WO2005001962A1 - 電池パックとその製造方法 - Google Patents
電池パックとその製造方法 Download PDFInfo
- Publication number
- WO2005001962A1 WO2005001962A1 PCT/JP2004/004609 JP2004004609W WO2005001962A1 WO 2005001962 A1 WO2005001962 A1 WO 2005001962A1 JP 2004004609 W JP2004004609 W JP 2004004609W WO 2005001962 A1 WO2005001962 A1 WO 2005001962A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- battery
- battery case
- terminal unit
- battery pack
- terminal
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 7
- 238000007789 sealing Methods 0.000 claims abstract description 14
- 238000003466 welding Methods 0.000 claims description 22
- 238000004519 manufacturing process Methods 0.000 claims description 14
- 230000001105 regulatory effect Effects 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000009413 insulation Methods 0.000 abstract 1
- 230000006378 damage Effects 0.000 description 5
- 238000000465 moulding Methods 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 3
- 229910001416 lithium ion Inorganic materials 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000007888 film coating Substances 0.000 description 2
- 238000009501 film coating Methods 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 229920005549 butyl rubber Polymers 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000006258 conductive agent Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000011256 inorganic filler Substances 0.000 description 1
- 229910003475 inorganic filler Inorganic materials 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
Classifications
-
- 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
-
- 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
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/147—Lids or covers
- H01M50/166—Lids or covers characterised by the methods of assembling casings with lids
- H01M50/169—Lids or covers characterised by the methods of assembling casings with lids by welding, brazing or soldering
-
- 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
- H01M50/543—Terminals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2200/00—Safety devices for primary or secondary batteries
- H01M2200/10—Temperature sensitive devices
- H01M2200/106—PTC
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49108—Electric battery cell making
- Y10T29/4911—Electric battery cell making including sealing
Definitions
- the present invention relates to a battery pack suitably applied to a battery power source of a small portable electronic device and the like, and more particularly to a battery pack with improved external connectivity and a method of manufacturing the same.
- Lithium-based batteries are effective as small and high-capacity batteries, and flat rectangular lithium-ion rechargeable batteries are particularly suitable for thinning equipment.Cellular phones are reusable batteries. The application of this technology to portable electronic devices is increasing.
- a battery pack for the power supply of various devices a battery and a circuit board provided with a means for limiting excessive current, a protection circuit for overcharging and discharging and an external connection terminal, etc. parts housed placed in an outer case having a those configured in the form of a battery packs formed by connecting the connection terminals of the circuit board and the battery lead is known (e.g., JP-2 0 0 2 2 3 1 2 0 1 JP reference.).
- a battery pack using a terminal board provided with only external connection terminals instead of a circuit board is also known (for example, see Japanese Patent Application Laid-Open No. Hei 6-333457).
- electronic equipment has a battery pack storage space in which a battery pack can be fitted and stored.
- a connection terminal is provided which is elastically in contact with the external connection terminal to be electrically connected.
- 5 1 is a flat rectangular battery pack, which houses a battery 32 composed of a lithium-ion secondary battery and a circuit board 33 or a terminal board in an exterior case 34 divided into two parts in the thickness direction.
- the connection terminals 35 a and 35 b of the circuit board 33 and the battery 32 are connected by leads 36.
- the battery 32 has a battery member 37 in which a power generating element 38 is housed, and a battery case 37 having an opening at one end protruding from a connection terminal 35 a having a negative polarity.
- the battery case 37 is sealed via the insulating gasket 40, and the battery case 37 constitutes the connection terminal 35b of the other polarity.
- a window portion 42 for exposing external connection terminals provided on the circuit board 33 is formed in one end wall 41 of the outer case 34, and the circuit board 33 is brought into contact with the inner surface of the one end wall 41. Engagement projections 44 are provided for holding in this state.
- the external connection terminal has an appropriate elastic connection terminal. Electrical connection is ensured by contact with force, but since the circuit board 33 or the terminal board provided with the external connection terminals is arranged so as to contact the one end wall 41 of the outer case 34, Due to an error in the height dimension H of the outer case 34, the position of the external connection terminal changes.
- the outer case 34 is made of a resin molded product and the height dimension H of the outer case 34 is large, the error dimension is also large, so that the external connection terminal of the battery pack 51 and the battery pack There is a problem that the reliability of the contact state of the storage space with the connection terminal cannot be sufficiently ensured.
