公开(公告)号：US20140242451A1

公开(公告)日：2014-08-28

申请号：US14188319

申请日：2014-02-24

Applicant: Seiko Instruments Inc.

Inventor： Takumi SAWAYAMA ,  Tadahito SUZUKI ,  Ken MIURA

IPC: H01M10/058 ,  H01M10/0525 ,  H01M2/02

CPC classification number: H01M10/058 ,  H01M2/0222 ,  H01M2/026 ,  H01M4/131 ,  H01M4/485 ,  H01M4/581 ,  H01M10/05 ,  H01M10/0525

Abstract: A nonaqueous electrolytic secondary battery of excellent characteristics is provided. The nonaqueous electrolytic secondary battery includes: a positive electrode case; a negative electrode case fixed to the positive electrode case, and that forms a storage space with the positive electrode case in between the negative electrode case and the positive electrode case; a positive electrode portion provided on the positive electrode case in the storage space, and that contains a lithium compound as positive electrode active material; a negative electrode portion provided on the negative electrode case in the storage space, and that contains SiOx (0≦x

Abstract translation: 提供了具有优异特性的非水电解二次电池。 非水电解质二次电池包括：正极壳体; 负极壳体固定在正极壳体上，并且在正极壳体和正极壳体之间形成有正极壳体的存储空间; 正极部，设置在所述储存空间的所述正极壳体上，并且含有锂化合物作为正极活性物质; 负极部，设置在所述存储空间中的所述负极壳体上，并且含有SiO x（0＆lt; nlE; x <2）作为负极活性物质; 以及储存在储存空间内的非水电解液。 负极壳体包括基底层和相对于基底层相对于存储空间设置并且具有比基底层更高的热导率的厚度为2.6μm以上的镍层。

公开(公告)号：US20160268558A1

公开(公告)日：2016-09-15

申请号：US15018133

申请日：2016-02-08

Applicant: Seiko Instruments Inc.

Inventor： Takumi SAWAYAMA

IPC: H01M2/08 ,  H01M4/485 ,  H01M4/505 ,  H01M10/058 ,  H01M10/0569 ,  H01M10/0568 ,  H01M2/16 ,  H01M2/02 ,  H01M10/0525

CPC classification number: H01M2/08 ,  H01M2/0222 ,  H01M2/0413 ,  H01M2/1613 ,  H01M4/485 ,  H01M4/505 ,  H01M4/5825 ,  H01M10/0427 ,  H01M10/0525 ,  H01M10/0568 ,  H01M10/0569 ,  H01M10/058 ,  H01M10/0585 ,  H01M2004/027 ,  H01M2004/028 ,  H01M2010/4292 ,  H01M2220/30 ,  H01M2300/0025 ,  H01M2300/0037

Abstract: Provided is a nonaqueous electrolyte secondary battery including a bottomed cylindrical positive electrode casing and a negative electrode casing which is fixed to an opening of the positive electrode casing through a gasket. The opening of the positive electrode casing is caulked to the negative electrode casing side to seal the accommodation space. A diameter d is in a range of 6.6 mm to 7.0 mm, and a height h1 is in a range of 1.9 mm to 2.3 mm. A shortest distance L1 between a caulking tip end and the negative electrode casing in the opening of the positive electrode casing is equal to or less than 110% of an average sheet thickness of the positive electrode casing, a shortest distance L2 between a tip end of the negative electrode casing and the positive electrode casing is equal to or less than 100% of the average sheet thickness of the positive electrode casing, and a distance L3 between the tip end of the negative electrode casing and the bottom of the positive electrode casing is equal to or less than 75% of the average sheet thickness of the positive electrode casing.

