JPS6220665B2 - - Google Patents

Info

Publication number
JPS6220665B2
JPS6220665B2 JP55083594A JP8359480A JPS6220665B2 JP S6220665 B2 JPS6220665 B2 JP S6220665B2 JP 55083594 A JP55083594 A JP 55083594A JP 8359480 A JP8359480 A JP 8359480A JP S6220665 B2 JPS6220665 B2 JP S6220665B2
Authority
JP
Japan
Prior art keywords
separator
horn
bag
receiving seat
shaped
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.)
Expired
Application number
JP55083594A
Other languages
English (en)
Other versions
JPS579058A (en
Inventor
Hideo Yoshinaga
Isao Uehara
Teruaki Ishii
Tetsushige Kawase
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP8359480A priority Critical patent/JPS579058A/ja
Publication of JPS579058A publication Critical patent/JPS579058A/ja
Publication of JPS6220665B2 publication Critical patent/JPS6220665B2/ja
Granted legal-status Critical Current

Links

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
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/463—Separators, membranes or diaphragms characterised by their shape
    • H01M50/466—U-shaped, bag-shaped or folded
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
    • B29C66/814—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps
    • B29C66/8141—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined
    • B29C66/81433—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined being toothed, i.e. comprising several teeth or pins, or being patterned
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/08—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using ultrasonic vibrations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
    • B29C65/7858—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus characterised by the feeding movement of the parts to be joined
    • B29C65/7888—Means for handling of moving sheets or webs
    • B29C65/7891—Means for handling of moving sheets or webs of discontinuously moving sheets or webs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/112—Single lapped joints
    • B29C66/1122—Single lap to lap joints, i.e. overlap joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
    • B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
    • B29C66/43—Joining a relatively small portion of the surface of said articles
    • B29C66/431—Joining the articles to themselves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
    • B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
    • B29C66/43—Joining a relatively small portion of the surface of said articles
    • B29C66/431—Joining the articles to themselves
    • B29C66/4312—Joining the articles to themselves for making flat seams in tubular or hollow articles, e.g. transversal seams
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/739—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/7392—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic
    • B29C66/73921—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic characterised by the materials of both parts being thermoplastics
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
    • B29C66/832—Reciprocating joining or pressing tools
    • B29C66/8322—Joining or pressing tools reciprocating along one axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/20—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines
    • B29C66/21—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being formed by a single dot or dash or by several dots or dashes, i.e. spot joining or spot welding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/71—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Cell Separators (AREA)

