Battery packs and automobiles containing them
The battery pack design with a venting device and rib structure efficiently guides high-temperature gases and flames away from the pack, addressing discharge inefficiencies and enhancing safety by minimizing thermal damage and preventing upward diffusion.
JP2026108830APending Publication Date: 2026-06-30LG ENERGY SOLUTION LTD
Patent Information
- Authority / Receiving Office
- JP · JP
- Patent Type
- Applications
- Current Assignee / Owner
- LG ENERGY SOLUTION LTD
- Filing Date
- 2026-04-01
- Publication Date
- 2026-06-30
AI Technical Summary
Technical Problem
Conventional battery packs face challenges in efficiently discharging high-temperature gases and flames generated during malfunctions, which can lead to dangerous chain reactions and thermal damage to adjacent cells.
Method used
A battery pack design featuring a cell array housed in a pack case with a venting device and ribs that guide gases and flames to the outside in a specific direction, utilizing a rib structure at the bottom of the cell array to channel gases through vent passages and devices.
Benefits of technology
The design efficiently directs high-temperature gases and flames away from the battery pack, minimizing thermal damage to adjacent cells and enhancing safety by ensuring rapid discharge and preventing upward diffusion.
✦ Generated by Eureka AI based on patent content.
Smart Images
Figure 2026108830000001_ABST
Abstract
The present invention provides a battery pack and an automobile including it that can more efficiently discharge high-temperature gases and flames to the outside of the battery pack. [Solution] A battery pack according to one aspect of the present invention includes a cell array containing a plurality of battery cells and a pack case housing the cell array, wherein the pack case includes a venting device provided to discharge gas generated from the cell array to the outside of the pack case and ribs provided at the bottom of the cell array to guide the gas to the venting device.
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