Battery pack and automobile including same
The battery pack design enhances energy density and reduces weight by integrating side plates and elastic band members, eliminating the need for a separate housing case and optimizing cooling, thus improving stability and performance.
JP7744425B2Active Publication Date: 2025-09-25LG ENERGY SOLUTION LTD
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Patent Information
- Application Number
- JP2023543031
- Authority / Receiving Office
- JP · JP
- Patent Type
- Patents
- Current Assignee / Owner
- Priority Date
- 2021-08-25
- Filing Date
- 2022-08-10
- Publication Date
- 2025-09-25
- Estimated Expiration
- 2042-08-10
AI Technical Summary
Technical Problem
Conventional battery packs suffer from reduced energy density and increased weight due to the weight and volume of the housing structure, which hinders their efficiency and performance.
Method used
A battery pack design that includes a pack tray supporting battery modules with side plates and a band unit covering the battery cell assembly, eliminating the need for a separate housing case, and utilizing elastic band members and integrated cooling systems to enhance stability and reduce weight.
Benefits of technology
The design increases energy density, reduces overall weight, and effectively controls cell swelling, resulting in a more efficient and compact battery pack.
✦ Generated by Eureka AI based on patent content.
Abstract
A battery pack according to one embodiment of the present invention includes a pack tray and at least one battery module arranged on the pack tray, and the at least one battery module includes a battery cell assembly mounted on the pack tray and including at least one battery cell, a pair of side plates arranged on both sides of the battery cell assembly so as to support the battery cell assembly and fixed to the pack tray, and a band unit connected to the pair of side plates and at least partially covering the upper and lower sides of the battery cell assembly.
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