, and the battery 3 is covered with the back cover 4.
- the protrusion (not shown) provided at the tip portion of the battery 3 is inserted into the concave portion (not shown) provided on the main body side of the mobile phone 1. Insert the battery (in the direction of arrow A in Fig. 8) to fix the front end, and then store the rear part of battery 3 in battery storage area 2 (in the direction of arrow B in Fig. 9).
- the sliding lock member 5 provided on the main body side of the mobile phone 1 is slid in the direction of arrow C in FIG. 9 so that the protrusion 3 a provided on the rear end of the battery 3 (FIG. 8) to lock the battery 3 to the mobile phone 1 itself.
- the back cover 4 is inserted into the back of the main body of the mobile phone 1 (in the direction of arrow D in FIG. 9), and the back cover 4 is slid in the direction of arrow E in FIG.
- the locking pieces 4 a and 4 b projecting from the tip of 4 are radiused and fit into the fitting recesses 6 and 7 on the mobile phone 1 body side, and the back cover 4 does not easily come off the mobile phone 1 body It is fixed as follows.
- This problem can be solved by providing a lock mechanism that locks the back cover 4 to the mobile phone 1 body.
- a lock mechanism that locks the battery 3 and a lock mechanism that locks the back cover 4 are carried.
- Providing it in a small case of a telephone is tight in space and increases manufacturing costs.
- two lock mechanisms must be operated, there is a problem that the replacement of the battery becomes troublesome.
- a lock mechanism is provided on the back cover, and some batteries are simply inserted into the main body of the mobile phone.However, a heavy battery is not locked in the main body of the mobile phone. Is not a very good thing because it concerns the reliability of mobile phones.
- An object of the present invention is to provide a battery mounting device and a portable electronic device that can lock and unlock both a back cover and a battery with one operating member.
- the lock member slidably provided on the main body of the portable electronic device is slid to the lock position when the lid is opened and the battery is stored inside.
- the locking member provided on the battery and the locking member provided on the lid are configured to be locked by the hook member.
- FIG. 1 is a perspective view showing a state in which a back cover of a mobile phone equipped with a battery mounting device according to one embodiment of the present invention is removed and a battery is mounted.
- FIG. 2 is a perspective view showing a state in which a back cover of a mobile phone equipped with the battery mounting device according to one embodiment of the present invention is mounted.
- FIG. 3 is a perspective view showing a state in which the back cover of a mobile phone equipped with the battery mounting device according to one embodiment of the present invention is mounted.
- FIG. 4A is a rear view of the mobile phone in the unlocked position of the battery mounting device according to one embodiment of the present invention
- FIG. 4B is a battery mounting device according to one embodiment of the present invention.
- FIG. 4 is a cross-sectional view of the mobile phone at the unlock position.
- FIG. 5 (a) is a back view of the mobile phone in the lock position of the battery mounting device according to one embodiment of the present invention
- FIG. 5 (b) is a lock of the battery mounting device according to one embodiment of the present invention. It is sectional drawing of the mobile telephone in a position.
- FIG. 6 is an exploded view showing a state where a slide piece is removed from a mobile phone equipped with the battery mounting device according to one embodiment of the present invention.
- FIG. 7 is an enlarged view of a main part showing a state where a slide piece is removed from a mobile phone equipped with the battery mounting device according to one embodiment of the present invention.
- FIG. 8 is a perspective view showing a state where a back cover of a conventional mobile phone is removed and a battery is mounted.
- FIG. 9 is a perspective view showing a state where a back cover is attached after attaching a battery to a conventional mobile phone.
- FIG. 10 is a perspective view showing a state in which the back cover of a conventional mobile phone is fixed.
- reference numeral 10 denotes a mobile phone
- 11 denotes a battery
- 11a denotes an engagement protrusion
- 12 denotes a battery storage space
- 13 denotes a back cover
- 13b denotes an engagement protrusion
- 18 denotes a case.
- 18a and 18b are locking parts
- 20 is a battery mounting device
- 21 is a slide piece
- 22 and 23 are rail pieces
- 24 and 25 are concave strips
- 26 is a lock position.
- Locking groove, 27 is release position locking groove
- 28 is upper plate
- 28a is recessed
- 29 is lower plate
- 29a is elastic piece
- 29b is projection for engagement
- 29 c and 29 d are locking projections.
- FIG. 1 is a perspective view showing a place where a back cover is removed and a battery is inserted into a battery storage position in a mobile phone equipped with a battery mounting device according to an embodiment of the present invention.
