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US 2010/0136416 A1Published application
Card battery
AssigneeSamsung SDI Co., Ltd.
InventorsSeok Koh, Bongyoung Kim, Kyungho Park
Life of this patent
Estimating the term…
Abstract
Disclosed is a card type battery that has both functions of a smart card and a battery. The card battery can prevent a short caused by contact with an external device, reduce a total thickness of the battery and improve bonding strength between internal elements of the battery.
Claims20
A card battery, comprising:
- a bare cell;
- a protection circuit module electrically coupled to the bare cell;
- a frame receiving the bare cell and protection circuit module;
- a first cover provided on the frame;
- and
- a second cover provided under the frame,
- wherein the protection circuit module comprises:
- a substrate;
- a protection circuit unit provided on the substrate;
- and
- a charging/discharging terminal that is provided on the substrate and electrically coupled to the protection circuit unit,
- wherein an upper surface of the charging/discharging terminal is lower than an upper surface of the first cover.
9 more elements
A card battery having a smart card function, comprising:
- a bare cell;
- a protection circuit module electrically coupled to the bare cell;
- a frame receiving the bare cell and protection circuit module;
- a first cover, provided on the frame, being made of metal;
- and
- a second cover, provided under the frame, being made of metal,
- wherein a magnetic groove is formed on an outer surface of the first or second cover in a direction of a long edge of the cover.
4 more elements
A card battery, comprising:
- a bare cell;
- a protection circuit module electrically coupled to the bare cell;
- a frame receiving the bare cell and protection circuit module;
- a first cover provided on the frame;
- a second cover provided under the frame;
- and
- a first thermal bonding tape provided between an edge of an inner surface of the first cover and an edge of a first surface of the frame.
4 more elements
Dependencies are inferred from the claim text.