JP7636552B2 - バッテリー、それを含むバッテリーパック及び自動車 - Google Patents
バッテリー、それを含むバッテリーパック及び自動車 Download PDFInfo
- Publication number
- JP7636552B2 JP7636552B2 JP2023536881A JP2023536881A JP7636552B2 JP 7636552 B2 JP7636552 B2 JP 7636552B2 JP 2023536881 A JP2023536881 A JP 2023536881A JP 2023536881 A JP2023536881 A JP 2023536881A JP 7636552 B2 JP7636552 B2 JP 7636552B2
- Authority
- JP
- Japan
- Prior art keywords
- battery
- cap
- current collector
- electrode assembly
- housing
- 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.)
- Active
Links
Images
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
- H01M50/30—Arrangements for facilitating escape of gases
- H01M50/342—Non-re-sealable arrangements
- H01M50/3425—Non-re-sealable arrangements in the form of rupturable membranes or weakened parts, e.g. pierced with the aid of a sharp member
-
- 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
- H01M50/30—Arrangements for facilitating escape of gases
-
- 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
- H01M10/0431—Cells with wound or folded electrodes
-
- 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
- H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
- H01M50/107—Primary casings; Jackets or wrappings characterised by their shape or physical structure 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
- 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
- H01M50/131—Primary casings; Jackets or wrappings characterised by physical properties, e.g. gas permeability, size or heat resistance
-
- 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
- H01M50/148—Lids or covers characterised by their shape
- H01M50/152—Lids or covers characterised by their shape 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
- 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
- H01M50/172—Arrangements of electric connectors penetrating the casing
- H01M50/174—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells
- H01M50/179—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells 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
- 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
- H01M50/183—Sealing members
- H01M50/186—Sealing members characterised by the disposition of the sealing members
-
- 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
- H01M50/183—Sealing members
- H01M50/186—Sealing members characterised by the disposition of the sealing members
- H01M50/188—Sealing members characterised by the disposition of the sealing members the sealing members being arranged between the lid and terminal
-
- 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
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/30—Arrangements for facilitating escape of gases
- H01M50/342—Non-re-sealable arrangements
-
- 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
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/507—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing comprising an arrangement of two or more busbars within a container structure, e.g. busbar modules