- the battery 32 and other parts are integrally molded to form a battery. It is also considered to regulate the tolerance of the height of the pond pack to a specified range, but mold molding is low in productivity, costs equipment, and if there is a defective product due to molding trouble, the loss amount will be
- the present invention provides high reliability in the connection state of the external connection terminal when set in a portable electronic device, and has a simple configuration and a low cost. It is an object of the present invention to provide a battery pack and a method of manufacturing the battery pack, which can reduce the amount of damage and can suppress damage to the battery due to a drop impact. Disclosure of the invention
- a battery pack according to the present invention includes a battery in which a battery case and a cap of a sealing plate for sealing an opening at one end thereof are configured as connection electrodes having polarities different from each other;
- the external connection terminal connected to each electrode and the insulating cover are integrated, and at least a terminal unit that covers at least one end of the battery case is interposed in a compressed state between one end of the battery case and the terminal unit.
- an elastic body is an elastic body.
- the terminal unit and the battery case can be fixed with the dimensions between the terminal unit and the other end of the battery case being regulated. High reliability can be obtained for the connection state of the external connection terminals, and one end of the battery case is covered with the insulating cover of the terminal unit. Since the elastic body is interposed between the terminal unit and the battery case, the above-mentioned dimensional restriction can be easily and accurately performed by the pressing restriction, and the terminal unit is large due to dropping or the like. Even if an impact is applied, the impact can be absorbed by the elastic body, preventing the impact from being transmitted to the battery seal and damaging it, and preventing leakage and deformation. .
- connection leg of one of the external connection terminals extends from the terminal unit so as to overlap the outer surface of one end of the battery case, and the connection leg is welded to the outer surface of the battery case, Welding the connection leg between the outer surface of one end of the battery case and the external connection terminal is preferable because it can easily achieve high productivity and highly reliable connection and fixing.
- the battery pack can be disassembled to take out the battery and prevent misuse.
- welding resistance welding, laser beam welding, electron beam welding, or the like can be suitably applied.
- Providing at least one gas vent hole at a position corresponding to the vicinity can configure a path for discharging gas generated when a battery abnormality occurs to the outside of the battery pack. A highly safe battery pack can be obtained.
- the other external connection terminal and the cap are connected via a lead plate housed and arranged in the terminal unit, the other external connection terminal and the cap can be connected easily and with high reliability. This is preferable because the connection configuration can be protected by the terminal unit.
- a PTC element or temperature fuse on the lead plate, it is possible to obtain a battery pack that is simple, compact and low in cost and has high safety. Furthermore, if a layer with a different resistance value is provided on a part of the surface of one external connection terminal, or a resistive film coating is applied on a part of the surface of one external connection terminal, a dedicated circuit board or resistance element is mounted.
- One of the external connection terminals can be shared and the identification terminal can be configured without using a 9
- FIG. 1A to 1B show a battery pack according to an embodiment of the present invention
- FIG. 1A is a perspective view
- FIG. 1B is a schematic vertical sectional view taken along the line AA of FIG. 1A
- FIG. 2 is an enlarged detailed sectional view of a portion B in FIG. 1B.
- FIG. 3 is an enlarged cross-sectional view taken along the line CC of FIG. 1A.
- FIG. 4 is an external perspective view of a terminal unit in the battery pack of the embodiment.
- FIG. 5 is an exploded perspective view of an external connection terminal in the battery pack of the embodiment.
- FIG. 6 is a longitudinal sectional view showing a connection state between the lead plate and the projection of the cap in the battery pack of the embodiment.
- FIG. 7A and 7B show a conventional battery pack
- FIG. 7A is a perspective view
- FIG. 7B is an enlarged cross-sectional view taken along the line DD in FIG. 7A.
- FIGS. 1A to 6 a battery pack and a method for manufacturing the battery pack according to an embodiment of the present invention will be described with reference to FIGS. 1A to 6.
- reference numeral 1 denotes a flat rectangular battery pack, which includes a battery 2 made of a lithium ion secondary battery.
- the battery 2 includes a battery case 3 and an electrode plate group in which a positive electrode plate and a negative electrode plate are stacked with a separator interposed therebetween, and a power generation element 4 made of an electrolyte.
- An opening at one end of the battery case 3 is formed by a sealing plate 7 having a cap 6 having a projection 5. It is sealed via an insulating gasket 8, with the cap 6 constituting the connection electrode of one polarity and the battery case 3 constituting the connection electrode of the other polarity.
