Electrode laminate and battery

US2025096330A1 · US · A1

Patent metadata
FieldValue
Publication numberUS-2025096330-A1
Application numberUS-202418668407-A
CountryUS
Kind codeA1
Filing dateMay 20, 2024
Priority dateSep 15, 2023
Publication dateMar 20, 2025
Grant date

How to read this patent

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  1. Title

    What the patent document calls the invention.

  2. Abstract

    A short plain-language summary of the technical disclosure.

  3. Assignees and inventors

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  4. Key dates

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  5. First independent claim

    The legal scope of protection — read this for what is actually claimed.

  6. CPC / IPC classifications

    Technology tags used to group this patent with similar filings.

  7. Citations and related patents

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Abstract

Official abstract text for this publication.

In the electrode laminate of the present disclosure, a fixing member including a curable resin is disposed on at least one side face portion. The fixing member has a thin film region and a thick film region. The thin film region is formed on at least one end portion including the terminal end of the fixing member, and the thick film region is formed at a portion other than the thin film region. The thickness of the fixing member is thinnest at the terminal end. Further, the battery of the present disclosure includes the electrode laminate of the present disclosure and a laminate film sealing the electrode laminate.

First claim

Opening claim text (preview).

What is claimed is: 1 . An electrode laminate, provided with a fixing member that includes a curable resin and that is disposed on at least one side face portion, wherein the fixing member includes a thin film region and a thick film region, the thin film region is fashioned on at least one end portion including a terminal end of the fixing member, and the thick film region is fashioned in a portion other than the thin film region. 2 . The electrode laminate according to claim 1 , wherein: a thickness of the fixing member is thinnest at the terminal end; and a thickness of the terminal end is no more than 50% of a thickness of the thick film region. 3 . The electrode laminate according to claim 1 , wherein a length of the thin film region is no less than 1 mm. 4 . The electrode laminate according to claim 1 , wherein a thickness of the thick film region is no less than 50 μm and no more than 5 mm. 5 . A battery comprising: the electrode laminate according to claim 1 ; and a laminate film that seals the electrode laminate.

Assignees

Inventors

Classifications

  • Terminals adapted for prismatic, pouch or rectangular cells · CPC title

  • having a layered structure · CPC title

  • for pouch or flexible bag cells · CPC title

  • Organic material · CPC title

  • Plate-shaped terminals · CPC title

Patent family

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External sources

Frequently asked questions

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What does patent US2025096330A1 cover?
In the electrode laminate of the present disclosure, a fixing member including a curable resin is disposed on at least one side face portion. The fixing member has a thin film region and a thick film region. The thin film region is formed on at least one end portion including the terminal end of the fixing member, and the thick film region is formed at a portion other than the thin film region.…
Who is the assignee on this patent?
Toyota Motor Co Ltd
What technology area does this patent fall under?
Primary CPC classification H01M10/0587. Mapped technology areas include Electricity.
When was this patent published?
Publication date Thu Mar 20 2025 00:00:00 GMT+0000 (Coordinated Universal Time) (A1). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).