- a concave portion for inserting a projection (not shown) provided at the tip of the battery 11 is provided. Insert the protrusion at the tip, tilt the rear end of the battery 11 in the direction of arrow F, and store the battery 11 in the battery storage area 12 of the mobile phone 10.
- a battery mounting device 20 is mounted on the rear side of the rear end of the mobile phone 10.
- FIG. 2 is a perspective view showing a place where a back cover is mounted on a mobile phone equipped with a battery mounting device according to one embodiment of the present invention.
- a protrusion (not shown) provided at the end of the back cover 13 is provided in a recess provided in the mobile phone 10 (not shown).
- a concave portion 13 a for receiving a slide piece 21 serving as a lock member of the battery mounting device 20 described in detail later, and a concave portion 13 a And locking engagement projections 13 b protruding rearward.
- the engagement protrusion 13 b is provided at a position overlapping with the engagement protrusion 11 a of the battery 11.
- FIG. 3 is a perspective view showing a state in which both the back cover and the battery are simultaneously opened with a single touch on a mobile phone equipped with the battery mounting device according to the present embodiment.
- the back cover 13 is brought into close contact with the back side of the mobile phone 10, and then the slide piece 21 of the battery mounting device 20 is pushed in the direction of the arrow H, so that the details will be described later.
- the slide piece 21 locks the engagement protrusion 11a of the battery 11 and the engagement protrusion 13b of the back cover 13 at the same time.
- FIGS. Fig. 4 (a) is a rear view of the rear end portion of the mobile phone 10 when the slide piece 21 is in the unlocked position (unlocked position), and (b) of FIG. IVB—IVB sectional view.
- FIG. 5A is a rear view of the rear end portion of the mobile phone 10 when the slide piece 21 is at the lock position
- FIG. 5B is a view showing VB—VB of FIG. It is a line sectional view.
- FIG. 6 is an exploded view showing a state in which the slide piece 21 has been removed from the back side of the main body of the mobile phone 10 (the slide piece 21 is shown on both the front side and the back side).
- 7 is an enlarged view of a main part of FIG. 6 (the slide piece 21 is an enlarged view of the back side).
- the battery mounting device 20 of the present embodiment includes two rail pieces 22, 2 3 having a T-shaped cross section projecting from the rear side of a rear end portion of a mobile phone 10, for example, an ABS resin case 18 (FIG. 6). , Fig. 7).
- the slide piece 21 is made of, for example, polyacetal resin, and has T-shaped concave grooves 24, 25 fitted to the rail pieces 22, 23, and the slide piece 21 is formed.
- the slide pieces 21 can slide freely in the direction along the rail pieces 22 and 23 (the direction of the arrow H in FIG. 3) and can slide on the rail pieces 22 and 23. It is attached to the inaccessible from 23 (the structure that makes it impossible to escape will be described later).
- the slide piece 21 can be slid freely in the direction along the rail pieces 22 and 23, but a case is used to lock the slide piece 21 in two positions, a lock position and a release position.
- a groove 26 for locking the lock position and a groove 27 for locking the release position are provided between the rail piece 22 and the rail piece 23 of 18.
- the slide piece 21 includes two plate members, an upper plate 28 and a lower plate 29 (see FIGS. 4, 5, and 7).
- the lower plate 29 has a U-shaped notch 30.
- a cantilever type elastic piece 29 a is formed on the lower surface side of the tip of the elastic piece 29 a.
- the above-mentioned concave groove 26 for locking position locking, and for releasing position locking A projection 29 b that elastically engages with the concave groove 27 is provided.
- the left and right ends of the lower plate 29 of the slide piece 21 are provided with locking projections 29c and 29d, respectively, and the slide piece 21 is attached to the rail pieces 22 and 23.
- the slide piece 21 tries to move further away from the mobile phone 10 than the release position.
- the locking projections 29c and 29d interfere with the locking portions 18a and 18b provided on the case 18 of the mobile phone 10 so that they cannot be removed.
- the locking portions 18a and 18b are provided on the upper side (back cover side) to securely lock the locking projections 29c and 29d even when the slide piece 21 is bent by a strong force.
- the shape is slightly protruding.
- the end of the lower plate 29 of the slide piece 2 1 on the battery 11 side faces the upper surface of the engagement projection 11 a of the battery 11 (back cover Side) to lock the battery 11, and at the same time, the end of the upper plate 28 of the slide piece 2 1, which is the side of the battery 11, faces the upper side of the engagement projection 13 b of the back cover 13. It locks the back cover 13 while holding it down.
- the upper surface of the upper plate 28 is formed on the same surface as the surface of the back cover 13 and has a recess 2 8 a so that the toe can be hooked with a toe to release the slide piece 21. Is provided.