- the sealing plate 7 is configured by housing and disposing a safety valve mechanism 11, a PTC element 12, and a cap 6 in a filter 9 via an inner gasket 10 .
- the filter 9 is connected to the power generating element 4, and the filter 9 is connected to the filter 9.
- the cap 6 is connected to the safety valve mechanism 11 via the PTC element 12.
- one end of the battery 2 is covered with a terminal unit 13.
- the lower part of the terminal unit 13 and the outer peripheral surface of the battery case 3 are covered with a film-like exterior material 14 to constitute the battery pack 1.
- the terminal unit 13 has an insulating cover made of an insulating resin and the first external connection terminal 15 and the second external connection terminal 16 integrated by insert molding.
- the first external connection terminal 15 has a substantially gate-shaped cross section, and extends downward from the terminal unit 13 such that the connection legs 17 on both sides thereof overlap the outer surface of one end of the battery case 3.
- the second external connection terminal 16 is folded back in a laterally U-shape at one end, and a connection piece portion 18 extending at an interval into the first external connection terminal 15 is extended, The lower surface of the connection piece 18 faces the lower surface of the terminal unit 13.
- a part of the surface of the first external connection terminal 15 is coated with a resistive film 31 so as to serve as an identification terminal 15 a having a different resistance value from that of the first external connection terminal 15. It is configured.
- the end of the terminal unit 13 is provided with a window 19 for exposing the first and second external connection terminals 15 and 16 and the identification terminal 15a to the outside.
- An annular projection 20 is provided on the outer periphery of the lower surface of the gate 13 to form a housing space 21 in which the lead plate 22 is housed and arranged inside.
- An elastic body 23 is provided between the annular projection 20 and the caulked portion at the open end of the battery case 3. It is interposed.
- foamed polyethylene or butyl rubber having an electrolytic solution resistance is preferably used.
- connection leg 17 of the first external connection terminal 15 is connected to the outer surface of the battery case 3 by welding 24.
- the connection leg 17 and the weld 24 of the battery case 3 are arranged at the position of the reinforcing plate 27 at one end of the battery case 3 as shown in FIG.
- One end of a lead plate 22 is connected to the connection piece 18 of the second external connection terminal 16 by welding 25a, and the other end of the lead plate 22 is a cap of a sealing plate. It is connected to the protrusion 5 of 6 by welding 25b.
- the lead plate 22 is configured by interposing a PTC element 26 between the first lead plate 22a and the second lead plate 22b as shown in FIGS.
- the resistance of the lead plate 22 sharply increases, and has a function of interrupting the current. Also, as shown in FIG. 6, the second lead plate 22 b is appropriately formed with a bent portion 22 c so that workability is improved by being smoothly folded during the manufacturing process.
- connection leg 17 is provided with a gas removal hole 30.
- gas removal hole 30 In the event that gas is generated due to abnormal use of the battery 2 and the gas leaks from the battery case 3
- the gas vent hole 30 is provided at an arbitrary position within the height range from the welding position 24 of the connection leg 17 to the outer surface of the battery case 3 to a position corresponding to the lower surface of the terminal unit 13. It is something that can be done.
- the gas vent hole 30 it is desirable to form the gas vent hole 30 at a position corresponding to the vicinity of the boundary between the battery case 3 and the lower surface of the terminal unit 13 in the connection leg sound 117.
- the gas vent hole 3 O By providing the gas vent hole 3 O at such a position, the high-pressure gas leaking from the sealing portion of the battery 2 passes through the space between the battery case 3 and the elastic body 23 and is discharged to the outside of the battery pack 1. Route to It is short and can achieve smooth gas emission.
- two gas vent holes 30 are provided on one surface of the battery pack 1.
- the number of gas vent holes 30 may be one or more, and one surface of the battery pack 1 may be provided. It is also possible to adopt a configuration in which one gas vent hole 30 is provided on the battery pack 1 or a configuration in which one or more gas vent holes 30 are provided on both sides of the battery pack 1.
- the manufacturing process of the battery pack 1 having such a configuration will be described.
- Battery 2 first and second external connection terminals 15 and 16 and insulating cover are molded into an insert to integrate terminal unit 13 and lead plate 22 and elastic body 23 separately. It is manufactured in. Battery 2 has a well-established system that can be mass-produced, and other components have a simple configuration and are manufactured with high productivity.