Abstract translation: 提供一种非水电解质二次电池，其包括通过垫圈固定到正电极壳体的开口的有底圆柱形正极壳体和负极壳体。 将正极壳体的开口填充到负极壳体侧以密封容纳空间。 直径d在6.6mm至7.0mm的范围内，高度h1在1.9mm至2.3mm的范围内。 正极壳体的开口部中的铆接前端和负极壳体之间的最短距离L1等于或小于正极壳体的平均片材厚度的110％，最小距离L2在正极壳体的顶端之间的最短距离L2 负极壳体和正极壳体的长度等于或小于正极壳体的平均片材厚度的100％，负极壳体的前端与正极壳体的底部之间的距离L3为 等于或小于正极壳体的平均片材厚度的75％。

公开(公告)号：US20160268559A1

公开(公告)日：2016-09-15

申请号：US15018217

申请日：2016-02-08

Applicant: Seiko Instruments Inc.

Inventor： Takumi SAWAYAMA

IPC: H01M2/08 ,  H01M2/16 ,  H01M10/0568 ,  H01M4/485 ,  H01M10/0525 ,  H01M10/0569 ,  H01M2/02 ,  H01M4/505

CPC classification number: H01M2/08 ,  H01M2/0222 ,  H01M2/1613 ,  H01M4/485 ,  H01M4/505 ,  H01M10/0427 ,  H01M10/052 ,  H01M10/0525 ,  H01M10/0568 ,  H01M10/0569 ,  H01M10/0585 ,  H01M2004/027 ,  H01M2004/028 ,  H01M2010/4292 ,  H01M2220/30 ,  H01M2300/004

Abstract: Provided is a nonaqueous electrolyte secondary battery including a bottomed cylindrical positive electrode casing, and a negative electrode casing which is fixed to an opening of the positive electrode casing through a gasket. The opening of the positive electrode casing is caulked to the negative electrode casing side to seal an accommodation space. A caulking tip end in the opening of the positive electrode casing is disposed in an inward direction of the negative electrode casing than a tip end of the negative electrode casing. A diameter d of the nonaqueous electrolyte secondary battery is in a range of 6.6 mm to 7.0 mm, a height h1 of the nonaqueous electrolyte secondary battery is in a range of 1.9 mm to 2.3 mm, a side surface portion of the positive electrode casing is formed in a curved surface shape, a radius of curvature R is set in a range of 0.8 mm to 1.1 mm, and a height h2 of the positive electrode casing is in a range of 65% to 73% with respect to the height h1 of the nonaqueous electrolyte secondary battery.

Abstract translation: 提供一种非水电解质二次电池，其包括底部的圆筒形正极壳体和通过垫圈固定到正极壳体的开口的负极壳体。 将正极壳体的开口填充到负极壳体侧以密封容纳空间。 正极壳体的开口部中的铆接末端设置在负极壳体的向内方向上，而不是负极壳体的前端。 非水电解质二次电池的直径d在6.6mm〜7.0mm的范围内，非水电解质二次电池的高度h1在1.9mm〜2.3mm的范围内，正极壳体的侧面部分为 形成为曲面形状，将曲率半径R设定在0.8mm〜1.1mm的范围内，正极壳体的高度h2相对于高度h1的高度h1为65％〜73％ 非水电解质二次电池。

公开(公告)号：US20150207113A1

公开(公告)日：2015-07-23

申请号：US14599231

申请日：2015-01-16

Applicant: Seiko Instruments Inc.

Inventor： Ken MIURA ,  Takumi SAWAYAMA ,  Tadahito SUZUKI ,  Akira MITSUZUKA ,  Tomomi KOBAYASHI

IPC: H01M2/02 ,  H01M2/08 ,  H01M4/485 ,  H01M10/052 ,  H01M10/0569 ,  H01M2/16 ,  H01M10/04 ,  H01M2/04 ,  H01M4/50

CPC classification number: H01M2/0222 ,  H01M2/0413 ,  H01M2/08 ,  H01M2/1613 ,  H01M4/131 ,  H01M4/485 ,  H01M4/502 ,  H01M4/505 ,  H01M10/0427 ,  H01M10/052 ,  H01M10/0525 ,  H01M10/0569 ,  H01M2010/4292 ,  H01M2220/30 ,  H01M2300/004 ,  Y02E60/122

