18552194. POWER STORAGE DEVICE simplified abstract (PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.)

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POWER STORAGE DEVICE

Organization Name

PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.

Inventor(s)

KIYOMI Kozuki of Osaka (JP)

SHINYA Geshi of Osaka (JP)

SHINICHI Sakamoto of Osaka (JP)

POWER STORAGE DEVICE - A simplified explanation of the abstract

This abstract first appeared for US patent application 18552194 titled 'POWER STORAGE DEVICE

Simplified Explanation

The patent application describes a power storage device with a unique structure, including electrodes, a separator, and a non-aqueous electrolyte. The device is designed for efficient energy storage and release.

Key Features and Innovation

  • First electrode with a current collector and active material layer
  • Second electrode with a current collector and active material layer
  • Separator between electrodes
  • Non-aqueous electrolyte for energy transfer
  • Columnar wound body structure for compact design
  • First current collecting plate for electrical connection

Potential Applications

This technology can be used in various energy storage applications, such as electric vehicles, renewable energy systems, and portable electronics.

Problems Solved

This innovation addresses the need for high-performance and compact power storage solutions for modern electronic devices and renewable energy systems.

Benefits

  • Efficient energy storage and release
  • Compact design for space-saving applications
  • Enhanced performance for electric vehicles and renewable energy systems

Commercial Applications

  • Energy storage systems for electric vehicles
  • Backup power systems for renewable energy installations
  • Portable electronic devices with longer battery life

Prior Art

Readers can explore prior art related to power storage devices, current collectors, and electrode structures in the field of energy storage technologies.

Frequently Updated Research

Stay updated on the latest research and developments in power storage technologies, electrode materials, and energy storage system optimization.

Questions about Power Storage Devices

What are the key components of a power storage device?

A power storage device typically consists of electrodes, a separator, an electrolyte, and current collectors to facilitate energy storage and release.

How does the design of a power storage device impact its performance?

The design of a power storage device, including the arrangement of electrodes and the choice of materials, can significantly affect its energy storage capacity and efficiency.


Original Abstract Submitted

A power storage device includes: a first electrode including a first current collector having an elongated sheet shape and a first active material layer supported on the first current collector; a second electrode including a second current collector having an elongated sheet shape and a second active material layer supported on the second current collector; a separator interposed between the first electrode and the second electrode; a non-aqueous electrolyte; and a first current collecting plate electrically connected to the first current collector, wherein the first electrode, the second electrode, and the separator constitute a columnar wound body, a first end in a longitudinal direction of the first current collector is a first exposed part not having the first active material layer and protruding from a first end surface of the wound body, a first tab extends from the first exposed part, the first tab covers at least a part of the first exposed part on an inner peripheral side inside the first tab, and the first current collector plate is welded to the first exposed part on an inner peripheral side inside the first tab via the first tab.