Description

【発明の詳細な説明】 本発明は鉛蓄電池用袋状セパレータ及びその製
造法に関するものである。
従来からシート状熱可塑性樹脂セパレータから
袋状セパレータを作製する際の端部の固定は、熱
溶着、超音波溶着、高周波溶着、接着等で行なわ
れていた。なかでも超音波溶着は、溶着方法とし
て溶着時間が短かく、しかも巾広い熱可塑性樹脂
セパレータに適応性があり、信頼性も高いために
袋状セパレータの加工方法として最も多く採用さ
れている。しかし、その溶着しろは連続的に続い
た一本の筋状となつており、さらに溶着部よりも
外側に２mm〜10mm巾の未溶着部を残しているのが
普通である。
この従来の超音波溶着による溶着しろは、比較
的均一な一本の連続した筋となつているため、溶
着面積も比較的大きく、従つて超音波溶着時には
溶着部に大きな荷重をかけなければならない。こ
のため一般の内容積0.2m3、圧力９Kg／cm2程度の
比較的手軽に設置かつ移動ができるエアシリンダ
ーでは自動車用電池に用いられているものと同程
度のサイズのセパレータの場合溶着幅が最大でも
２mm程度となり、溶着幅がせまいために溶着部の
外側に未溶着部を残す方法を取らなければ、超音
波溶着時にすべりを生じ、溶着部である端部重な
り部がずれて十分な信頼度で溶着できないという
欠点を有していた。
本発明はこのような従来の欠点を解決し、材料
歩留りよくしかも重ね合わせた端部の固定が確実
な袋状セパレータ及びその製造法を提供するもの
である。
本発明の袋状セパレータの特徴は、熱溶融性樹
脂、例えばポリエチレンやポリプロピレンのよう
なポリオレフインまたはポリエステルからなる微
孔性フイルムあるいはそれら樹脂繊維の不織布を
素材とし、その重ね合わせた端部を平坦部と突条
リブ部とが交互に位置するように超音波溶着した
ことにあり、袋状とした際に反りやしわを生じる
ことがなく、しかも溶着部外側に未溶着部を保つ
必要の全くない袋状セパレータを提供できるもの
である。
またこの袋状セパレータの製造法における特徴
は、超音波溶着機のブレーキ形ホーンとこれに対
向する受け座のうち少なくともいずれか一方の端
面にその長手方向を遮断するよう凸部と凹部を交
互に設け、ホーンと受け座との間にセパレータを
介挿し、前記凸部にのみ直接超音波振動を与えて
超音波溶着することにより、前記凹部と対応した
セパレータ部分を突条リブに変形させて熱膨張や
変形を吸収するとともにこの部分も溶着した点に
ある。
以下、本発明の詳細を図に示す実施例により順
次説明する。
第１図は本発明で用いた超音波溶着装置を示
し、図中１は超音波発振機の振動コラム先端に固
定されたブレード形のホーン、２は受け台、３は
受け台２の中央部にホーン１と対向するように固
定された角棒状の受け座である。
受け座３のホーン１と対向する上端面には、第
２図で拡大に示した如く角形の凸部４と凹部５と
が交互に形成されている。この凸部４と凹部５と
は溶着する袋状セパレータの溶着しろの長さ及び
幅ならびにセパレータの素材や厚さによつて変化
させ得るが、本発明者らの実験によれば凸部対凹
部の面積比が0.25〜４：１の範囲であれば良好な
溶着が行えることを見出した。
又凸部と凹部の関係は、第２図に示す交互配列
の他、孔状凹部を千鳥状に配したいわゆる均等分
散状態とすることもできる。
なお受け座３に凹凸部を形成した場合にはホー
ン１の振動する下端面６は第３図の如く平滑面と
するとよい。これとは逆にホーン１の下端面に凹
凸部を形成した場合、受け座３の上端面は平滑面
とするのがよく、両者ととも凹凸を形成した場合
には凸部どうしの接触面積を十分にとる必要があ
る。さもないと溶着すべきセパレータ端部の支え
が十分でなく、確実な超音波溶着が行なえなくな
るからである。
第１図中、７ｂは２つ折りに畳まれて重ね合わ
された左右の両端部が超音波溶着されて袋状セパ
レータ７を構成するシート状セパレータである。
今、一例としてホーンと対向する受け座３の上
端面に約１mm間隔で凸部と凹部をつけ、（面積比
は１：１）溶着しろの幅が2.5mmになるように受
け座の幅を起定した構造（第１図及び第２図参
照）とし、ホーン１の下端面６を平滑な面とした
（第３図参照）状態で出力1300Wの超音波振動を
発生させてセパレータの左右両端部を溶着する
と、第４図及び第５図に示すような袋状セパレー
タ７が得られた。図中、７ａは溶着部、８は突条
リブ部、９は平坦な溶着部である。
この方法を用いると、溶着時に加圧される面積
はホーン受け座の凸部と、ホーン下端平滑面とが
接する部分のみとなるため、シリンダーの加圧力
が１〜３Kg／cm2程度の通常の圧力で、溶着しろを
最大10mmまでにすることが可能であつた。しかも
凸部と凹部との面積比を0.25〜４：１にし、隣り
合う凸部と凸部との間隔を７mm以下にした場合に
は受け座の凹部にあたるセパレータ部分も凸部か
ら漏洩あるいは伝幡される超音波振動によつて溶
着され、未溶着部は袋状セパレータとして、全く
支障ない程度にまで少なくなるか、あるいはまつ
たく無くなつた形状のものにできることが判明し
た。また受け座あるいはホーンに凹部を設けてい
るため、溶着時に生じるセパレータの一部の伸び
が、この凹部に吸収される形となる。従つて凹部
がない場合のように溶着部のみ全般的に伸び、そ
れがためにセパレータが反つたり変形してしまう
といつた不都合を防止することができるという効
果も得られた。
さらに本発明では容易に溶着部しろの幅を大き
くすることができるため、目的とするセパレータ
サイズの整数倍のシートあるいはチユーブ状セパ
レータに対して個々の袋状セパレータの境界ある
いは端部にあたる位置において、例えば2.5〜10
mmといつた広い溶着しろで超音波溶着することが
でき、第６図Ａ及び第７図Ａのように２つ折りに
畳まれたシート状７ｂまたは長いチユーブ状７ｃ
のごとく、その溶着部７ａのほぼ中央で切断する
ことが可能で、第６図Ｂ、第７図Ｂのごとく同時
に２枚以上の袋状セパレータを製造でき、生産性
の向上に大いに役立つという利点がある。
【図面の簡単な説明】
第１図は本発明の実施例において用いた超音波
溶着装置の要部斜視図、第２図は受け座の拡大部
分斜視図、第３図はホーンの拡大部分斜視図、第
４図は本発明の実施例における袋状セパレータの
一例を示す図、第５図は第４図の−′線に沿
つた断面図、第６図Ａは連続的に袋状セパレータ
を超音波溶着によつて形成する際の説明図、第６
図Ｂは溶着部の中央で切断した袋状セパレータを
示す図、第７図Ａはチユーブ状セパレータから２
個同時に袋状セパレータを超音波溶着によつて形
成する際の説明図、第７図Ｂは溶着部の中央で切
断した袋状セパレータを示す図である。 １……ブレード形ホーン、２……受け台、３…
…受け座、４……凸部、５……凹部、６……ホー
ン下端面、７……袋状セパレータ、７ａ……溶着
部、７ｂ……２つ折りに畳まれたシート状セパレ
ータ、７ｃ……チユーブ状セパレータ。

