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US 11,114,727 B2Granted
Power storage device
AssigneeMurata Manufacturing Co., Ltd.
InventorHidetaka Shibata
Life of this patent
Estimating the term…
Abstract
A power storage device includes a case, an electrode body, and an electrolyte. The electrode body is located in the case and has a positive electrode, a negative electrode, and a separator located between the positive and negative electrodes. The electrolytefills the case 2. A principal surface of the electrode body is connected to an inner surface of the case.
Claims18
A power storage device comprising:
- a case;
- an electrode body located in the case, the electrode body having opposed first and second principal surfaces, the electrode body comprising a positive electrode, a negative electrode, and a separator located between the positive and negative electrodes;
- at least one tape which extends between the first and second principal surfaces to integrate the positive electrode, the negative electrode and the separator together, edges of the at least one tape cooperating with the first principal surface of the electrode body to define a recessed portion at the first principal surface;
- an electrically insulating bonding layer located in the recessed portion and bonding the electrode body to an inner surface of the case;
- and
- an electrolyte located in the case and contacting the electrode body.
3 more elements
A power storage device comprising:
- a case;
- an electrode body located in the case, the electrode body comprising a plurality of positive electrode, negative electrode pairs and a separator located between each positive electrode, negative electrode pair, a principal surface of the electrode body being connected to an inner surface of the case, the positive and negative electrodes containing a resin binder
- the electrode body and the inner surface of the case being bonded together by a bonding layer which contains the same resin binder as the positive and negative electrodes;
- and
- an electrolyte located in the case and contacting the electrode body.
2 more elements
Dependencies are inferred from the claim text.