-
- 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
- H01M50/531—Electrode connections inside a battery casing
- H01M50/533—Electrode connections inside a battery casing characterised by the shape of the leads or tabs
-
- 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
- H01M50/531—Electrode connections inside a battery casing
- H01M50/536—Electrode connections inside a battery casing characterised by the method of fixing the leads to the electrodes, e.g. by welding
-
- 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
- H01M50/531—Electrode connections inside a battery casing
- H01M50/538—Connection of several leads or tabs of wound or folded electrode stacks
-
- 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
- H01M50/545—Terminals formed by the casing of the 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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
- H01M50/547—Terminals characterised by the disposition of the terminals on the cells
- H01M50/548—Terminals characterised by the disposition of the terminals on the cells on opposite sides of the cell
-
- 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
- H01M50/564—Terminals characterised by their manufacturing process
- H01M50/567—Terminals characterised by their manufacturing process by fixing means, e.g. screws, rivets or bolts
-
- 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
- H01M50/583—Devices or arrangements for the interruption of current in response to current, e.g. fuses
-
- 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
- H01M50/584—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries
- H01M50/586—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries inside the batteries, e.g. incorrect connections of electrodes
-
- 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
- H01M50/584—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries
- H01M50/588—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries outside the batteries, e.g. incorrect connections of terminals or busbars
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
- H01M10/0587—Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- 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
- H01M50/167—Lids or covers characterised by the methods of assembling casings with lids by crimping
-
- 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
- H01M50/249—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
-
- 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
- H01M50/552—Terminals characterised by their shape
- H01M50/559—Terminals adapted for cells having curved cross-section, e.g. round, elliptic or button cells
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Aviation & Aerospace Engineering (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Secondary Cells (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Gas Exhaust Devices For Batteries (AREA)
- Battery Mounting, Suspending (AREA)
Description
3:バッテリーパック
2:パックハウジング
1:バッテリー
10:電極組立体
C:巻取中心
11:第1無地部
12:第2無地部
F:分切片