Claims (1)

  1. 【特許請求の範囲】 １ 超音波溶着機のブレード形ホーン、およびこ
    れに対向する受け座の少なくともいずれか一方の
    端面にその長手方向を遮断するよう凸部と凹部を
    交互に設け、この凸部と凹部の面積比を0.25〜
    ４：１とするとともに前記ホーンと受け座との間
    にセパレータを介挿し前記凸部にのみ直接超音波
    振動を与えて帯状に超音波溶着することを特徴と
    する鉛蓄電池用袋状セパレータの製造法。 ２ 前記超音波溶着機のブレード形ホーンおよび
    これに対向する受け座の幅を2.5〜10mmとし、セ
    パレータを帯状としてこれを一定間隔毎に、超音
    波溶着した後その中央部において切断することを
    特徴とした特許請求の範囲第１項に記載の鉛蓄電
    池用袋状セパレータの製造法。
JP8359480A 1980-06-19 1980-06-19 Sacklike separator for lead acid battery and its manufacture Granted JPS579058A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8359480A JPS579058A (en) 1980-06-19 1980-06-19 Sacklike separator for lead acid battery and its manufacture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8359480A JPS579058A (en) 1980-06-19 1980-06-19 Sacklike separator for lead acid battery and its manufacture

Publications (2)

Publication Number Publication Date
JPS579058A JPS579058A (en) 1982-01-18
JPS6220665B2 true JPS6220665B2 (ja) 1987-05-08

Family

ID=13806807

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8359480A Granted JPS579058A (en) 1980-06-19 1980-06-19 Sacklike separator for lead acid battery and its manufacture

Country Status (1)

Country Link
JP (1) JPS579058A (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2523460Y2 (ja) * 1990-03-30 1997-01-22 松下電器産業株式会社 鉛畜電池用袋状セパレータ
US6001503A (en) * 1997-08-26 1999-12-14 General Motors Corporation Battery separator having a puncture-proof border
CN201340884Y (zh) * 2008-11-28 2009-11-04 深圳市吉阳自动化科技有限公司 一种动力电池电芯的全自动制极片袋设备

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4856729A (ja) * 1971-11-20 1973-08-09
JPS49116540A (ja) * 1972-10-14 1974-11-07

Also Published As

Publication number Publication date
JPS579058A (en) 1982-01-18

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