Toyota jidosha kabushiki kaisha (20240162497). SOLID-STATE BATTERY simplified abstract

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SOLID-STATE BATTERY

Organization Name

toyota jidosha kabushiki kaisha

Inventor(s)

Yushi Suzuki of Mishima-shi (JP)

SOLID-STATE BATTERY - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240162497 titled 'SOLID-STATE BATTERY

Simplified Explanation

A solid-state battery described in this patent application consists of several layers including current collector layers, active material layers, separator layer, and insulating layer. The first current collector layer is wound around the other layers to form an outer packaging body.

  • The solid-state battery includes a first current collector layer, first active material layer, separator layer, second active material layer, second current collector layer, and insulating layer.
  • The first current collector layer is wound around the other layers to form an outer packaging body.
  • Overlapped parts of the first current collector are joined to each other at a position overlapping with a surface of the laminated body in its lamination direction.

Potential Applications

The technology described in this patent application could be applied in various electronic devices such as smartphones, laptops, electric vehicles, and wearable devices.

Problems Solved

This technology solves the issue of safety concerns related to traditional lithium-ion batteries by using a solid-state design that eliminates the need for liquid electrolytes.

Benefits

The solid-state battery offers improved safety, higher energy density, longer lifespan, and faster charging capabilities compared to conventional lithium-ion batteries.

Potential Commercial Applications

The solid-state battery technology could be utilized in the consumer electronics industry, electric vehicle market, renewable energy storage systems, and medical devices.

Possible Prior Art

One possible prior art for solid-state batteries is the work done by researchers at Toyota who developed a solid-state battery with a sulfide-based electrolyte in 2017.

Unanswered Questions

How does the manufacturing process of this solid-state battery compare to traditional lithium-ion batteries?

The article does not provide information on the manufacturing process of the solid-state battery and how it differs from traditional lithium-ion battery production methods.

What are the specific performance metrics of this solid-state battery compared to traditional lithium-ion batteries?

The article does not mention specific performance metrics such as energy density, cycle life, and charging speed of the solid-state battery in comparison to traditional lithium-ion batteries.


Original Abstract Submitted

a solid-state battery according to this disclosure is a solid-state battery including a first current collector layer, a first active material layer, a separator layer, a second active material layer, a second current collector layer, and an insulating layer that are laminated in this order. the first current collector layer is wound on a laminated body including the first active material layer, the separator layer, the second active material layer, the second current collector layer, and the insulating layer to surround the laminated body. the first current collector layer forms an outer packaging body such that overlapped parts of the first current collector are joined to each other at a position overlapping with a surface of the laminated body in its lamination direction.