Air door alarm controller (infrared induction type for coal mine)

CN309552897SActive Publication Date: 2025-10-21李晓峰
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Patent Information

Application Number
CN202530077464.1
Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
Filing Date
2025-02-21
Publication Date
2025-10-21
Estimated Expiration
2040-02-21

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Abstract

1. Name of the designed product: air door alarm controller (infrared induction type for coal mine). 2. Use of the designed product: for monitoring and controlling the state of air door. 3. Design points of the designed product: in the overall shape of the product. 4. Picture or photo that best indicates the design points: perspective view.
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