| 发明名称 |
SECONDARY BATTERY AND ELECTRONIC DEVICE |
| 摘要 |
A secondary battery suitable for a portable information terminal or a wearable device is provided. An electronic device having a novel structure which can have various forms and a secondary battery that fits the forms of the electronic device are provided. In the secondary battery, sealing is performed using a film provided with depressions or projections that ease stress on the film due to application of external force. A pattern of depressions or projections is formed on the film by pressing, e.g., embossing. |
| 申请公布号 |
US2015349375(A1) |
申请公布日期 |
2015.12.03 |
| 申请号 |
US201514722939 |
申请日期 |
2015.05.27 |
| 申请人 |
Semiconductor Energy Laboratory Co., Ltd. |
发明人 |
Takahashi Minoru;Tajima, JR. Ryota |
| 分类号 |
H01M10/04;H01G9/048;H01G9/145 |
主分类号 |
H01M10/04 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A secondary battery comprising a film,
wherein the film has a region with a first pattern of depressions or projections and a region without the first pattern of the depressions or the projections, wherein the region with the first pattern comprises a portion having a first thickness and a portion having a second thickness, and wherein sealing is performed using the film. |
| 地址 |
Atsugi-shi JP |
