Battery pack
The battery pack uses temperature-responsive carbon dioxide adsorption and release mechanisms to manage carbon dioxide for fire extinguishment and emissions reduction, addressing the lack of effective utilization in existing battery packs.
Patent Information
- Authority / Receiving Office
- JP · JP
- Patent Type
- Patents
- Current Assignee / Owner
- MITSUBISHI MOTORS CORP
- Filing Date
- 2023-03-14
- Publication Date
- 2026-07-22
AI Technical Summary
Existing battery packs do not effectively utilize carbon dioxide emissions for beneficial purposes, such as fire extinguishment, and lack efficient carbon dioxide adsorption and release mechanisms.
A battery pack with a housing containing a first member made of inorganic porous materials like magnesium or activated carbon that adsorbs and releases carbon dioxide based on temperature, and a second member that responds to external temperature changes to manage carbon dioxide flow, along with a bimetal opening/closing member to control passage opening and closing.
Enables effective utilization of carbon dioxide for fire extinguishment and efficient carbon dioxide management within the battery pack, enhancing safety and emissions reduction.
Smart Images

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