- the recess 28 of the upper plate 28 of the slide piece 2 1 must be closed in the state shown in FIG. With the toe up, pull the slide piece 21 away from the battery 11 side. As a result, the tip projection 29 b of the resilient piece 29 a is disengaged from the concave groove 26 and advances to the concave groove 27, where it is locked. Even if the slide piece 21 is further pulled out, the protrusions 29 c and 29 d protruding to the left and right of the slide piece 21 will collide with the locking portions 18 a and 18 b of the case 18 and be pulled out. Can not.
- the battery and the back cover can be simultaneously locked with one touch with the same slide piece and released, so that the cost is low.
- the reliability of the mobile phone can be improved, and it can be mounted in a small space. .
- the projections 11a and 13b are provided as locking portions provided on the battery and the back cover.
- concave portions are provided as locking portions, and the slide pieces 21 are provided. It is also possible to provide a projection on the side that fits into these recesses so that the battery and back cover 13 can be opened.
- a battery mounting device capable of locking and releasing a battery and a back cover with a single operation member at a low cost and in a small space.
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Computer Hardware Design (AREA)
- Signal Processing (AREA)
- Battery Mounting, Suspending (AREA)
- Telephone Set Structure (AREA)
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP02733411A EP1427035A4 (en) | 2001-09-14 | 2002-06-07 | PORTABLE ELECTRONIC DEVICE AND BATTERY MOUNTING DEVICE FOR THE APPLIANCE |
US10/466,448 US7043282B2 (en) | 2001-09-14 | 2002-06-07 | Portable electronic equipment and battery mounting device of the equipment |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001-279870 | 2001-09-14 | ||
JP2001279870A JP2003086160A (ja) | 2001-09-14 | 2001-09-14 | 携帯電子機器及びそのバッテリ取付装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2003026040A1 true WO2003026040A1 (en) | 2003-03-27 |
Family
ID=19103967
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2002/005688 WO2003026040A1 (en) | 2001-09-14 | 2002-06-07 | Portable electronic equipment and battery mounting device of the equipment |
Country Status (5)
Country | Link |
---|---|
US (1) | US7043282B2 (ja) |
EP (1) | EP1427035A4 (ja) |
JP (1) | JP2003086160A (ja) |
CN (1) | CN100414737C (ja) |
WO (1) | WO2003026040A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1699095A1 (en) * | 2003-12-26 | 2006-09-06 | Sony Corporation | Battery device and electronic apparatus |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100524751B1 (ko) * | 2003-05-07 | 2005-11-01 | 엘지전자 주식회사 | 휴대용 단말기의 스피커 장치 |
KR100498358B1 (ko) * | 2003-07-05 | 2005-07-01 | 엘지전자 주식회사 | 휴대용 단말기의 배터리 고정장치 |
US7662507B2 (en) * | 2004-06-28 | 2010-02-16 | Honeywell International Inc. | HVAC controller battery tray |
KR100587311B1 (ko) * | 2004-09-20 | 2006-06-08 | 엘지전자 주식회사 | 이동통신 단말기의 배터리팩 덮개 록킹장치 |
JP5013674B2 (ja) * | 2005-01-14 | 2012-08-29 | パナソニック株式会社 | 携帯端末 |
US7832652B2 (en) | 2005-01-31 | 2010-11-16 | Honeywell International Inc. | HVAC controller with side removable battery holder |
KR100630186B1 (ko) | 2005-03-21 | 2006-09-29 | 삼성전자주식회사 | 휴대 단말기의 배터리팩 락킹 장치 |
CN2792102Y (zh) * | 2005-04-15 | 2006-06-28 | 鸿富锦精密工业(深圳)有限公司 | 盖板固定装置组合 |
KR100630914B1 (ko) * | 2005-06-16 | 2006-10-04 | 엘지전자 주식회사 | 휴대 단말기의 배터리 착탈장치 |
JP4636459B2 (ja) * | 2006-12-07 | 2011-02-23 | 富士通東芝モバイルコミュニケーションズ株式会社 | 電子機器および電子機器の製造方法 |
JP2008187242A (ja) * | 2007-01-26 | 2008-08-14 | Sanyo Electric Co Ltd | 携帯電話機 |
