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US 2014/0234695 A1Published application
Secondary battery
AssigneeSeiko Epson Corporation
InventorsShigeo KONDO, Yasumasa TAKEUCHI
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Abstract
A secondary battery that can avoid reduction in battery capacity over the lapse of charge-discharge cycles and can exhibit high performance is provided. The secondary battery includes a laminated body having a pair of electrodes and an electrolyte layer provided between the pair of electrodes, the electrolyte layer including electrolyte particles, the laminated body having an end portion, and a restrictor provided so as to cover at least the end portion of the laminated body for restricting expansion of the electrolyte layer in the plane direction thereof.
Claims15
A secondary battery, comprising:
- a laminated body having a pair of electrodes and an electrolyte layer provided between the pair of electrodes, the electrolyte layer including electrolyte particles, the laminated body having an end portion;
- and
- a restrictor provided so as to cover at least the end portion of the laminated body for restricting expansion of the electrolyte layer in the plane direction thereof,
- wherein the restrictor is comprised of a plurality of layers respectively formed of different materials.
1 more element
Dependencies are inferred from the claim text.