20:電池ハウジング
T1:第1電極端子
21:ビーディング部
22:クリンピング部
30:キャップ
31:ベンティング部
40:電池端子
T2:第2電極端子
50:第1集電体
L:リードタブ
60:シーリングガスケット
70:絶縁ガスケット
80:第2集電体
90:絶縁体(第1絶縁体)
IS:絶縁体(第2絶縁体)
CL:絶縁層
Claims (33)
- 第1電極と第2電極とこれらの間に介在された分離膜とが巻取軸を中心に巻き取られることでコア及び外周面を定義した電極組立体であって、前記第1電極及び第2電極はそれぞれ巻取方向に沿って活物質層がコーティングされていない第1無地部及び第2無地部を含む電極組立体と、
一側に形成された開放部を通して前記電極組立体を収容する電池ハウジングと、
周辺領域と比べて薄く構成されたベンティング部を備え、前記開放部を覆い、前記電池ハウジング及び前記第1無地部と電気的に接続されるキャップと、
前記第2無地部と電気的に接続される電池端子と、
を含み、
前記電池ハウジングは、前記キャップを通じて前記第1無地部と電気的に接続されており、
前記電池端子は、前記開放部の反対側に位置する前記電池ハウジングの閉鎖部を貫通して前記電池ハウジングの外側に露出している、バッテリー。 - 前記キャップは、前記第1無地部との電気的接続のための接続部を備える、請求項1に記載のバッテリー。
- 前記ベンティング部は、閉ループを描きながら連続的に形成され、
前記接続部は、前記閉ループ内に位置している、請求項2に記載のバッテリー。 - 前記ベンティング部は、前記キャップの外側面及び内側面の少なくともいずれか一面上に形成された溝形態を有する、請求項1から3のいずれか一項に記載のバッテリー。
- 前記電池端子は、前記閉鎖部の中心部を貫通している、請求項1から4のいずれか一項に記載のバッテリー。
- 前記閉鎖部の外側の面は、扁平な形状である、請求項1から5のいずれか一項に記載のバッテリー。
- 前記電池端子は、前記電池ハウジングと電気的に絶縁されている、請求項1から6のいずれか一項に記載のバッテリー。
- 前記バッテリーは、前記第1無地部と結合される第1集電体をさらに含む、請求項1から7のいずれか一項に記載のバッテリー。
- 前記第1集電体は、前記キャップと電気的に接続されている、請求項8に記載のバッテリー。
- 前記第1集電体と前記キャップとは、リードタブを介して電気的に接続されている、請求項9に記載のバッテリー。
- 前記リードタブは、前記第1集電体と前記キャップとの間の距離よりも長い長さを有する、請求項10に記載のバッテリー。
- 前記バッテリーは、前記第2無地部と結合される第2集電体をさらに含む、請求項1から11のいずれか一項に記載のバッテリー。
- 前記第2集電体は、前記電池端子と結合されている、請求項12に記載のバッテリー。
- 前記バッテリーは、前記キャップと前記電池ハウジングとの間に介在されるシーリングガスケットをさらに含む、請求項1から13のいずれか一項に記載のバッテリー。
- 前記電池ハウジングは、
外周面の周りが押し込まれて形成されたビーディング部と、
前記ビーディング部の下方において前記開放部を定義する終端が前記キャップの周縁を包むように延長されて折り曲げられたクリンピング部と、
を備える、請求項14に記載のバッテリー。 - 前記シーリングガスケットは、前記クリンピング部が形成された領域において前記キャップと前記電池ハウジングとが接触する領域を除いた残りの領域に介在されている、請求項15に記載のバッテリー。
- 前記電池ハウジングは、
外周面の周りが押し込まれて形成されたビーディング部と、
前記ビーディング部の下方において前記開放部を定義する終端が前記キャップの周縁を包むように延長されて折り曲げられたクリンピング部と、
を備え、
前記第1集電体の周縁は、前記ビーディング部によって支持されている、請求項8に記載のバッテリー。 - 対面する前記第1集電体の周縁と前記電池ハウジングの前記ビーディング部との間には絶縁層が介在されている、請求項17に記載のバッテリー。
- 前記絶縁層は、前記第1集電体及び前記ビーディング部のいずれか一つの表面に形成された絶縁コーティング層である、請求項18に記載のバッテリー。
- 前記バッテリーは、前記キャップと対面する前記電極組立体の下面を覆う絶縁体をさらに含む、請求項17に記載のバッテリー。
- 前記絶縁体は、前記電極組立体の巻取中心に形成された孔に対応する位置に形成される孔を備える、請求項20に記載のバッテリー。
- 前記第1集電体と前記キャップとは、リードタブを介して電気的に接続され、
前記絶縁体は、前記リードタブが通過する孔を備える、請求項20または21に記載のバッテリー。 - 前記第1無地部の少なくとも一部は、前記電極組立体の巻取方向に沿って分割された複数の分切片を含み、
前記複数の分切片は、前記電極組立体の半径方向に沿って折り曲げられている、請求項8に記載のバッテリー。 - 折り曲げられた前記複数の分切片は、前記半径方向によって多重に重なっている、請求項23に記載のバッテリー。
- 前記電極組立体は、前記第1無地部の前記複数の分切片の重畳数が前記電極組立体の半径方向に沿って一定に維持される領域である溶接ターゲット領域を備え、
前記第1集電体は、前記溶接ターゲット領域で前記第1無地部と結合されている、請求項24に記載のバッテリー。 - 前記第2無地部の少なくとも一部は、前記電極組立体の巻取方向に沿って分割された複数の分切片を含み、
前記複数の分切片は、前記電極組立体の半径方向に沿って折り曲げられている、請求項12に記載のバッテリー。 - 折り曲げられた前記複数の分切片は、前記半径方向に沿って多重に重なっている、請求項26に記載のバッテリー。
- 前記電極組立体は、前記第2無地部の前記複数の分切片の重畳数が前記電極組立体の半径方向に沿って一定に維持される領域である溶接ターゲット領域を備え、
前記第2集電体は、前記溶接ターゲット領域で前記第2無地部と結合されている、請求項27に記載のバッテリー。 - 前記バッテリーの直径を高さで除したフォームファクタの比が0.4よりも大きい、請求項1から28のいずれか一項に記載のバッテリー。
- 請求項1から29のいずれか一項に記載のバッテリーを複数個含む、バッテリーパック。
- 複数の前記バッテリーは、所定数の列で配列され、
それぞれの前記バッテリーの前記電池端子及び電池ハウジングの閉鎖部の外側面は上部に向かって配置されている、請求項30に記載のバッテリーパック。 - 前記バッテリーパックは、複数の前記バッテリーを直列及び並列に連結する複数のバスバーを含み、
前記複数のバスバーは、前記複数のバッテリーの上部に配置され、
前記複数のバスバーのそれぞれは、
隣接するバッテリーの電池端子同士の間で延長されるボディ部と、
前記ボディ部の一側に延びて前記一側に位置したバッテリーの電池端子に電気的に結合する複数の第1バスバー端子と、