- one end of a lead plate 22 was attached to the connection piece 18 of the terminal unit 13 by welding 25a, and an elastic body 23 was arranged at one end of the battery 2. Then, the other end of the lead plate 22 is connected to the protrusion 5 of the battery 2 by welding 25b.
- the terminal unit 13 is placed on one end of the battery 2 and, as shown in FIG. 1B, the height dimension H between the other end of the battery 2 and the end face of the terminal unit 13 is set to a predetermined tolerance. It is regulated so that it fits in soil d. At this time, the size can be easily regulated by adjusting the compression ratio when compressing the elastic body 23 by applying pressure between the other end of the battery 2 and the end face of the terminal unit 13. Therefore, the thickness of the elastic body 23 is preferably larger than twice the tolerance D of the height h of the battery case 3 of the battery 2. Incidentally, D is usually about 0.2 mm, and d is preferably less than 0.15 mm.
- connection leg 17 and the outer surface of one end of the battery case 3 are welded 24 to form the first external connection.
- the battery case 3 becomes thinner. This is also preferable because highly reliable welding can be performed with high productivity.
- the battery pack 1 is completed by covering a part of the terminal unit 13 and the outer peripheral surface of the battery case 3 with a film-like exterior material 14.
- the terminal is placed in a state where the height H between the end face of the terminal unit 13 and the other end of the battery case 3 is regulated to be within a predetermined allowable tolerance d ⁇ . Since the unit 13 and the battery case 3 are fixed, high reliability can be obtained for the connection state of the external connection terminals 15 and 16 when the electronic device is set in a portable electronic device.
- connection leg 17 of the first external connection terminal 15 extends from the terminal unit 13 so as to overlap the outer surface of one end of the battery case 3, and the connection leg 17 is attached to the outer surface of the battery case 3. Since the connection is made by welding 24, the terminal unit 13 and the battery case 3 can be fixed at the same time as this electrical connection.Reliable connection and fixing can be realized by welding 24. The production process can be simplified and productivity can be improved.
- the battery pack 1 is covered with one end of the battery case 3 with the terminal unit 13, and a part of the terminal unit 13 and the outer peripheral surface of the battery case 3 are covered with the film-like outer material 14. Since it is configured, the exterior configuration is simple, and the battery pack 1 can be configured at low cost.
- the elastic body 23 is interposed between the terminal unit 13 and the battery case 3 in a contracted state, the dimensional restriction can be easily and accurately performed by the pressing restriction, and high productivity can be achieved. Even if a large impact acts on the terminal unit 13 due to the fall of the elastic body 23 of the bracket 23, the impact can be absorbed, and the impact occurs at the sealing portion of the battery 2. Thus, damage can be suppressed, and liquid leakage and deformation can be prevented. Also, since the first external connection terminal 15 integrally formed with the insulating cover of the terminal unit 13 is welded to the battery case 3 of the battery 2, the battery pack 1 is disassembled and the battery 2 is disassembled. It can be prevented from being taken out and misused.
- the second external connection terminal 16 and the projection 5 of the cap 6 of the sealing plate are connected via a lead plate 22 arranged in the accommodation space 21 in the terminal unit 13. Therefore, the second external connection terminal 16 and the projection 5 of the cap 6 can be easily and reliably connected, and the connection structure can be protected by the terminal unit 13, which is suitable and suitable. Since the PTC element 26 is arranged in one drain 22, it is possible to obtain a highly safe battery pack 1 with a simple “compact” low cost.
- conductive agents such as carbon black and graphite, resins such as epoxy resin and phenol resin, silica, My force, talc, etc.
- a paste obtained by kneading and dispersing an inorganic filler and, if necessary, a curing agent in a solvent is printed on one surface of the surface 15 and baked to obtain a lower resistance than the first external connection terminal 15. Since the identification terminal 15a has a high height, there is no need to mount a resistance element on the circuit board or the terminal board for forming the identification terminal 15a. Thus, the battery pack 1 can be configured. Also No.! By applying a resistive film coating 31 to make the resistance value higher than that of the _ external connection terminal 15 on a part of the surface of the first external connection terminal 15, It can also be configured.
- the PTC element 26 is arranged on the lead plate 22.
- a temperature fuse may be arranged instead of the PTC element 26, and the lead plate 22 may be replaced with a thermal fuse.
- These safety functions need not be provided.
- the connection between the projection 5 of the cap 6 and the second external connection terminal 16 does not necessarily need to adopt the connection configuration using the lead plate 22. 2nd external connection terminal.