Abstract: Provided is a nonaqueous electrolyte secondary battery including a bottomed cylindrical positive electrode casing and a negative electrode casing which is fixed to an opening of the positive electrode casing through a gasket. The opening of the positive electrode casing is caulked to the negative electrode casing side to seal the accommodation space. A shortest distance L1 between a caulking tip end and the negative electrode casing in the opening of the positive electrode casing is equal to or less than 70% of an average sheet thickness of the positive electrode casing, a shortest distance L2 between a tip end of the negative electrode casing and the positive electrode casing is equal to or less than 60% of the average sheet thickness of the positive electrode casing, and a distance L3 between the tip end of the negative electrode casing and the bottom of the positive electrode casing is equal to or less than 110% of the average sheet thickness of the positive electrode casing.

Abstract translation: 提供一种非水电解质二次电池，其包括通过垫圈固定到正电极壳体的开口的有底圆柱形正极壳体和负极壳体。 将正极壳体的开口填充到负极壳体侧以密封容纳空间。 正极壳体的开口部中的铆接末端和负极壳体之间的最短距离L1等于或小于正极壳体的平均片材厚度的70％，最小距离L2在正极壳体的顶端之间的最短距离L2 负极壳体和正极壳体的长度等于或小于正极壳体的平均片材厚度的60％，负极壳体的前端与正极壳体的底部之间的距离L3为 等于或小于正极壳体的平均片材厚度的110％。

公开(公告)号：US20150207112A1

公开(公告)日：2015-07-23

申请号：US14599095

申请日：2015-01-16

Applicant: Seiko Instruments Inc.

Inventor： Takumi SAWAYAMA ,  Tadahito SUZUKI

IPC: H01M2/02 ,  H01M2/08 ,  H01M10/04 ,  H01M4/50 ,  H01M10/0569 ,  H01M2/16 ,  H01M2/04 ,  H01M4/485

CPC classification number: H01M2/0222 ,  H01M2/0413 ,  H01M2/08 ,  H01M4/485 ,  H01M10/0427 ,  H01M10/052 ,  H01M10/0525 ,  H01M10/0569 ,  H01M2010/4292 ,  H01M2300/004

Abstract: Provided is a nonaqueous electrolyte secondary battery including a bottomed cylindrical positive electrode casing, and a negative electrode casing which is fixed to an opening of the positive electrode casing through a gasket. The opening of the positive electrode casing is caulked to the negative electrode casing side to seal an accommodation space. A caulking tip end in the opening of the positive electrode casing is disposed in an inward direction of the negative electrode casing than a tip end of the negative electrode casing. A diameter d of the nonaqueous electrolyte secondary battery is in a range of 4 mm to 12 mm, a height h1 of the nonaqueous electrolyte secondary battery is in a range of 1 mm to 3 mm, a side surface portion of the positive electrode casing is formed in a curved surface shape, a radius of curvature R is set in a range of 0.8 mm to 1.1 mm, and a height h2 of the positive electrode casing is in a range of 65% to 90% with respect to the height h1 of the nonaqueous electrolyte secondary battery.

Abstract translation: 提供一种非水电解质二次电池，其包括底部的圆筒形正极壳体和通过垫圈固定到正极壳体的开口的负极壳体。 将正极壳体的开口填充到负极壳体侧以密封容纳空间。 正极壳体的开口部中的铆接末端设置在负极壳体的向内方向上，而不是负极壳体的前端。 非水电解质二次电池的直径d在4mm〜12mm的范围内，非水电解质二次电池的高度h1在1mm〜3mm的范围内，正极壳体的侧面部分为 形成为曲面形状，曲率半径R设定在0.8mm〜1.1mm的范围内，正极壳体的高度h2相对于高度h1的高度h1为65％〜90％ 非水电解质二次电池。