前記ボディ部の他側に延びて前記他側に位置したバッテリーの電池ハウジングの閉鎖部の外側面に電気的に結合する複数の第2バスバー端子と、
を含む、請求項30または31に記載のバッテリーパック。 - 請求項30から32のいずれか一項に記載のバッテリーパックを含む、自動車。
Applications Claiming Priority (11)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2021-0022894 | 2021-02-19 | ||
| KR10-2021-0022877 | 2021-02-19 | ||
| KR20210022894 | 2021-02-19 | ||
| KR20210022877 | 2021-02-19 | ||
| KR20210024424 | 2021-02-23 | ||
| KR10-2021-0024424 | 2021-02-23 | ||
| KR20210131215 | 2021-10-01 | ||
| KR10-2021-0131215 | 2021-10-01 | ||
| KR1020210154307A KR20220118893A (ko) | 2021-02-19 | 2021-11-10 | 원통형 이차전지, 그리고 이를 포함하는 배터리 팩 및 자동차 |
| KR10-2021-0154307 | 2021-11-10 | ||
| PCT/KR2022/002467 WO2022177376A1 (ko) | 2021-02-19 | 2022-02-18 | 배터리, 그리고 이를 포함하는 배터리 팩 및 자동차 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2024500124A JP2024500124A (ja) | 2024-01-04 |
| JP7636552B2 true JP7636552B2 (ja) | 2025-02-26 |
Family
ID=82931011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023536881A Active JP7636552B2 (ja) | 2021-02-19 | 2022-02-18 | バッテリー、それを含むバッテリーパック及び自動車 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US20240234931A9 (ja) |
| EP (1) | EP4246676A4 (ja) |
| JP (1) | JP7636552B2 (ja) |
| KR (2) | KR102846144B1 (ja) |
| CN (2) | CN114976464A (ja) |
| CA (1) | CA3202337A1 (ja) |
| DE (1) | DE202022003211U1 (ja) |
| WO (1) | WO2022177376A1 (ja) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202022003211U1 (de) * | 2021-02-19 | 2025-06-26 | Lg Energy Solution, Ltd. | Batterie und Batteriepack und Fahrzeug |
| CN215578778U (zh) * | 2021-05-21 | 2022-01-18 | 湖北亿纬动力有限公司 | 一种新型结构的圆柱型电池 |
| JP2022183445A (ja) * | 2021-05-31 | 2022-12-13 | 工機ホールディングス株式会社 | 電池パック及び電気機器 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002216716A (ja) | 2000-05-24 | 2002-08-02 | Ngk Insulators Ltd | リチウム二次単電池およびリチウム二次単電池の接続構造体 |
| JP2004095487A (ja) | 2002-09-04 | 2004-03-25 | Matsushita Electric Ind Co Ltd | 蓄電池およびその製造方法 |
| JP2005216737A (ja) | 2004-01-30 | 2005-08-11 | Fdk Energy Co Ltd | アルカリ乾電池 |
| JP2016091711A (ja) | 2014-10-31 | 2016-05-23 | 日立化成株式会社 | 二次電池および二次電池の製造方法 |
| JP2016537799A (ja) | 2013-10-17 | 2016-12-01 | テスラ モーターズ,インコーポレーテッド | セルモジュール組立体 |
Family Cites Families (32)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2223348B (en) * | 1988-09-29 | 1992-02-12 | Sylva Ind Limited | Resealable pressure vent |
| JP3628899B2 (ja) * | 1999-03-11 | 2005-03-16 | トヨタ自動車株式会社 | 積層型電池 |
| FR2796205B1 (fr) | 1999-07-08 | 2001-10-05 | Cit Alcatel | Accumulateur electrochimique etanche comportant un dispositif de reprise de courant en aluminium |
| KR100599749B1 (ko) * | 2004-06-23 | 2006-07-12 | 삼성에스디아이 주식회사 | 이차 전지와 이에 사용되는 전극 조립체 |
| KR100614376B1 (ko) * | 2005-04-25 | 2006-08-22 | 삼성에스디아이 주식회사 | 캔형 리튬 이차전지 |
| WO2010059957A2 (en) * | 2008-11-21 | 2010-05-27 | Johnson Controls - Saft Advanced Power Solutions Llc | Current collector for an electrochemical cell |
| KR101574082B1 (ko) | 2008-12-12 | 2015-12-04 | 삼성에스디아이 주식회사 | 이차 전지 |
| JP4749513B2 (ja) * | 2009-07-17 | 2011-08-17 | パナソニック株式会社 | 電池モジュールとそれを用いた電池パック |