- the connection piece of 16 may be colored and connected by welding through the opening provided in the terminal unit.
- the terminal unit between the external connection terminal connected to the connection electrode of the battery and the insulating cover is integrated with the other end of the battery case.
- the terminal unit and the battery case are fixed in a state where the dimensions are regulated, it is suitable for obtaining high reliability in the connection state of the external connection terminal of 3 ⁇ 4F set in the portable electronic device.
- the structure covers one end of the battery case, which is useful for simplifying the structure and reducing the cost.
- ⁇ Since the elastic body is interposed between the terminal unit and the battery case in a compressed state, ⁇ : It is suitable for easily and accurately performing the dimensional restriction by pressing restriction, Even if a large impact is applied to the terminal unit due to the above, the impact is absorbed by the elastic body, and it is suitable for preventing the occurrence of leakage and deformation due to the impact being transmitted to the battery sealing part and damaging it. ing,
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Battery Mounting, Suspending (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
MXPA05013221A MXPA05013221A (es) | 2003-06-26 | 2004-03-31 | Paquete de bateria y metodo de produccion del mismo. |
EP04724788A EP1646096A4 (en) | 2003-06-26 | 2004-03-31 | BATTERY PACK AND MANUFACTURING METHOD THEREFOR |
BRPI0411782-4A BRPI0411782A (pt) | 2003-06-26 | 2004-03-31 | conjunto de bateria e processo de sua fabricação |
US10/544,767 US7635535B2 (en) | 2003-06-26 | 2004-03-31 | Battery pack comprising a battery and a terminal unit |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003182264A JP4416443B2 (ja) | 2003-06-26 | 2003-06-26 | 電池パックとその製造方法 |
JP2003-182264 | 2003-06-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005001962A1 true WO2005001962A1 (ja) | 2005-01-06 |
Family
ID=33549547
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/004609 WO2005001962A1 (ja) | 2003-06-26 | 2004-03-31 | 電池パックとその製造方法 |
Country Status (9)
Country | Link |
---|---|
US (1) | US7635535B2 (ja) |
EP (1) | EP1646096A4 (ja) |
JP (1) | JP4416443B2 (ja) |
KR (1) | KR100977922B1 (ja) |
CN (1) | CN100426560C (ja) |
BR (1) | BRPI0411782A (ja) |
MX (1) | MXPA05013221A (ja) |
RU (1) | RU2324261C2 (ja) |
WO (1) | WO2005001962A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102859746A (zh) * | 2010-02-25 | 2013-01-02 | 诺曼·纽赫尔德 | 蓄电池装置 |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100930476B1 (ko) * | 2005-01-25 | 2009-12-09 | 주식회사 엘지화학 | 캡 어셈블리 성형체 및 그것을 포함하는 이차전지 |
JP4561542B2 (ja) * | 2005-09-02 | 2010-10-13 | ソニー株式会社 | 二次電池 |
JP5077939B2 (ja) * | 2007-09-27 | 2012-11-21 | 日立マクセルエナジー株式会社 | 電池パック |
DE102008003111A1 (de) * | 2008-01-02 | 2009-07-09 | Robert Bosch Gmbh | Elektrohandwerkzeug mit einer Akkumulator-basierten Energieversorgung |
JP4991581B2 (ja) * | 2008-01-22 | 2012-08-01 | ソニー株式会社 | バッテリパック及び配線基板 |
KR100973311B1 (ko) * | 2008-01-24 | 2010-07-30 | 삼성에스디아이 주식회사 | 배터리 팩 |
JP2010030024A (ja) * | 2008-07-31 | 2010-02-12 | Makita Corp | 電気機器 |
JP5736174B2 (ja) * | 2008-11-07 | 2015-06-17 | タイコエレクトロニクスジャパン合同会社 | Ptcデバイス |
CN101754613A (zh) * | 2008-12-22 | 2010-06-23 | 深圳富泰宏精密工业有限公司 | 电子装置 |
US20110236732A1 (en) * | 2010-03-23 | 2011-09-29 | International Battery, Inc. | Package for large format lithium ion cells |