JP2009180883A (ja) | 2008-01-30 | 2009-08-13 | Sanyo Electric Co Ltd | 電子機器 |
JP4513897B2 (ja) * | 2008-06-02 | 2010-07-28 | 株式会社カシオ日立モバイルコミュニケーションズ | 携帯電話端末 |
CN101740736B (zh) * | 2008-11-17 | 2012-11-21 | 深圳富泰宏精密工业有限公司 | 电池盖结构 |
JP5409573B2 (ja) * | 2010-09-28 | 2014-02-05 | パナソニック株式会社 | 電子機器 |
JP5159861B2 (ja) * | 2010-11-01 | 2013-03-13 | シャープ株式会社 | 着脱自在なカバーを有する携帯端末 |
WO2013047421A1 (ja) * | 2011-09-26 | 2013-04-04 | Necカシオモバイルコミュニケーションズ株式会社 | 電子機器 |
US9423805B2 (en) | 2013-02-12 | 2016-08-23 | Honeywell International Inc. | Wall-mounted controller with a removable portion |
US9797619B2 (en) | 2013-03-15 | 2017-10-24 | Honeywell International Inc. | Temperature compensation system for an electronic device |
US10082312B2 (en) | 2013-04-30 | 2018-09-25 | Honeywell International Inc. | HVAC controller with multi-region display and guided setup |
CN203570017U (zh) * | 2013-10-11 | 2014-04-30 | 深圳迈瑞生物医疗电子股份有限公司 | 医疗设备的记录仪及其开门结构 |
JP6152404B2 (ja) * | 2015-07-28 | 2017-06-21 | 京セラ株式会社 | 電子機器 |
JP6582715B2 (ja) * | 2015-08-18 | 2019-10-02 | 富士通クライアントコンピューティング株式会社 | 情報処理装置 |
US10469116B2 (en) * | 2017-12-14 | 2019-11-05 | Motorola Solutions, Inc. | Portable communication device providing configurable wearable architecture |
CN115986300A (zh) * | 2021-10-15 | 2023-04-18 | 霍尼韦尔国际公司 | 电池锁定机构 |
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JP2000151775A (ja) * | 1998-11-10 | 2000-05-30 | Yupiteru Ind Co Ltd | 携帯電子機器 |
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JP2001043840A (ja) * | 1999-07-28 | 2001-02-16 | Hitachi Kokusai Electric Inc | 電池パックロック機構 |
JP2001118552A (ja) * | 1999-10-19 | 2001-04-27 | Matsushita Electric Ind Co Ltd | 携帯機器およびその電池パック |
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-
2001
- 2001-09-14 JP JP2001279870A patent/JP2003086160A/ja active Pending
-
2002
- 2002-06-07 WO PCT/JP2002/005688 patent/WO2003026040A1/ja active Application Filing
- 2002-06-07 US US10/466,448 patent/US7043282B2/en not_active Expired - Fee Related
- 2002-06-07 CN CNB028039009A patent/CN100414737C/zh not_active Expired - Fee Related
- 2002-06-07 EP EP02733411A patent/EP1427035A4/en not_active Withdrawn
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JPH10172527A (ja) | 1996-12-17 | 1998-06-26 | Saitama Nippon Denki Kk | 電池パック固定構造 |
JP2000151775A (ja) * | 1998-11-10 | 2000-05-30 | Yupiteru Ind Co Ltd | 携帯電子機器 |
JP2000269655A (ja) | 1999-03-12 | 2000-09-29 | Nec Saitama Ltd | バッテリ保持構造と該バッテリ保持構造を備えた携帯型電子機器 |
JP2001043840A (ja) * | 1999-07-28 | 2001-02-16 | Hitachi Kokusai Electric Inc | 電池パックロック機構 |
JP2001118552A (ja) * | 1999-10-19 | 2001-04-27 | Matsushita Electric Ind Co Ltd | 携帯機器およびその電池パック |
Non-Patent Citations (1)
Title |
---|
See also references of EP1427035A4 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1699095A1 (en) * | 2003-12-26 | 2006-09-06 | Sony Corporation | Battery device and electronic apparatus |
EP1699095A4 (en) * | 2003-12-26 | 2009-09-30 | Sony Corp | BATTERY AND ELECTRONIC DEVICE |
US7824799B2 (en) | 2003-12-26 | 2010-11-02 | Sony Corporation | Battery device and electronic apparatus |
US8563167B2 (en) | 2003-12-26 | 2013-10-22 | Sony Corporation | Battery device and electronic apparatus |
US9331317B2 (en) | 2003-12-26 | 2016-05-03 | Sony Corporation | Battery device and electronic apparatus |
Also Published As
Publication number | Publication date |
---|---|
EP1427035A1 (en) | 2004-06-09 |
EP1427035A4 (en) | 2009-09-23 |
CN1488178A (zh) | 2004-04-07 |
US20040048638A1 (en) | 2004-03-11 |
CN100414737C (zh) | 2008-08-27 |
JP2003086160A (ja) | 2003-03-20 |
US7043282B2 (en) | 2006-05-09 |
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