All solid state battery
AssigneeToyota Jidosha Kabushiki Kaisha
InventorIppei Goto
Life of this patent
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Abstract
An all solid state battery includes a cathode layer, an anode layer, and a solid electrolyte layer arranged between the cathode layer and the anode layer, wherein: the solid electrolyte layer includes a first solid electrolyte layer, and a second electrolyte layer arranged in the anode layer side compared to the first solid electrolyte layer; the first solid electrolyte layer contains a first nonwoven fabric, and a first solid electrolyte arranged inside the first nonwoven fabric; the second solid electrolyte layer contains a second nonwoven fabric, and a second solid electrolyte arranged inside the second nonwoven fabric; and in a plan view along a thickness direction, an angle formed by a first fabric direction in the first nonwoven fabric and a second fabric direction in the second nonwoven fabric is 45° or more and 90° or less.
Claims9
A vehicle comprising an all solid state battery, wherein the all solid state battery comprises a cathode layer, an anode layer, and a solid electrolyte layer arranged between the cathode layer and the anode layer, wherein:
- the solid electrolyte layer includes a first solid electrolyte layer, and a second electrolyte layer arranged in the anode layer side compared to the first solid electrolyte layer;
- the first solid electrolyte layer contains a first nonwoven fabric having a sheet shape, and a first solid electrolyte arranged inside the first nonwoven fabric;
- the second solid electrolyte layer contains a second nonwoven fabric having a sheet shape, and a second solid electrolyte arranged inside the second nonwoven fabric;
- the first nonwoven fabric and the second nonwoven fabric are different members;
- and
- in a plan view along a thickness direction, an angle formed by a first fabric direction in the first nonwoven fabric and a second fabric direction in the second nonwoven fabric is 45° or more and 90° or less.
Dependencies are inferred from the claim text.