CN103026534B (zh) * | 2010-07-26 | 2015-09-16 | 日产自动车株式会社 | 双极型电池 |
US8603032B2 (en) | 2010-10-15 | 2013-12-10 | Medtronic Minimed, Inc. | Medical device with membrane keypad sealing element, and related manufacturing method |
US8603033B2 (en) | 2010-10-15 | 2013-12-10 | Medtronic Minimed, Inc. | Medical device and related assembly having an offset element for a piezoelectric speaker |
US8562565B2 (en) * | 2010-10-15 | 2013-10-22 | Medtronic Minimed, Inc. | Battery shock absorber for a portable medical device |
US9385403B2 (en) | 2010-11-08 | 2016-07-05 | Raytheon Company | Battery pack |
JP5803513B2 (ja) * | 2011-09-29 | 2015-11-04 | ソニー株式会社 | 電池パック、蓄電システム、電子機器および電動車両 |
TWI684311B (zh) * | 2019-04-01 | 2020-02-01 | 聚鼎科技股份有限公司 | 保護元件 |
CN114041196B (zh) * | 2019-08-08 | 2023-08-15 | 株式会社村田制作所 | 薄膜电容器以及薄膜电容器用的外装壳体 |
CN113328179B (zh) * | 2021-05-31 | 2023-06-20 | 中创新航技术研究院(江苏)有限公司 | 电池盖板组件的制作方法及电池盖板组件 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08162078A (ja) * | 1994-11-30 | 1996-06-21 | Kokusai Electric Co Ltd | 電池パックおよびその製造方法 |
JP2002110121A (ja) * | 2000-09-26 | 2002-04-12 | Gs-Melcotec Co Ltd | 電池パック |
JP2003017022A (ja) * | 2001-06-29 | 2003-01-17 | Sanyo Electric Co Ltd | パック電池とその製造方法 |
JP2003022789A (ja) * | 2001-07-06 | 2003-01-24 | Kyocera Corp | バッテリーとその製造方法 |
JP2003086159A (ja) * | 2001-06-28 | 2003-03-20 | Matsushita Electric Ind Co Ltd | 電池及び電池パック |
JP2003242947A (ja) * | 2002-02-13 | 2003-08-29 | Matsushita Electric Ind Co Ltd | 電池パックの製造方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2573742Y2 (ja) * | 1992-09-28 | 1998-06-04 | 三洋電機株式会社 | 複数の電池を連結した組電池 |
US5332633A (en) * | 1993-03-16 | 1994-07-26 | Duracell Inc. | Cell sealant |
JPH06333547A (ja) | 1993-05-19 | 1994-12-02 | Sanyo Electric Co Ltd | 電池パック |
US5770328A (en) * | 1996-07-05 | 1998-06-23 | Motorola, Inc. | Battery packaging system and clip for same |
JP3668561B2 (ja) | 1996-08-07 | 2005-07-06 | Nok株式会社 | 給電バスバー |
US6524732B1 (en) * | 1999-03-30 | 2003-02-25 | Matsushita Electric Industrial Co., Ltd. | Rechargeable battery with protective circuit |
JP2001345123A (ja) * | 2000-03-30 | 2001-12-14 | Sanyo Electric Co Ltd | 密閉型蓄電池 |
JP3696097B2 (ja) | 2001-01-30 | 2005-09-14 | 三洋電機株式会社 | パック電池とその製造方法 |
JP2002313295A (ja) * | 2001-04-11 | 2002-10-25 | Gs-Melcotec Co Ltd | 二次電池パック |
US6855454B2 (en) * | 2001-12-20 | 2005-02-15 | Eveready Battery Company, Inc. | Electrochemical cell having venting current collector and seal assembly |
-
2003
- 2003-06-26 JP JP2003182264A patent/JP4416443B2/ja not_active Expired - Fee Related
-
2004
- 2004-03-31 BR BRPI0411782-4A patent/BRPI0411782A/pt not_active IP Right Cessation
- 2004-03-31 WO PCT/JP2004/004609 patent/WO2005001962A1/ja active Application Filing
- 2004-03-31 MX MXPA05013221A patent/MXPA05013221A/es active IP Right Grant
- 2004-03-31 KR KR1020057017113A patent/KR100977922B1/ko not_active IP Right Cessation
- 2004-03-31 EP EP04724788A patent/EP1646096A4/en not_active Withdrawn
- 2004-03-31 RU RU2006102139/09A patent/RU2324261C2/ru not_active IP Right Cessation
- 2004-03-31 CN CNB2004800155026A patent/CN100426560C/zh not_active Expired - Fee Related
- 2004-03-31 US US10/544,767 patent/US7635535B2/en not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08162078A (ja) * | 1994-11-30 | 1996-06-21 | Kokusai Electric Co Ltd | 電池パックおよびその製造方法 |
JP2002110121A (ja) * | 2000-09-26 | 2002-04-12 | Gs-Melcotec Co Ltd | 電池パック |
JP2003086159A (ja) * | 2001-06-28 | 2003-03-20 | Matsushita Electric Ind Co Ltd | 電池及び電池パック |
JP2003017022A (ja) * | 2001-06-29 | 2003-01-17 | Sanyo Electric Co Ltd | パック電池とその製造方法 |
JP2003022789A (ja) * | 2001-07-06 | 2003-01-24 | Kyocera Corp | バッテリーとその製造方法 |
JP2003242947A (ja) * | 2002-02-13 | 2003-08-29 | Matsushita Electric Ind Co Ltd | 電池パックの製造方法 |
Non-Patent Citations (1)
Title |
---|
See also references of EP1646096A4 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102859746A (zh) * | 2010-02-25 | 2013-01-02 | 诺曼·纽赫尔德 | 蓄电池装置 |
Also Published As
Publication number | Publication date |
---|---|
US7635535B2 (en) | 2009-12-22 |
EP1646096A1 (en) | 2006-04-12 |
JP2005019192A (ja) | 2005-01-20 |
CN100426560C (zh) | 2008-10-15 |
CN1799155A (zh) | 2006-07-05 |
US20060228623A1 (en) | 2006-10-12 |
KR20060022639A (ko) | 2006-03-10 |
KR100977922B1 (ko) | 2010-08-24 |
MXPA05013221A (es) | 2006-03-09 |
EP1646096A4 (en) | 2007-12-12 |
RU2324261C2 (ru) | 2008-05-10 |
RU2006102139A (ru) | 2006-06-10 |
BRPI0411782A (pt) | 2006-08-08 |
JP4416443B2 (ja) | 2010-02-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2005001962A1 (ja) | 電池パックとその製造方法 | |
JP4589596B2 (ja) | 電池パック | |
KR100861166B1 (ko) | 전지 팩의 제조방법 | |
KR100894355B1 (ko) | 전지와 그 제조방법 | |
KR20040085155A (ko) | 전지 팩의 제조방법 | |
JP4307779B2 (ja) | 電池パックの製造方法 | |
KR102486134B1 (ko) | 고효율성 밀봉을 위한 개스킷 와셔를 포함하는 원통형 전지 | |
JP2003282039A (ja) | 電池パック | |
JP2006236735A (ja) | 電池パック | |
JP2004022480A (ja) | 電池パック | |
KR100686831B1 (ko) | 이차 전지 및 이를 이용한 이차 전지의 제조방법 | |
JP2003282038A (ja) | 電池パック | |
KR100788558B1 (ko) | 팩 전지 | |
KR100719720B1 (ko) | 팩 전지 | |
US8986875B2 (en) | Battery pack | |
JP2004319406A (ja) | 電池パック | |
KR100627289B1 (ko) | 이차 전지 및 이에 사용되는 캡 조립체 | |
JPH11329403A (ja) | 電池の電路遮断部品 | |
JP2005310620A (ja) | 電池パック |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BW BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE EG ES FI GB GD GE GH GM HR HU ID IL IN IS KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NA NI NO NZ OM PG PH PL PT RO RU SC SD SE SG SK SL SY TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): BW GH GM KE LS MW MZ SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LU MC NL PL PT RO SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
WWE | Wipo information: entry into national phase |
Ref document number: 2004724788 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 3476/DELNP/2005 Country of ref document: IN |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2006228623 Country of ref document: US Ref document number: 10544767 Country of ref document: US |
|
WWE | Wipo information: entry into national phase |
Ref document number: 1020057017113 Country of ref document: KR |
|
WWE | Wipo information: entry into national phase |
Ref document number: 20048155026 Country of ref document: CN |
|
WWE | Wipo information: entry into national phase |
Ref document number: PA/a/2005/013221 Country of ref document: MX |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2006102139 Country of ref document: RU |
|
WWP | Wipo information: published in national office |
Ref document number: 1020057017113 Country of ref document: KR |
|
WWP | Wipo information: published in national office |
Ref document number: 2004724788 Country of ref document: EP |
|
ENP | Entry into the national phase |
Ref document number: PI0411782 Country of ref document: BR |
|
WWP | Wipo information: published in national office |
Ref document number: 10544767 Country of ref document: US |