| CN101694881B (zh) * | 2009-10-19 | 2012-06-27 | 惠州亿纬锂能股份有限公司 | 一种安全的圆柱式锂-二氧化锰电池 |
| CN201781028U (zh) | 2010-07-30 | 2011-03-30 | 比亚迪股份有限公司 | 一种二次电池 |
| CN201766130U (zh) * | 2010-09-08 | 2011-03-16 | 徐敖奎 | 一种二次锂电池 |
| US9324976B2 (en) * | 2012-02-21 | 2016-04-26 | Johnson Controls Technology Company | Electrochemical cell having a fixed cell element |
| JP6112338B2 (ja) | 2012-10-24 | 2017-04-12 | トヨタ自動車株式会社 | 二次電池 |
| US10347894B2 (en) * | 2017-01-20 | 2019-07-09 | Tesla, Inc. | Energy storage system |
| WO2016103656A1 (ja) | 2014-12-25 | 2016-06-30 | 三洋電機株式会社 | 円筒形非水電解質二次電池 |
| JP2016225014A (ja) * | 2015-05-27 | 2016-12-28 | 日立オートモティブシステムズ株式会社 | 円筒形二次電池 |
| US10193123B2 (en) * | 2016-03-01 | 2019-01-29 | Atieva, Inc. | Battery pack bus bar assembly with enlarged interconnect mounting platforms |
| US11011806B2 (en) * | 2017-03-29 | 2021-05-18 | Sanyo Electric Co., Ltd. | Cylindrical battery |
| KR102316488B1 (ko) * | 2017-05-25 | 2021-10-22 | 주식회사 엘지화학 | 원통형 셀 연결 분리형 버스바와 이를 이용한 배터리 모듈 및 제조 방법 |
| US20210184308A1 (en) * | 2017-12-13 | 2021-06-17 | Samsung Sdi Co., Ltd. | Cylindrical lithium ion secondary battery |
| KR102392396B1 (ko) * | 2018-01-09 | 2022-04-29 | 주식회사 엘지에너지솔루션 | 2종의 노치가 형성된 벤트를 포함하는 캡 어셈블리 |
| KR102570969B1 (ko) * | 2018-02-01 | 2023-08-25 | 삼성에스디아이 주식회사 | 원통형 리튬 이온 이차 전지 |
| JP7066450B2 (ja) * | 2018-02-28 | 2022-05-13 | 三洋電機株式会社 | 非水電解質二次電池 |
| KR102804868B1 (ko) * | 2019-07-26 | 2025-05-09 | 삼성에스디아이 주식회사 | 이차 전지 |
| KR102226072B1 (ko) | 2019-08-21 | 2021-03-11 | 에이엠티 주식회사 | 챔버 내 모듈 ic 그립핑장치 |
| KR102251234B1 (ko) | 2019-08-21 | 2021-05-13 | 주식회사 시노펙스 | 스트로크 거리가 증가된 포스 센서 스위치 |
| EP3787368B1 (en) | 2019-08-23 | 2022-04-13 | ASUSTek Computer Inc. | Method and apparatus for header compression configuration for sidelink radio bearer in a wireless communication system |
| US12475024B2 (en) | 2020-04-21 | 2025-11-18 | UiPath, Inc. | Test automation for robotic process automation |
| KR20210154307A (ko) | 2020-06-11 | 2021-12-21 | (주)글로벌센서테크 | 터치모니터 연동형 화학물질 리크감지시스템 |
| CN212182379U (zh) | 2020-06-23 | 2020-12-18 | 江西远东电池有限公司 | 一种底部定向泄压的铝壳圆柱电池 |
| CN111834557B (zh) * | 2020-08-10 | 2023-09-01 | 惠州亿纬锂能股份有限公司 | 电子器件及其制作方法 |
| DE202022003211U1 (de) * | 2021-02-19 | 2025-06-26 | Lg Energy Solution, Ltd. | Batterie und Batteriepack und Fahrzeug |
-
2022
- 2022-02-18 DE DE202022003211.0U patent/DE202022003211U1/de active Active
- 2022-02-18 KR KR1020220021772A patent/KR102846144B1/ko active Active
- 2022-02-18 WO PCT/KR2022/002467 patent/WO2022177376A1/ko not_active Ceased
- 2022-02-18 CN CN202210151589.XA patent/CN114976464A/zh active Pending
- 2022-02-18 CN CN202220339677.8U patent/CN218005146U/zh active Active
- 2022-02-18 US US18/277,848 patent/US20240234931A9/en active Pending
- 2022-02-18 EP EP22756574.4A patent/EP4246676A4/en active Pending
- 2022-02-18 JP JP2023536881A patent/JP7636552B2/ja active Active
- 2022-02-18 CA CA3202337A patent/CA3202337A1/en active Pending
-
2025
- 2025-08-08 KR KR1020250109928A patent/KR20250124082A/ko active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002216716A (ja) | 2000-05-24 | 2002-08-02 | Ngk Insulators Ltd | リチウム二次単電池およびリチウム二次単電池の接続構造体 |
