KR102497816B1 - 플렉서블 배터리가 내장된 시계줄 - Google Patents
플렉서블 배터리가 내장된 시계줄 Download PDFInfo
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- KR102497816B1 KR102497816B1 KR1020150148702A KR20150148702A KR102497816B1 KR 102497816 B1 KR102497816 B1 KR 102497816B1 KR 1020150148702 A KR1020150148702 A KR 1020150148702A KR 20150148702 A KR20150148702 A KR 20150148702A KR 102497816 B1 KR102497816 B1 KR 102497816B1
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- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
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Abstract
Description
도 2는 본 발명에 따른 플렉서블 배터리가 내장된 시계줄에서 폭의 중심선을 포함하는 중앙부 영역과 나머지 영역을 설명하기 위한 도면으로서, a)는 중앙부 영역이 플렉서블 배터리의 수용부 폭과 일치하는 경우이고, b)는 중앙부 영역이 플렉서블 배터리의 수용부를 포함하고 실링부의 중간 지점까지인 경우이며, c)는 중앙부 영역이 배터리 수용부의 폭과 일치하는 경우를 나타낸 도면,
도 3 내지 도 6은 본 발명에 따른 플렉서블 배터리가 내장된 시계줄에 적용되는 하우징을 폭방향으로 절개한 다양한 단면형상을 나타낸 도면,
도 7는 본 발명의 다른 실시예에 따른 플렉서블 배터리가 내장된 시계줄을 나타낸 개략도,
도 8은 본 발명에 따른 플렉서블 배터리가 내장된 시계줄에 적용되는 플렉서블 배터리를 나타낸 개략도,
도 9은 본 발명에 따른 플렉서블 배터리가 내장된 시계줄에 적용되는 플렉서블 배터리의 세부구성을 나타낸 확대도,
도 10은 본 발명에 따른 플렉서블 배터리가 내장된 시계줄에 적용되는 다른 형태의 플렉서블 배터리를 나타낸 개략도,
도 11는 본 발명에 따른 플렉서블 배터리가 내장된 시계줄에 적용되는 플렉서블 배터리에서 전극조립체와 외장재에 적용되는 다양한 패턴을 나타낸 예시도로서, 서로 이웃하는 골부 또는 산부들간의 다양한 간격을 나타낸 도면,
도 12은 본 발명에 따른 플렉서블 배터리가 내장된 시계줄에 적용되는 플렉서블 배터리에서 전극조립체와 외장재에 적용되는 다양한 패턴을 나타낸 예시도로서, 패턴이 전체길이에 대하여 연속적으로 형성되거나 비연속적으로 형성되는 경우를 나타낸 예시도,
도 13 내지 도 16는 본 발명에 따른 플렉서블 배터리가 내장된 시계줄에 적용되는 플렉서블 배터리에 적용되는 패턴의 다양한 단면형상을 나타낸 개략도, 그리고,
도 17a 및 도 17b는 본 발명에 따른 플렉서블 배터리가 내장된 시계줄에 적용되는 플렉서블 배터리의 성능을 나타낸 그래프로서, a)는 밴딩 전후 배터리 용량의 변화를 나타낸 그래프이고, b)는 접힌 부분에 순간적인 외력을 가했을 경우 시간에 따른 배터리의 전압변화를 나타낸 그래프이다.
110 : 하우징 111 : 제1부분
112 : 제2부분 120,120' : 플렉서블 배터리
121 : 제1외장재 122 : 제2외장재
121a,122a : 제1수지층 121b,122b : 금속층
121c,122c : 제2수지층 121d,121d : 단열층
124 : 패턴 126 : 접속단자
130 : 전극조립체 132 : 양극
132a : 양극집전체 132b : 양극 활물질
134 : 분리막 134a : 부직포층
134b : 나노섬유웹층 136 : 음극
136a : 음극집전체 136b : 음극 활물질
137 : 패턴 138 : 음극단자
139 : 양극단자
Claims (20)
- 플렉서블 배터리; 및
상기 플렉서블 배터리가 외부로 노출되는 것을 방지할 수 있도록 상기 플렉서블 배터리를 덮는 연질의 하우징;을 포함하고,
상기 플렉서블 배터리는 상기 하우징의 내부에 인서트 몰딩되며,
상기 하우징은 폭의 중심선을 포함하는 중앙부 영역의 임의의 위치에서의 두께가 상기 중앙부 영역을 제외한 나머지 영역의 임의의 위치에서의 두께보다 상대적으로 두꺼운 두께를 갖도록 형성되며,
상기 플렉서블 배터리는,
전극조립체;
상기 전극조립체를 전해액과 함께 봉지하는 외장재;
상기 외장재의 길이방향을 따라 산부와 골부가 반복되도록 상기 외장재에 형성되는 제1패턴; 및
상기 전극조립체의 길이방향을 따라 상기 제1패턴과 서로 일치하도록 상기 전극조립체에 형성되는 제2패턴;을 포함하되,
상기 전극조립체는 상기 제2패턴이 상기 제1패턴과 서로 일치하게 배치되도록 상기 외장재에 수용되는 플렉서블 배터리가 내장된 시계줄. - 제 1항에 있어서,
상기 플렉서블 배터리는,
전극조립체; 및
상기 전극조립체 및 전해액이 수용되는 수용부와, 상기 수용부의 테두리를 따라 배치되어 상기 수용부의 테두리를 밀봉하는 실링부를 포함하는 외장재;를 포함하고,
상기 중앙부 영역은 상기 외장재의 전체면적 중 상기 수용부에 해당하는 면적을 포함하는 플렉서블 배터리가 내장된 시계줄. - 제 1항에 있어서,
상기 중앙부 영역은 폭의 중앙부에서 폭 방향을 따라 양단부측으로 갈수록 두께가 얇아지도록 형성되는 플렉서블 배터리가 내장된 시계줄. - 제 1항에 있어서,
상기 플렉서블 배터리는 외부면 중 적어도 일부 면적에 외부로부터 내부로 열이 이동하는 것을 차단하기 위한 단열층이 구비되는 플렉서블 배터리가 내장된 시계줄. - 삭제
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JP2000173559A (ja) * | 1998-12-03 | 2000-06-23 | Tokai Rubber Ind Ltd | 薄型電池用袋体 |
JP2001028275A (ja) * | 1999-06-25 | 2001-01-30 | Mitsubishi Chemicals Corp | 立体自由形状バッテリー装置 |
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