Power storage device, light-emitting device, and electronic device
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United States of America Patent
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Oct 5, 2021
Grant Date -
May 7, 2020
app pub date -
Dec 23, 2019
filing date -
Feb 27, 2015
priority date (Note) -
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status (Latency Note)
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Abstract
To provide a flexible, highly reliable power storage device or light-emitting device. The device includes a battery unit or a light-emitting unit and a member with rubber elasticity. The battery unit includes a secondary battery. The light-emitting unit includes a light-emitting element. The member with rubber elasticity is provided with a first projection and a second projection. The first projection and the second projection are arranged on a first surface of the battery unit or the light-emitting unit. The first projection and the second projection come in contact with each other when the power storage device is bent such that the first surface of the battery unit faces inward.
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