| JP2004095487A (ja) | 2002-09-04 | 2004-03-25 | Matsushita Electric Ind Co Ltd | 蓄電池およびその製造方法 |
| JP2005216737A (ja) | 2004-01-30 | 2005-08-11 | Fdk Energy Co Ltd | アルカリ乾電池 |
| JP2016537799A (ja) | 2013-10-17 | 2016-12-01 | テスラ モーターズ,インコーポレーテッド | セルモジュール組立体 |
| JP2016091711A (ja) | 2014-10-31 | 2016-05-23 | 日立化成株式会社 | 二次電池および二次電池の製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| US20240234931A9 (en) | 2024-07-11 |
| EP4246676A1 (en) | 2023-09-20 |
| EP4246676A4 (en) | 2025-07-09 |
| CN218005146U (zh) | 2022-12-09 |
| CN114976464A (zh) | 2022-08-30 |
| US20240136650A1 (en) | 2024-04-25 |
| KR20220118956A (ko) | 2022-08-26 |
| JP2024500124A (ja) | 2024-01-04 |
| CA3202337A1 (en) | 2022-08-25 |
| DE202022003211U1 (de) | 2025-06-26 |
| KR102846144B1 (ko) | 2025-08-14 |
| KR20250124082A (ko) | 2025-08-19 |
| WO2022177376A1 (ko) | 2022-08-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP7628612B2 (ja) | バッテリー、それを含むバッテリーパック及び自動車 | |
| JP7662762B2 (ja) | 円筒形バッテリーセル、それを含むバッテリーパック及び自動車 | |
| CN217239523U (zh) | 电池及应用于电池的集电体、包括集电体的电池组及汽车 | |
| JP7721647B2 (ja) | バッテリー、それを含むバッテリーパック及び自動車 | |
| KR100599749B1 (ko) | 이차 전지와 이에 사용되는 전극 조립체 | |
| US9653722B2 (en) | Prismatic secondary battery | |
| JP7680537B2 (ja) | サブセル及びその製造方法、並びに、サブセルを含む円筒型二次電池、バッテリーパック及び自動車 | |
| JP7636552B2 (ja) | バッテリー、それを含むバッテリーパック及び自動車 | |
| KR102883214B1 (ko) | 배터리, 그리고 이를 포함하는 배터리 팩 및 자동차 | |
| JP7622226B2 (ja) | 円筒形二次電池、それを含むバッテリーパック及び自動車 | |
| KR100599713B1 (ko) | 이차 전지와 이에 사용되는 전극 조립체 | |
| EP4307446A1 (en) | Cylindrical battery cell, and battery pack and vehicle including same | |
| JP7648789B2 (ja) | バッテリーパック、及びこれを含む自動車 | |
| JP7709587B2 (ja) | バッテリー、それを含むバッテリーパック及び自動車 | |
| KR20240105183A (ko) | 배터리 셀, 배터리 모듈, 배터리 팩 및 이를 포함하는 자동차 | |
| JP7662891B2 (ja) | バッテリー、それを含むバッテリーパック及び自動車 | |
| JP7743604B2 (ja) | 円筒型バッテリーセル、並びにこれを含むバッテリーパック及び自動車 | |
| US20250372841A1 (en) | Battery Cell, Battery Module, Battery Pack, and Vehicle Including Same | |
| KR100578815B1 (ko) | 이차 전지와 이에 사용되는 캡 조립체 | |
| KR100578814B1 (ko) | 이차 전지와 이에 사용되는 캡 조립체 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20230615 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20230615 |
|
| RD03 | Notification of appointment of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7423 Effective date: 20230622 |
|
| RD04 | Notification of resignation of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7424 Effective date: 20230623 |
|
| A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20240606 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20240617 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20240917 |
|
| TRDD | Decision of grant or rejection written | ||
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20250114 |
|
| A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20250213 |
|
| R150 | Certificate of patent or registration of utility model |
Ref document number: 7636552 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |